| Weather / Argentina Weather Temperature |
Weather in Salta, Argentina
Current Conditions (Sunday, February 2, 2025 at 08:00 America/Argentina/Salta time)
 | Temperature: 66°F (19°C) |
Forecast Overview
Sun Feb 2 
86°F 64°F 30°C 18°C Mostly sunny.
detailsMon Feb 3 
90°F 64°F 32°C 18°C Times of sun and clouds.
detailsTue Feb 4 91°F 68°F 33°C 20°C Times of sun and clouds.
detailsWed Feb 5 
91°F 68°F 33°C 20°C Partly cloudy skies.
detailsThu Feb 6 88°F 66°F 31°C 19°C More clouds than sun.
detailsFri Feb 7 88°F 63°F 31°C 17°C Mostly cloudy skies.
detailsSat Feb 8 
90°F 63°F 32°C 17°C Chance of rain in the afternoon.
detailsSun Feb 9 88°F 64°F 31°C 18°C Considerable cloudiness.
detailsMon Feb 10 
88°F 66°F 31°C 19°C Mostly cloudy skies.
detailsTue Feb 11 91°F 64°F 33°C 18°C Chance of rain before sunrise and in the afternoon.
detailsWed Feb 12 81°F 63°F 27°C 17°C Chance of heavy rain at various times.
detailsThu Feb 13 75°F 61°F 24°C 16°C Chance of heavy rain at various times.
detailsFri Feb 14 75°F 61°F 24°C 16°C Chance of rain in the morning.
detailsSat Feb 15 81°F 63°F 27°C 17°C Chance of rain before sunrise.
details
Detailed Forecast
| Sunday, February 2 | sunrise: 06:58 sunset: 20:12 |
| Low around 64°F (18°C), high around 86°F (30°C). Mostly sunny. Wind: 7 mph (12 km/h). |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 00:00 03:00 |  | Clear. | 67°F (19°C) | 5 mph (8 km/h) | 65% | 0.307% |
| 03:00 06:00 | | Clear. | 64°F (18°C) | 4 mph (7 km/h) | 66% | 0.307% |
| 06:00 09:00 | | Sunny. | 71°F (22°C) | 3 mph (5 km/h) | 58% | 0.307% |
| 09:00 12:00 | | Sunny. | 81°F (27°C) | 5 mph (8 km/h) | 43% | 0.302% |
| 12:00 15:00 | | Sunny. | 86°F (30°C) | 7 mph (12 km/h) | 36% | 0.294% |
| 15:00 18:00 | | Sunny. | 84°F (29°C) | 7 mph (11 km/h) | 35% | 0.287% |
| 18:00 21:00 | | Clear. | 70°F (21°C) | 6 mph (9 km/h) | 60% | 0.286% |
| 21:00 00:00 | | Overcast. | 68°F (20°C) | 4 mph (7 km/h) | 60% | 0.286% |
| Monday, February 3 | sunrise: 06:59 sunset: 20:11 |
| Low around 65°F (18°C), high around 90°F (32°C). Times of sun and clouds. Wind: 8 mph (13 km/h). |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 00:00 03:00 | | Clear. | 66°F (19°C) | 5 mph (8 km/h) | 60% | 0.286% |
| 03:00 06:00 | | Clear. | 65°F (18°C) | 4 mph (6 km/h) | 59% | 0.286% |
| 06:00 09:00 | | Sunny. | 73°F (23°C) | 2 mph (3 km/h) | 51% | 0.286% |
| 09:00 12:00 | | Sunny. | 85°F (29°C) | 5 mph (8 km/h) | 35% | 0.282% |
| 12:00 15:00 | | Sunny. | 89°F (32°C) | 8 mph (13 km/h) | 28% | 0.274% |
| 15:00 18:00 | | Sunny. | 88°F (31°C) | 6 mph (10 km/h) | 25% | 0.268% |
| 18:00 21:00 | | Overcast. | 72°F (22°C) | 6 mph (10 km/h) | 47% | 0.267% |
| 21:00 00:00 | | Overcast. | 70°F (21°C) | 6 mph (9 km/h) | 47% | 0.266% |
| Tuesday, February 4 | sunrise: 07:00 sunset: 20:11 |
