| Weather / Montana Weather Temperature |
Weather Forecast for Roundup (Montana)
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Forecast Overview
Tue Dec 31 
28°F 18°F -2°C -8°C Chance of light snow in the morning.
detailsWed Jan 1 
23°F 16°F -5°C -9°C Chance of light snow in the afternoon and in the evening.
detailsThu Jan 2 
19°F 10°F -7°C -12°C Chance of light snow in the morning.
detailsFri Jan 3 
23°F 10°F -5°C -12°C Overcast skies.
detailsSat Jan 4 32°F 16°F 0°C -9°C Overcast skies.
detailsSun Jan 5 23°F 12°F -5°C -11°C Chance of light snow almost all day.
detailsMon Jan 6 
19°F 7°F -7°C -14°C Chance of light snow before sunrise.
detailsTue Jan 7 32°F 7°F -0°C -14°C Mostly cloudy skies.
detailsWed Jan 8 39°F 14°F 4°C -10°C Overcast skies.
detailsThu Jan 9 39°F 18°F 4°C -8°C Mostly cloudy skies.
detailsFri Jan 10 46°F 18°F 8°C -8°C Overcast skies.
detailsSat Jan 11 
48°F 30°F 9°C -1°C Chance of light snow late at night.
detailsSun Jan 12 
36°F 25°F 2°C -4°C Chance of light snow before sunrise and in the evening.
detailsMon Jan 13 36°F 23°F 2°C -5°C Considerable cloudiness.
details
Detailed Forecast
| Tuesday, December 31 | sunrise: 07:57 sunset: 16:36 |
| Low around 18°F (-8°C), high around 29°F (-2°C). Chance of light snow all morning (between 2 am and 11 am). Estimated precipitation: 0.04 in (1.0625 mm). Mostly cloudy skies. Wind: 4 mph (6 km/h). |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 23:00 02:00 |  | Overcast. | 23°F (-5°C) | 3 mph (4 km/h) | 92% | 0.109% |
| 02:00 05:00 | | Chance of light snow. Precipitation: 0.01 in (0.375 mm). | 24°F (-4°C) | 2 mph (3 km/h) | 96% | 0.109% |
| 05:00 08:00 | | Chance of light snow. Precipitation: 0 in (0.0625 mm). | 22°F (-6°C) | 2 mph (3 km/h) | 97% | 0.109% |
| 08:00 11:00 | | Chance of light snow. Precipitation: 0.02 in (0.4375 mm). | 26°F (-4°C) | 4 mph (6 km/h) | 88% | 0.109% |
| 11:00 14:00 | | Overcast. Precipitation: 0 in (0.125 mm). | 28°F (-2°C) | 1 mph (2 km/h) | 74% | 0.111% |
| 14:00 17:00 | | Times of clear skies and clouds. Precipitation: 0 in (0.0625 mm). | 27°F (-3°C) | 4 mph (6 km/h) | 77% | 0.111% |
| 17:00 20:00 | | Partly cloudy. | 20°F (-7°C) | 4 mph (6 km/h) | 93% | 0.111% |
| 20:00 23:00 | | Overcast. | 18°F (-8°C) | 2 mph (3 km/h) | 98% | 0.111% |
| Wednesday, January 1 | sunrise: 07:57 sunset: 16:37 |
| Low around 15°F (-9°C), high around 22°F (-5°C). Chance of light snow late in the afternoon and in the evening (between 2 pm and 8 pm). Estimated precipitation: 0.02 in (0.4375 mm). Overcast skies. Wind: 9 mph (14 km/h). |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 23:00 02:00 | | Mostly cloudy. | 19°F (-7°C) | 1 mph (1 km/h) | 96% | 0.112% |
