| Weather / Pennsylvania Weather Temperature |
Weather Forecast for Mercersburg (Pennsylvania)
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Forecast Overview
Wed Jan 1 
54°F 36°F 12°C 2°C Chance of rain in the afternoon.
detailsThu Jan 2 
45°F 28°F 7°C -2°C Chance of light rain before sunrise.
detailsFri Jan 3 
36°F 27°F 2°C -3°C More clouds than sun.
detailsSat Jan 4 
36°F 25°F 2°C -4°C Overcast skies.
detailsSun Jan 5 28°F 21°F -2°C -6°C Partly cloudy skies.
detailsMon Jan 6 
28°F 19°F -2°C -7°C A few passing clouds.
detailsTue Jan 7 
30°F 19°F -1°C -7°C Chance of snow after 1 pm.
detailsWed Jan 8 
39°F 25°F 4°C -4°C Chance of light snow in the morning.
detailsThu Jan 9 
28°F 16°F -2°C -9°C Times of sun and clouds.
detailsFri Jan 10 32°F 10°F -0°C -12°C Considerable cloudiness.
detailsSat Jan 11 27°F 18°F -3°C -8°C Chance of snow most of the day.
detailsSun Jan 12 
27°F 12°F -3°C -11°C Chance of snow until 4 pm.
detailsMon Jan 13 
18°F 7°F -8°C -14°C Sunny skies.
detailsTue Jan 14 21°F 7°F -6°C -14°C A few passing clouds.
details
Detailed Forecast
| Wednesday, January 1 | sunrise: 07:32 sunset: 16:56 |
| Low around 36°F (2°C), high around 53°F (12°C). Chance of rain during the afternoon (between 1 pm and 7 pm). The precipitation may fall as scattered showers of varying intensity. Estimated precipitation: 0.19 in (4.8125 mm). Mostly cloudy skies. Wind: 15 mph (25 km/h). |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 01:00 04:00 |  | Overcast. | 39°F (4°C) | 1 mph (2 km/h) | 80% | 0.238% |
| 04:00 07:00 | | Clear. | 36°F (2°C) | 3 mph (5 km/h) | 85% | 0.238% |
| 07:00 10:00 | | Considerable cloudiness. | 45°F (7°C) | 8 mph (13 km/h) | 64% | 0.237% |
| 10:00 13:00 | | Overcast. | 53°F (12°C) | 15 mph (25 km/h) | 61% | 0.235% |
| 13:00 16:00 | | Chance of rain. Precipitation: 0.1 in (2.5 mm). | 50°F (10°C) | 8 mph (13 km/h) | 86% | 0.242% |
| 16:00 19:00 | | Chance of scattered rain showers. Precipitation: 0.07 in (1.75 mm). | 45°F (7°C) | 1 mph (1 km/h) | 97% | 0.258% |
| 19:00 22:00 | | Overcast. Precipitation: 0.01 in (0.3125 mm). | 44°F (7°C) | 3 mph (5 km/h) | 97% | 0.258% |
| 22:00 01:00 | | Overcast. Precipitation: 0.01 in (0.25 mm). | 45°F (7°C) | 11 mph (17 km/h) | 82% | 0.256% |
| Thursday, January 2 | sunrise: 07:33 sunset: 16:57 |
| Low around 29°F (-2°C), high around 45°F (7°C). Chance of light rain between 1 am and 4 am. Estimated precipitation: 0 in (0.125 mm). Considerable cloudiness. Wind: 19 mph (31 km/h). |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 01:00 04:00 | | Chance of light rain. Precipitation: 0 in (0.0625 mm). | 42°F (6°C) | 14 mph (22 km/h) | 87% | 0.254% |
| 04:00 07:00 | | Overcast. | 39°F (4°C) | 17 mph (27 km/h) | 80% | 0.251% |
| 07:00 10:00 | | Partly cloudy. | 40°F (4°C) | 19 mph (31 km/h) | 68% | 0.248% |
| 10:00 13:00 | | Overcast. | 40°F (5°C) | 18 mph (29 km/h) | 61% | 0.245% |
| 13:00 16:00 | | Mostly cloudy. Precipitation: 0 in (0.0625 mm). | 40°F (4°C) | 14 mph (22 km/h) | 60% | 0.243% |
| 16:00 19:00 | | Overcast. | 35°F (2°C) | 13 mph (21 km/h) | 66% | 0.241% |
| 19:00 22:00 | | Clear. | 31°F (-1°C) | 15 mph (23 km/h) | 62% | 0.24% |