| Low around 68°F (20°C), high around 91°F (33°C). Times of sun and clouds. Wind: 9 mph (14 km/h). |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 00:00 03:00 | | Overcast. | 69°F (20°C) | 6 mph (9 km/h) | 46% | 0.266% |
| 03:00 06:00 | | Overcast. | 69°F (20°C) | 4 mph (6 km/h) | 44% | 0.266% |
| 06:00 09:00 | | Sunny. | 77°F (25°C) | 1 mph (1 km/h) | 40% | 0.265% |
| 09:00 12:00 | | Mostly sunny, with a few passing clouds. | 87°F (31°C) | 6 mph (9 km/h) | 28% | 0.261% |
| 12:00 15:00 | | Partly cloudy. | 91°F (33°C) | 9 mph (14 km/h) | 22% | 0.254% |
| 15:00 18:00 | | Sunny. | 89°F (32°C) | 5 mph (7 km/h) | 21% | 0.248% |
| 18:00 21:00 | | Clear. | 73°F (23°C) | 7 mph (11 km/h) | 43% | 0.247% |
| 21:00 00:00 | | Clear. | 71°F (22°C) | 7 mph (11 km/h) | 42% | 0.246% |
| Wednesday, February 5 | sunrise: 07:01 sunset: 20:10 |
| Low around 67°F (20°C), high around 91°F (33°C). Partly cloudy skies. Wind: 11 mph (18 km/h). |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 00:00 03:00 | | Clear. | 69°F (21°C) | 5 mph (7 km/h) | 42% | 0.246% |
| 03:00 06:00 | | Times of clear skies and clouds. | 67°F (20°C) | 5 mph (8 km/h) | 45% | 0.246% |
| 06:00 09:00 | | Overcast. | 77°F (25°C) | 1 mph (2 km/h) | 39% | 0.245% |
| 09:00 12:00 | | Sunny. | 87°F (31°C) | 7 mph (11 km/h) | 27% | 0.242% |
| 12:00 15:00 | | Considerable cloudiness. | 91°F (33°C) | 11 mph (18 km/h) | 23% | 0.235% |
| 15:00 18:00 | | A few passing clouds. | 89°F (32°C) | 7 mph (11 km/h) | 24% | 0.23% |
| 18:00 21:00 | | Mostly cloudy. | 74°F (23°C) | 7 mph (11 km/h) | 43% | 0.229% |
| 21:00 00:00 | | Overcast. | 71°F (22°C) | 6 mph (9 km/h) | 44% | 0.228% |
| Thursday, February 6 | sunrise: 07:01 sunset: 20:10 |
| Low around 66°F (19°C), high around 88°F (31°C). Estimated precipitation: 0.09 in (2.3125 mm). More clouds than sun. Wind: 9 mph (14 km/h). |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 00:00 03:00 | | Partly cloudy. | 70°F (21°C) | 4 mph (6 km/h) | 46% | 0.227% |
| 03:00 06:00 | | Mostly clear, with a few passing clouds. | 70°F (21°C) | 3 mph (4 km/h) | 50% | 0.227% |
| 06:00 09:00 | | Overcast. | 73°F (23°C) | 3 mph (4 km/h) | 54% | 0.226% |
| 09:00 12:00 | | Sunny. Precipitation: 0 in (0.0625 mm). | 81°F (27°C) | 3 mph (5 km/h) | 46% | 0.225% |
| 12:00 15:00 | | Partly cloudy. Precipitation: 0.02 in (0.4375 mm). | 88°F (31°C) | 9 mph (14 km/h) | 32% | 0.221% |
| 15:00 18:00 | | Overcast. Precipitation: 0.05 in (1.375 mm). | 72°F (22°C) | 4 mph (6 km/h) | 76% | 0.22% |
| 18:00 21:00 | | A few passing clouds. Precipitation: 0.02 in (0.4375 mm). | 69°F (20°C) | 2 mph (3 km/h) | 77% | 0.223% |
| 21:00 00:00 | | Partly cloudy. | 67°F (19°C) | 3 mph (5 km/h) | 76% | 0.223% |
| Friday, February 7 | sunrise: 07:02 sunset: 20:09 |