| 02:00 05:00 | | Overcast. Precipitation: 0 in (0.0625 mm). | 19°F (-7°C) | 4 mph (6 km/h) | 94% | 0.112% |
| 05:00 08:00 | | Overcast. Precipitation: 0 in (0.0625 mm). | 19°F (-7°C) | 6 mph (10 km/h) | 89% | 0.112% |
| 08:00 11:00 | | Overcast. Precipitation: 0 in (0.0625 mm). | 21°F (-6°C) | 8 mph (13 km/h) | 80% | 0.112% |
| 11:00 14:00 | | Overcast. | 22°F (-5°C) | 7 mph (12 km/h) | 75% | 0.112% |
| 14:00 17:00 | | Chance of light snow. Precipitation: 0 in (0.0625 mm). | 19°F (-7°C) | 9 mph (14 km/h) | 91% | 0.113% |
| 17:00 20:00 | | Chance of light snow. Precipitation: 0 in (0.125 mm). | 16°F (-9°C) | 7 mph (12 km/h) | 92% | 0.113% |
| 20:00 23:00 | | Overcast. Precipitation: 0 in (0.0625 mm). | 15°F (-9°C) | 5 mph (8 km/h) | 92% | 0.113% |
| Thursday, January 2 | sunrise: 07:57 sunset: 16:37 |
| Low around 10°F (-12°C), high around 20°F (-7°C). Chance of light snow in the morning (between 8 am and 11 am). Estimated precipitation: 0.01 in (0.375 mm). Overcast skies. Wind: 9 mph (14 km/h). |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 23:00 02:00 | | Overcast. Precipitation: 0 in (0.0625 mm). | 14°F (-10°C) | 3 mph (5 km/h) | 94% | 0.114% |
| 02:00 05:00 | | Overcast. Precipitation: 0 in (0.0625 mm). | 13°F (-10°C) | 3 mph (4 km/h) | 96% | 0.114% |
| 05:00 08:00 | | Overcast. Precipitation: 0 in (0.0625 mm). | 13°F (-10°C) | 3 mph (5 km/h) | 96% | 0.114% |
| 08:00 11:00 | | Chance of light snow. Precipitation: 0 in (0.0625 mm). | 17°F (-8°C) | 4 mph (7 km/h) | 82% | 0.114% |
| 11:00 14:00 | | Overcast. Precipitation: 0 in (0.0625 mm). | 20°F (-7°C) | 8 mph (13 km/h) | 75% | 0.114% |
| 14:00 17:00 | | Overcast. | 13°F (-11°C) | 9 mph (14 km/h) | 92% | 0.115% |
| 17:00 20:00 | | Overcast. | 11°F (-12°C) | 5 mph (9 km/h) | 96% | 0.115% |
| 20:00 23:00 | | Overcast. Precipitation: 0 in (0.0625 mm). | 11°F (-12°C) | 3 mph (5 km/h) | 94% | 0.116% |
| Friday, January 3 | sunrise: 07:57 sunset: 16:38 |
| Low around 11°F (-12°C), high around 23°F (-5°C). Estimated precipitation: 0 in (0.0625 mm). Overcast skies. Wind: 6 mph (9 km/h). |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 23:00 02:00 | | Overcast. | 13°F (-11°C) | 4 mph (6 km/h) | 91% | 0.116% |
| 02:00 05:00 | | Overcast. Precipitation: 0 in (0.0625 mm). | 15°F (-10°C) | 4 mph (6 km/h) | 87% | 0.116% |
| 05:00 08:00 | | Overcast. | 14°F (-10°C) | 5 mph (9 km/h) | 91% | 0.116% |
| 08:00 11:00 | | Overcast. | 18°F (-8°C) | 3 mph (5 km/h) | 78% | 0.116% |
| 11:00 14:00 | | Overcast. | 23°F (-5°C) | 5 mph (9 km/h) | 71% | 0.117% |