| 22:00 01:00 | | Clear. | 29°F (-2°C) | 15 mph (24 km/h) | 62% | 0.238% |
| Friday, January 3 | sunrise: 07:33 sunset: 16:58 |
| Low around 27°F (-3°C), high around 36°F (2°C). More clouds than sun. Wind: 15 mph (24 km/h). |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 01:00 04:00 | | Overcast. | 29°F (-2°C) | 12 mph (19 km/h) | 63% | 0.238% |
| 04:00 07:00 | | Partly cloudy. | 27°F (-3°C) | 11 mph (18 km/h) | 62% | 0.237% |
| 07:00 10:00 | | A few passing clouds. | 31°F (-0°C) | 13 mph (22 km/h) | 51% | 0.237% |
| 10:00 13:00 | | Overcast. | 35°F (2°C) | 15 mph (24 km/h) | 44% | 0.235% |
| 13:00 16:00 | | Overcast. | 34°F (1°C) | 11 mph (18 km/h) | 51% | 0.234% |
| 16:00 19:00 | | Clear. | 30°F (-1°C) | 8 mph (13 km/h) | 61% | 0.233% |
| 19:00 22:00 | | Clear. | 28°F (-2°C) | 9 mph (15 km/h) | 61% | 0.233% |
| 22:00 01:00 | | Clear. | 27°F (-3°C) | 7 mph (12 km/h) | 62% | 0.232% |
| Saturday, January 4 | sunrise: 07:33 sunset: 16:59 |
| Low around 24°F (-4°C), high around 36°F (2°C). Overcast skies. Wind: 11 mph (18 km/h). |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 01:00 04:00 | | Partly cloudy. | 25°F (-4°C) | 4 mph (6 km/h) | 68% | 0.233% |
| 04:00 07:00 | | Overcast. | 26°F (-4°C) | 4 mph (7 km/h) | 66% | 0.234% |
| 07:00 10:00 | | Overcast. | 31°F (-1°C) | 7 mph (12 km/h) | 59% | 0.235% |
| 10:00 13:00 | | Overcast. | 35°F (2°C) | 9 mph (15 km/h) | 51% | 0.234% |
| 13:00 16:00 | | Overcast. | 34°F (1°C) | 10 mph (15 km/h) | 53% | 0.233% |
| 16:00 19:00 | | Overcast. | 28°F (-2°C) | 9 mph (15 km/h) | 68% | 0.233% |
| 19:00 22:00 | | Clear. | 25°F (-4°C) | 11 mph (18 km/h) | 65% | 0.232% |
| 22:00 01:00 | | Overcast. | 24°F (-4°C) | 11 mph (18 km/h) | 65% | 0.232% |
| Sunday, January 5 | sunrise: 07:33 sunset: 17:00 |
| Low around 21°F (-6°C), high around 29°F (-2°C). Partly cloudy skies. Wind: 17 mph (28 km/h). |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 01:00 04:00 | | Partly cloudy. | 23°F (-5°C) | 14 mph (23 km/h) | 60% | 0.233% |
| 04:00 07:00 | | Clear. | 21°F (-6°C) | 15 mph (24 km/h) | 59% | 0.233% |
| 07:00 10:00 | | Partly cloudy. | 25°F (-4°C) | 16 mph (25 km/h) | 48% | 0.234% |
| 10:00 13:00 | | Overcast. | 28°F (-2°C) | 17 mph (28 km/h) | 41% | 0.233% |
| 13:00 16:00 | | Sunny. | 26°F (-3°C) | 16 mph (26 km/h) | 47% | 0.233% |
| 16:00 19:00 | | Partly cloudy. | 23°F (-5°C) | 15 mph (25 km/h) | 53% | 0.233% |
| 19:00 22:00 | | Partly cloudy. | 22°F (-6°C) | 15 mph (24 km/h) | 57% | 0.233% |
| 22:00 01:00 | | Mostly cloudy. | 21°F (-6°C) | 14 mph (23 km/h) | 59% | 0.234% |
| Monday, January 6 | sunrise: 07:33 sunset: 17:01 |
| Low around 19°F (-7°C), high around 28°F (-2°C). A few passing clouds. Wind: 16 mph (27 km/h). |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 01:00 04:00 | | Mostly clear. | 20°F (-6°C) | 15 mph (25 km/h) | 58% | 0.235% |
| 04:00 07:00 | | Mostly clear, with a few passing clouds. | 19°F (-7°C) | 15 mph (25 km/h) | 60% | 0.236% |
| 07:00 10:00 | | Sunny. | 23°F (-5°C) | 15 mph (25 km/h) | 51% | 0.237% |
| 10:00 13:00 | | Mostly sunny, with a few passing clouds. | 27°F (-3°C) | 16 mph (27 km/h) | 44% | 0.237% |