| Low around 63°F (17°C), high around 87°F (31°C). Estimated precipitation: 0.04 in (0.9375 mm). Mostly cloudy skies. Wind: 6 mph (10 km/h). |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 00:00 03:00 | | Mostly clear. | 65°F (18°C) | 3 mph (6 km/h) | 74% | 0.223% |
| 03:00 06:00 | | Overcast. | 64°F (18°C) | 3 mph (5 km/h) | 72% | 0.223% |
| 06:00 09:00 | | Sunny. | 72°F (22°C) | 2 mph (3 km/h) | 59% | 0.222% |
| 09:00 12:00 | | Mostly cloudy. | 82°F (28°C) | 6 mph (10 km/h) | 43% | 0.219% |
| 12:00 15:00 | | Overcast. Precipitation: 0 in (0.125 mm). | 86°F (30°C) | 6 mph (10 km/h) | 37% | 0.215% |
| 15:00 18:00 | | Overcast. Precipitation: 0 in (0.125 mm). | 74°F (23°C) | 5 mph (8 km/h) | 61% | 0.214% |
| 18:00 21:00 | | Overcast. Precipitation: 0.01 in (0.375 mm). | 72°F (22°C) | 6 mph (10 km/h) | 66% | 0.214% |
| 21:00 00:00 | | Overcast. Precipitation: 0.01 in (0.3125 mm). | 70°F (21°C) | 4 mph (6 km/h) | 72% | 0.215% |
| Saturday, February 8 | sunrise: 07:03 sunset: 20:08 |
| Low around 63°F (17°C), high around 89°F (32°C). Chance of rain late in the afternoon (between 3 pm and 6 pm). The precipitation may fall as scattered showers of varying intensity. Estimated precipitation: 0.43 in (10.9375 mm). Overcast skies. Wind: 6 mph (10 km/h). |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 00:00 03:00 | | Overcast. Precipitation: 0 in (0.0625 mm). | 67°F (19°C) | 4 mph (6 km/h) | 75% | 0.215% |
| 03:00 06:00 | | Overcast. | 66°F (19°C) | 4 mph (6 km/h) | 73% | 0.215% |
| 06:00 09:00 | | Overcast. Precipitation: 0 in (0.125 mm). | 74°F (23°C) | 1 mph (2 km/h) | 60% | 0.214% |
| 09:00 12:00 | | Overcast. Precipitation: 0.02 in (0.5 mm). | 83°F (28°C) | 5 mph (8 km/h) | 44% | 0.212% |
| 12:00 15:00 | | Times of sun and clouds. Precipitation: 0.05 in (1.1875 mm). | 88°F (31°C) | 5 mph (8 km/h) | 36% | 0.208% |
| 15:00 18:00 | | Chance of scattered rain showers. Precipitation: 0.34 in (8.6875 mm). | 65°F (18°C) | 6 mph (10 km/h) | 93% | 0.315% |
| 18:00 21:00 | | Overcast. Precipitation: 0.01 in (0.375 mm). | 65°F (18°C) | 4 mph (6 km/h) | 82% | 0.317% |
| 21:00 00:00 | | Overcast. | 64°F (18°C) | 5 mph (8 km/h) | 78% | 0.315% |
| Sunday, February 9 | sunrise: 07:03 sunset: 20:08 |
| Low around 64°F (18°C), high around 87°F (31°C). Estimated precipitation: 0 in (0.0625 mm). Considerable cloudiness. Wind: 7 mph (11 km/h). |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 00:00 03:00 | | Overcast. | 64°F (18°C) | 4 mph (7 km/h) | 71% | 0.315% |
| 03:00 06:00 | | Overcast. | 64°F (18°C) | 4 mph (6 km/h) | 68% | 0.313% |
| 06:00 09:00 | | Mostly cloudy. | 72°F (22°C) | 0 mph (0 km/h) | 56% | 0.312% |
| 09:00 12:00 | | Overcast. | 83°F (28°C) | 6 mph (9 km/h) | 40% | 0.306% |
| 12:00 15:00 | | Overcast. Precipitation: 0 in (0.0625 mm). | 87°F (31°C) | 7 mph (11 km/h) | 32% | 0.297% |