| 14:00 17:00 | | Overcast. | 16°F (-9°C) | 6 mph (9 km/h) | 93% | 0.117% |
| 17:00 20:00 | | Overcast. | 14°F (-10°C) | 5 mph (8 km/h) | 97% | 0.117% |
| 20:00 23:00 | | Overcast. | 17°F (-8°C) | 2 mph (3 km/h) | 90% | 0.118% |
| Saturday, January 4 | sunrise: 07:57 sunset: 16:39 |
| Low around 15°F (-9°C), high around 32°F (0°C). Estimated precipitation: 0.01 in (0.3125 mm). Overcast skies. Wind: 11 mph (17 km/h). |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 23:00 02:00 | | Overcast. Precipitation: 0.01 in (0.25 mm). | 19°F (-7°C) | 0 mph (1 km/h) | 89% | 0.118% |
| 02:00 05:00 | | Overcast. | 16°F (-9°C) | 2 mph (4 km/h) | 96% | 0.118% |
| 05:00 08:00 | | Overcast. | 16°F (-9°C) | 6 mph (10 km/h) | 94% | 0.118% |
| 08:00 11:00 | | Overcast. | 27°F (-3°C) | 11 mph (17 km/h) | 72% | 0.118% |
| 11:00 14:00 | | Overcast. | 32°F (0°C) | 6 mph (10 km/h) | 70% | 0.119% |
| 14:00 17:00 | | Overcast. | 27°F (-3°C) | 2 mph (4 km/h) | 87% | 0.119% |
| 17:00 20:00 | | Overcast. | 26°F (-3°C) | 4 mph (7 km/h) | 89% | 0.119% |
| 20:00 23:00 | | Overcast. Precipitation: 0 in (0.0625 mm). | 24°F (-5°C) | 6 mph (10 km/h) | 91% | 0.119% |
| Sunday, January 5 | sunrise: 07:57 sunset: 16:40 |
| Low around 12°F (-11°C), high around 24°F (-5°C). Chance of light snow all night and almost all day, except late morning from 8 am to 11 am. Estimated precipitation: 0.13 in (3.25 mm). Overcast skies. Wind: 11 mph (18 km/h). |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 23:00 02:00 | | Chance of light snow. Precipitation: 0.01 in (0.375 mm). | 22°F (-5°C) | 4 mph (7 km/h) | 94% | 0.119% |
| 02:00 05:00 | | Chance of light snow. Precipitation: 0.02 in (0.5625 mm). | 22°F (-5°C) | 4 mph (6 km/h) | 95% | 0.119% |
| 05:00 08:00 | | Chance of snow. Precipitation: 0.04 in (1 mm). | 21°F (-6°C) | 5 mph (8 km/h) | 95% | 0.119% |
| 08:00 11:00 | | Overcast. Precipitation: 0.01 in (0.3125 mm). | 23°F (-5°C) | 6 mph (10 km/h) | 89% | 0.119% |
| 11:00 14:00 | | Chance of light snow. Precipitation: 0 in (0.125 mm). | 22°F (-5°C) | 10 mph (16 km/h) | 88% | 0.119% |
| 14:00 17:00 | | Chance of light snow. Precipitation: 0.01 in (0.25 mm). | 17°F (-8°C) | 11 mph (18 km/h) | 94% | 0.119% |
| 17:00 20:00 | | Chance of light snow. Precipitation: 0 in (0.125 mm). | 14°F (-10°C) | 11 mph (18 km/h) | 92% | 0.12% |
| 20:00 23:00 | | Chance of light snow. Precipitation: 0.02 in (0.5 mm). | 12°F (-11°C) | 8 mph (12 km/h) | 93% | 0.12% |
| Monday, January 6 | sunrise: 07:57 sunset: 16:41 |