| 15:00 18:00 | | Considerable cloudiness. | 81°F (27°C) | 3 mph (5 km/h) | 43% | 0.293% |
| 18:00 21:00 | | Clear. | 73°F (23°C) | 4 mph (6 km/h) | 57% | 0.292% |
| 21:00 00:00 | | Clear. | 69°F (21°C) | 5 mph (9 km/h) | 61% | 0.291% |
| Monday, February 10 | sunrise: 07:04 sunset: 20:07 |
| Low around 66°F (19°C), high around 88°F (31°C). Estimated precipitation: 0.01 in (0.1875 mm). Mostly cloudy skies. Wind: 7 mph (12 km/h). |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 00:00 03:00 | | Overcast. | 67°F (20°C) | 4 mph (7 km/h) | 61% | 0.291% |
| 03:00 06:00 | | Overcast. | 66°F (19°C) | 4 mph (7 km/h) | 63% | 0.291% |
| 06:00 09:00 | | Overcast. | 73°F (23°C) | 1 mph (1 km/h) | 55% | 0.29% |
| 09:00 12:00 | | Overcast. | 82°F (28°C) | 5 mph (8 km/h) | 44% | 0.286% |
| 12:00 15:00 | | Sunny. Precipitation: 0 in (0.0625 mm). | 88°F (31°C) | 7 mph (12 km/h) | 35% | 0.279% |
| 15:00 18:00 | | Overcast. Precipitation: 0 in (0.125 mm). | 86°F (30°C) | 5 mph (9 km/h) | 35% | 0.272% |
| 18:00 21:00 | | Overcast. | 74°F (24°C) | 4 mph (7 km/h) | 53% | 0.271% |
| 21:00 00:00 | | Partly cloudy. | 72°F (22°C) | 5 mph (8 km/h) | 56% | 0.271% |
| Tuesday, February 11 | sunrise: 07:05 sunset: 20:07 |
| Low around 64°F (18°C), high around 91°F (33°C). Chance of rain before sunrise (between 3 am and 6 am) and in the afternoon (between 3 pm and 6 pm). Estimated precipitation: 0.14 in (3.4375 mm). More sun than clouds. Wind: 10 mph (16 km/h). |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 00:00 03:00 | | Partly cloudy. | 69°F (21°C) | 3 mph (6 km/h) | 59% | 0.271% |
| 03:00 06:00 | | Chance of light rain. Precipitation: 0.02 in (0.4375 mm). | 64°F (18°C) | 3 mph (5 km/h) | 75% | 0.272% |
| 06:00 09:00 | | Times of sun and clouds. Precipitation: 0.01 in (0.25 mm). | 71°F (22°C) | 1 mph (1 km/h) | 67% | 0.273% |
| 09:00 12:00 | | Sunny. Precipitation: 0.01 in (0.25 mm). | 84°F (29°C) | 6 mph (9 km/h) | 42% | 0.269% |
| 12:00 15:00 | | Sunny. Precipitation: 0.01 in (0.3125 mm). | 89°F (32°C) | 7 mph (11 km/h) | 32% | 0.262% |
| 15:00 18:00 | | Chance of light rain. Precipitation: 0.03 in (0.75 mm). | 73°F (23°C) | 10 mph (16 km/h) | 64% | 0.258% |
| 18:00 21:00 | | Partly cloudy. Precipitation: 0.04 in (1.125 mm). | 67°F (19°C) | 5 mph (8 km/h) | 80% | 0.259% |
| 21:00 00:00 | | Mostly clear, with a few passing clouds. Precipitation: 0.01 in (0.3125 mm). | 64°F (18°C) | 4 mph (7 km/h) | 83% | 0.26% |
| Wednesday, February 12 | sunrise: 07:05 sunset: 20:06 |
| Low around 62°F (17°C), high around 80°F (27°C). Chance of heavy rain early in the morning (between 6 am and 9 am) and in the evening (after 6 pm). The precipitation may fall as scattered showers of varying intensity. Estimated precipitation: 0.85 in (21.5 mm). Overcast skies. Wind: 7 mph (11 km/h). |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 00:00 03:00 | | Overcast. Precipitation: 0.01 in (0.1875 mm). | 67°F (20°C) | 3 mph (5 km/h) | 74% | 0.26% |