| Low around 7°F (-14°C), high around 20°F (-7°C). Chance of light snow before sunrise (from 11 pm to 5 am). Estimated precipitation: 0.04 in (1.125 mm). Overcast skies. Wind: 6 mph (9 km/h). |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 23:00 02:00 | | Chance of light snow. Precipitation: 0.03 in (0.6875 mm). | 11°F (-11°C) | 6 mph (9 km/h) | 94% | 0.12% |
| 02:00 05:00 | | Chance of light snow. Precipitation: 0.01 in (0.375 mm). | 10°F (-12°C) | 3 mph (5 km/h) | 95% | 0.12% |
| 05:00 08:00 | | Overcast. Precipitation: 0 in (0.0625 mm). | 8°F (-13°C) | 2 mph (3 km/h) | 97% | 0.12% |
| 08:00 11:00 | | Overcast. | 13°F (-11°C) | 2 mph (4 km/h) | 84% | 0.121% |
| 11:00 14:00 | | Mostly cloudy. | 19°F (-7°C) | 4 mph (6 km/h) | 77% | 0.121% |
| 14:00 17:00 | | Considerable cloudiness. | 12°F (-11°C) | 5 mph (8 km/h) | 91% | 0.121% |
| 17:00 20:00 | | Mostly clear, with a few passing clouds. | 7°F (-14°C) | 5 mph (7 km/h) | 96% | 0.121% |
| 20:00 23:00 | | Overcast. | 7°F (-14°C) | 5 mph (8 km/h) | 96% | 0.121% |
| Tuesday, January 7 | sunrise: 07:57 sunset: 16:43 |
| Low around 7°F (-14°C), high around 32°F (-0°C). Mostly cloudy skies. Wind: 7 mph (12 km/h). |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 23:00 02:00 | | Overcast. | 11°F (-12°C) | 4 mph (6 km/h) | 95% | 0.121% |
| 02:00 05:00 | | Overcast. | 15°F (-9°C) | 4 mph (6 km/h) | 91% | 0.121% |
| 05:00 08:00 | | Overcast. | 17°F (-8°C) | 2 mph (4 km/h) | 91% | 0.121% |
| 08:00 11:00 | | Overcast. | 26°F (-4°C) | 4 mph (6 km/h) | 75% | 0.122% |
| 11:00 14:00 | | Overcast. | 32°F (-0°C) | 3 mph (5 km/h) | 71% | 0.126% |
| 14:00 17:00 | | Overcast. | 27°F (-3°C) | 4 mph (6 km/h) | 86% | 0.127% |
| 17:00 20:00 | | Overcast. | 23°F (-5°C) | 6 mph (9 km/h) | 87% | 0.127% |
| 20:00 23:00 | | Clear. | 15°F (-9°C) | 7 mph (12 km/h) | 88% | 0.127% |
| Wednesday, January 8 | sunrise: 07:57 sunset: 16:44 |
| Low around 14°F (-10°C), high around 39°F (4°C). Overcast skies. Wind: 22 mph (35 km/h). |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 23:00 02:00 | | Clear. | 17°F (-8°C) | 10 mph (16 km/h) | 83% | 0.127% |
| 02:00 05:00 | | Overcast. | 22°F (-5°C) | 17 mph (28 km/h) | 72% | 0.127% |
| 05:00 08:00 | | Overcast. | 28°F (-2°C) | 19 mph (31 km/h) | 64% | 0.127% |
| 08:00 11:00 | | Overcast. | 34°F (1°C) | 22 mph (35 km/h) | 57% | 0.127% |
| 11:00 14:00 | | Overcast. | 37°F (3°C) | 16 mph (26 km/h) | 59% | 0.133% |
| 14:00 17:00 | | Overcast. | 35°F (1°C) | 14 mph (22 km/h) | 59% | 0.135% |
| 17:00 20:00 | | Overcast. | 30°F (-1°C) | 2 mph (3 km/h) | 77% | 0.134% |
| 20:00 23:00 | | Mostly cloudy. | 38°F (4°C) | 21 mph (34 km/h) | 55% | 0.134% |
| Thursday, January 9 | sunrise: 07:57 sunset: 16:45 |
| Low around 17°F (-8°C), high around 39°F (4°C). Estimated precipitation: 0 in (0.0625 mm). Mostly cloudy skies. Wind: 23 mph (37 km/h). |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 23:00 02:00 | | Overcast. | 36°F (2°C) | 23 mph (37 km/h) | 58% | 0.134% |
| 02:00 05:00 | | Overcast. | 32°F (0°C) | 14 mph (23 km/h) | 64% | 0.134% |
| 05:00 08:00 | | Overcast. | 27°F (-3°C) | 5 mph (8 km/h) | 79% | 0.134% |
| 08:00 11:00 | | Overcast. | 35°F (2°C) | 11 mph (18 km/h) | 71% | 0.135% |
| 11:00 14:00 | | Overcast. | 34°F (1°C) | 12 mph (19 km/h) | 75% | 0.141% |
| 14:00 17:00 | | Partly cloudy. | 23°F (-5°C) | 7 mph (12 km/h) | 96% | 0.141% |
| 17:00 20:00 | | Overcast. | 19°F (-7°C) | 4 mph (6 km/h) | 97% | 0.141% |
| 20:00 23:00 | | Overcast. Precipitation: 0 in (0.0625 mm). | 18°F (-8°C) | 2 mph (3 km/h) | 97% | 0.141% |
| Friday, January 10 | sunrise: 07:56 sunset: 16:46 |
| Low around 18°F (-8°C), high around 47°F (8°C). Estimated precipitation: 0 in (0.0625 mm). Overcast skies. Wind: 23 mph (36 km/h). |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 23:00 02:00 | | Overcast. | 23°F (-5°C) | 4 mph (6 km/h) | 93% | 0.141% |
| 02:00 05:00 | | Considerable cloudiness. Precipitation: 0 in (0.0625 mm). | 22°F (-6°C) | 5 mph (8 km/h) | 94% | 0.141% |
| 05:00 08:00 | | More clouds than sun. | 18°F (-8°C) | 4 mph (7 km/h) | 97% | 0.141% |
| 08:00 11:00 | | Overcast. | 29°F (-1°C) | 8 mph (13 km/h) | 83% | 0.141% |
| 11:00 14:00 | | Overcast. | 41°F (5°C) | 7 mph (11 km/h) | 75% | 0.147% |
| 14:00 17:00 | | Overcast. | 32°F (0°C) | 1 mph (2 km/h) | 88% | 0.149% |
| 17:00 20:00 | | Overcast. | 41°F (5°C) | 16 mph (26 km/h) | 71% | 0.149% |
| 20:00 23:00 | | Overcast. | 46°F (8°C) | 23 mph (36 km/h) | 49% | 0.152% |
| Saturday, January 11 | sunrise: 07:56 sunset: 16:47 |
| Low around 30°F (-1°C), high around 48°F (9°C). Chance of light snow late at night (after 8 pm). Estimated precipitation: 0 in (0.0625 mm). Mostly cloudy skies. Wind: 28 mph (46 km/h). |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 23:00 02:00 | | Overcast. | 39°F (4°C) | 28 mph (46 km/h) | 78% | 0.154% |
| 02:00 05:00 | | Partly cloudy. | 37°F (3°C) | 18 mph (29 km/h) | 55% | 0.153% |
| 05:00 08:00 | | Partly cloudy. | 31°F (-0°C) | 8 mph (13 km/h) | 74% | 0.152% |
| 08:00 11:00 | | Sunny. | 40°F (4°C) | 8 mph (12 km/h) | 51% | 0.152% |
| 11:00 14:00 | | Mostly sunny. | 44°F (7°C) | 9 mph (14 km/h) | 34% | 0.155% |
| 14:00 17:00 | | Overcast. | 33°F (1°C) | 7 mph (11 km/h) | 80% | 0.154% |
| 17:00 20:00 | | Overcast. | 31°F (-1°C) | 4 mph (6 km/h) | 85% | 0.154% |
| 20:00 23:00 | | Chance of light snow. Precipitation: 0 in (0.0625 mm). | 31°F (-1°C) | 2 mph (3 km/h) | 90% | 0.154% |