| 03:00 06:00 | | Overcast. Precipitation: 0.02 in (0.5 mm). | 63°F (17°C) | 1 mph (2 km/h) | 86% | 0.263% |
| 06:00 09:00 | | Chance of scattered rain showers. Precipitation: 0.12 in (3 mm). | 64°F (18°C) | 4 mph (6 km/h) | 92% | 0.285% |
| 09:00 12:00 | | Overcast. Precipitation: 0.14 in (3.625 mm). | 70°F (21°C) | 5 mph (8 km/h) | 71% | 0.299% |
| 12:00 15:00 | | Overcast. Precipitation: 0 in (0.125 mm). | 80°F (27°C) | 7 mph (11 km/h) | 45% | 0.293% |
| 15:00 18:00 | | A few passing clouds. Precipitation: 0.02 in (0.4375 mm). | 77°F (25°C) | 5 mph (8 km/h) | 53% | 0.288% |
| 18:00 21:00 | | Chance of scattered rain showers. Precipitation: 0.12 in (3.0625 mm). | 64°F (18°C) | 4 mph (6 km/h) | 93% | 0.316% |
| 21:00 00:00 | | Chance of heavy rain. Precipitation: 0.42 in (10.5625 mm). | 64°F (18°C) | 4 mph (6 km/h) | 94% | 0.385% |
| Thursday, February 13 | sunrise: 07:06 sunset: 20:05 |
| Low around 62°F (16°C), high around 75°F (24°C). Chance of heavy rain between midnight and 3 am, and again after 3 pm. The precipitation may fall as scattered showers of varying intensity. Estimated precipitation: 1.33 in (33.8125 mm). Overcast skies. Wind: 5 mph (8 km/h). |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 00:00 03:00 | | Chance of scattered rain showers. Precipitation: 0.09 in (2.25 mm). | 63°F (17°C) | 2 mph (3 km/h) | 93% | 0.382% |
| 03:00 06:00 | | Overcast. Precipitation: 0.05 in (1.375 mm). | 63°F (17°C) | 2 mph (3 km/h) | 92% | 0.376% |
| 06:00 09:00 | | Overcast. Precipitation: 0.01 in (0.25 mm). | 65°F (19°C) | 2 mph (3 km/h) | 87% | 0.365% |
| 09:00 12:00 | | Mostly cloudy. Precipitation: 0.05 in (1.375 mm). | 73°F (23°C) | 4 mph (6 km/h) | 71% | 0.359% |
| 12:00 15:00 | | Overcast. Precipitation: 0.15 in (3.8125 mm). | 74°F (23°C) | 3 mph (5 km/h) | 76% | 0.365% |
| 15:00 18:00 | | Chance of scattered rain showers. Precipitation: 0.26 in (6.5 mm). | 67°F (19°C) | 4 mph (7 km/h) | 88% | 0.394% |
| 18:00 21:00 | | Chance of rain. Precipitation: 0.17 in (4.375 mm). | 64°F (18°C) | 5 mph (8 km/h) | 94% | 0.388% |
| 21:00 00:00 | | Chance of heavy rain. Precipitation: 0.55 in (13.875 mm). | 63°F (17°C) | 3 mph (5 km/h) | 95% | 0.411% |
| Friday, February 14 | sunrise: 07:07 sunset: 20:05 |
| Low around 62°F (16°C), high around 75°F (24°C). Chance of rain early in the morning (until 9 am). The precipitation may fall as scattered showers of varying intensity. Estimated precipitation: 0.59 in (15 mm). Overcast skies. Wind: 5 mph (8 km/h). |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 00:00 03:00 | | Chance of rain. Precipitation: 0.33 in (8.375 mm). | 62°F (16°C) | 3 mph (5 km/h) | 98% | 0.41% |