| Sunday, January 12 | sunrise: 07:55 sunset: 16:48 |
| Low around 24°F (-4°C), high around 35°F (2°C). Chance of light snow between 11 pm and 2 am and again in the evening (between 5 pm and 8 pm). Estimated precipitation: 0.03 in (0.6875 mm). Considerable cloudiness. Wind: 7 mph (12 km/h). |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 23:00 02:00 | | Chance of light snow. Precipitation: 0.01 in (0.375 mm). | 30°F (-1°C) | 3 mph (5 km/h) | 94% | 0.154% |
| 02:00 05:00 | | Overcast. | 28°F (-2°C) | 5 mph (7 km/h) | 90% | 0.153% |
| 05:00 08:00 | | Partly cloudy. | 24°F (-4°C) | 4 mph (6 km/h) | 94% | 0.152% |
| 08:00 11:00 | | A few passing clouds. | 32°F (-0°C) | 6 mph (10 km/h) | 76% | 0.152% |
| 11:00 14:00 | | Times of sun and clouds. | 35°F (2°C) | 7 mph (12 km/h) | 50% | 0.153% |
| 14:00 17:00 | | Overcast. | 30°F (-1°C) | 6 mph (10 km/h) | 68% | 0.153% |
| 17:00 20:00 | | Chance of light snow. Precipitation: 0.01 in (0.1875 mm). | 27°F (-3°C) | 4 mph (6 km/h) | 93% | 0.152% |
| 20:00 23:00 | | Clear. Precipitation: 0 in (0.125 mm). | 25°F (-4°C) | 4 mph (6 km/h) | 93% | 0.152% |
| Monday, January 13 | sunrise: 07:55 sunset: 16:50 |
| Low around 22°F (-5°C), high around 36°F (2°C). Considerable cloudiness. Wind: 16 mph (25 km/h). |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 23:00 02:00 | | Clear. | 24°F (-4°C) | 5 mph (8 km/h) | 88% | 0.151% |
| 02:00 05:00 | | Clear. | 23°F (-5°C) | 7 mph (11 km/h) | 93% | 0.151% |
| 05:00 08:00 | | Overcast. | 23°F (-5°C) | 8 mph (13 km/h) | 96% | 0.15% |
| 08:00 11:00 | | Partly cloudy. | 32°F (0°C) | 16 mph (25 km/h) | 72% | 0.15% |
| 11:00 14:00 | | Overcast. | 36°F (2°C) | 14 mph (23 km/h) | 66% | 0.151% |
| 14:00 17:00 | | Mostly cloudy. | 30°F (-1°C) | 8 mph (12 km/h) | 85% | 0.151% |
| 17:00 20:00 | | Overcast. | 27°F (-3°C) | 3 mph (4 km/h) | 89% | 0.15% |
| 20:00 23:00 | | Overcast. | 28°F (-2°C) | 0 mph (1 km/h) | 84% | 0.15% |
Roundup (latitude 46°27'N, longitude 108°32'W)
Local Time:
Roundup is in the "America/Denver" timezone.
The "America/Denver" timezone uses a Standard Time (ST) / Daylight Saving Time (DST) alternation scheme, and it currently is in ST (since Sunday, 3 November 2024, 01:00 AM local time). During ST, the timezone abbreviation is MST and the offset to Universal Time (UTC, GMT or Zulu) is -7:00 hours.
Roundup will exit standard time (entering DST) on Sunday, 9 March 2025, at 02:00 AM local time, when clocks will be turned forward 1 hour to Sunday, 9 March 2025, 03:00 AM local daylight time. During DST, the timezone abbreviation is MDT and the offset to UTC will be -6:00 hours.