| 03:00 06:00 | | Chance of rain. Precipitation: 0.04 in (1.125 mm). | 62°F (17°C) | 3 mph (5 km/h) | 94% | 0.402% |
| 06:00 09:00 | | Chance of rain. Precipitation: 0.07 in (1.875 mm). | 63°F (17°C) | 1 mph (2 km/h) | 96% | 0.407% |
| 09:00 12:00 | | Overcast. Precipitation: 0.03 in (0.6875 mm). | 70°F (21°C) | 3 mph (4 km/h) | 78% | 0.392% |
| 12:00 15:00 | | Overcast. Precipitation: 0.01 in (0.1875 mm). | 75°F (24°C) | 4 mph (7 km/h) | 65% | 0.381% |
| 15:00 18:00 | | Overcast. Precipitation: 0.01 in (0.375 mm). | 73°F (23°C) | 1 mph (2 km/h) | 76% | 0.375% |
| 18:00 21:00 | | Mostly cloudy. Precipitation: 0.03 in (0.8125 mm). | 67°F (19°C) | 4 mph (6 km/h) | 84% | 0.375% |
| 21:00 00:00 | | Overcast. Precipitation: 0.06 in (1.5625 mm). | 64°F (18°C) | 5 mph (8 km/h) | 88% | 0.375% |
| Saturday, February 15 | sunrise: 07:07 sunset: 20:04 |
| Low around 62°F (17°C), high around 80°F (27°C). Chance of rain before sunrise (from midnight to 6 am). The precipitation may fall as scattered showers of varying intensity. Estimated precipitation: 0.61 in (15.375 mm). Mostly cloudy skies. Wind: 6 mph (9 km/h). |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 00:00 03:00 | | Chance of scattered rain showers. Precipitation: 0.12 in (3 mm). | 64°F (18°C) | 6 mph (9 km/h) | 88% | 0.374% |
| 03:00 06:00 | | Chance of rain. Precipitation: 0.37 in (9.5 mm). | 62°F (17°C) | 6 mph (9 km/h) | 91% | 0.411% |
| 06:00 09:00 | | Overcast. Precipitation: 0.06 in (1.5 mm). | 64°F (18°C) | 2 mph (3 km/h) | 85% | 0.396% |
| 09:00 12:00 | | Mostly cloudy. Precipitation: 0 in (0.125 mm). | 70°F (21°C) | 3 mph (5 km/h) | 72% | 0.387% |
| 12:00 15:00 | | Mostly cloudy. Precipitation: 0.01 in (0.1875 mm). | 79°F (26°C) | 5 mph (8 km/h) | 50% | 0.375% |
| 15:00 18:00 | | Overcast. Precipitation: 0.03 in (0.875 mm). | 77°F (25°C) | 3 mph (4 km/h) | 56% | 0.369% |
| 18:00 21:00 | | Clear. Precipitation: 0.01 in (0.1875 mm). | 66°F (19°C) | 5 mph (8 km/h) | 79% | 0.369% |
| 21:00 00:00 | | Overcast. | 65°F (18°C) | 5 mph (8 km/h) | 73% | 0.369% |
Temperature variation graph for the last seven days
Humidity Variation Graph
Wind speed
Weather Station: Salta Aerodrome (latitude 24-51S, longitude 065-29W)
Local Time:
Salta is in the "America/Argentina/Salta" timezone.
The "America/Argentina/Salta" timezone uses a Standard Time (ST) / Daylight Saving Time (DST) alternation scheme, and it currently is in ST (since Saturday, 15 March 2008, 23:00 local time). During ST, the offset to Universal Time (UTC, GMT or Zulu) is -3:00 hours.
Salta will exit standard time (entering DST) on Tuesday, 19 January 2038, at 00:14 AM local time, when clocks will be turned forward 0 hour to Tuesday, 19 January 2038, 00:14 AM local daylight time. During DST, the offset to UTC will be -3:00 hours.
Weather and Temperature in Argentina