| 13:00 16:00 | | Mostly sunny, with a few passing clouds. | 27°F (-3°C) | 13 mph (21 km/h) | 49% | 0.236% |
| 16:00 19:00 | | Overcast. | 24°F (-5°C) | 13 mph (21 km/h) | 58% | 0.237% |
| 19:00 22:00 | | Mostly clear. | 22°F (-5°C) | 12 mph (20 km/h) | 64% | 0.237% |
| 22:00 01:00 | | Clear. | 21°F (-6°C) | 10 mph (16 km/h) | 68% | 0.238% |
| Tuesday, January 7 | sunrise: 07:33 sunset: 17:02 |
| Low around 20°F (-7°C), high around 31°F (-1°C). Chance of snow from 1 pm till 1 am. Estimated precipitation: 0.12 in (3.0625 mm). Overcast skies. Wind: 9 mph (14 km/h). |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 01:00 04:00 | | Overcast. | 21°F (-6°C) | 9 mph (14 km/h) | 69% | 0.239% |
| 04:00 07:00 | | Overcast. | 21°F (-6°C) | 5 mph (8 km/h) | 70% | 0.24% |
| 07:00 10:00 | | Overcast. | 26°F (-3°C) | 3 mph (5 km/h) | 56% | 0.241% |
| 10:00 13:00 | | Overcast. | 30°F (-1°C) | 1 mph (2 km/h) | 48% | 0.241% |
| 13:00 16:00 | | Chance of light snow. Precipitation: 0.03 in (0.6875 mm). | 30°F (-1°C) | 4 mph (7 km/h) | 51% | 0.242% |
| 16:00 19:00 | | Chance of light snow. Precipitation: 0.03 in (0.6875 mm). | 24°F (-4°C) | 4 mph (7 km/h) | 89% | 0.242% |
| 19:00 22:00 | | Chance of snow. Precipitation: 0.05 in (1.3125 mm). | 24°F (-4°C) | 2 mph (4 km/h) | 95% | 0.243% |
| 22:00 01:00 | | Chance of light snow. Precipitation: 0.01 in (0.375 mm). | 25°F (-4°C) | 2 mph (3 km/h) | 94% | 0.244% |
| Wednesday, January 8 | sunrise: 07:33 sunset: 17:02 |
| Low around 25°F (-4°C), high around 39°F (4°C). Chance of light snow early in the morning (until 10 am). Estimated precipitation: 0.07 in (1.875 mm). More clouds than sun. Wind: 14 mph (23 km/h). |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 01:00 04:00 | | Chance of light snow. Precipitation: 0.02 in (0.625 mm). | 25°F (-4°C) | 2 mph (3 km/h) | 96% | 0.244% |
| 04:00 07:00 | | Chance of light snow. Precipitation: 0.03 in (0.75 mm). | 26°F (-3°C) | 1 mph (2 km/h) | 95% | 0.245% |
| 07:00 10:00 | | Chance of light snow. Precipitation: 0 in (0.125 mm). | 28°F (-2°C) | 1 mph (2 km/h) | 89% | 0.245% |
| 10:00 13:00 | | Partly cloudy. Precipitation: 0.01 in (0.25 mm). | 34°F (1°C) | 6 mph (9 km/h) | 89% | 0.247% |
| 13:00 16:00 | | Times of sun and clouds. Precipitation: 0 in (0.125 mm). | 35°F (2°C) | 13 mph (21 km/h) | 69% | 0.252% |
| 16:00 19:00 | | Clear. | 29°F (-2°C) | 13 mph (21 km/h) | 74% | 0.252% |
| 19:00 22:00 | | Partly cloudy. | 28°F (-2°C) | 14 mph (22 km/h) | 75% | 0.251% |
| 22:00 01:00 | | Clear. | 26°F (-3°C) | 14 mph (23 km/h) | 72% | 0.251% |
| Thursday, January 9 | sunrise: 07:33 sunset: 17:03 |
| Low around 16°F (-9°C), high around 28°F (-2°C). Times of sun and clouds. Wind: 16 mph (25 km/h). |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 01:00 04:00 | | Clear. | 26°F (-3°C) | 12 mph (19 km/h) | 73% | 0.251% |
| 04:00 07:00 | | Mostly cloudy. | 23°F (-5°C) | 12 mph (19 km/h) | 72% | 0.251% |
| 07:00 10:00 | | Sunny. | 26°F (-3°C) | 14 mph (22 km/h) | 60% | 0.251% |
| 10:00 13:00 | | Considerable cloudiness. | 28°F (-2°C) | 16 mph (25 km/h) | 53% | 0.251% |
| 13:00 16:00 | | A few passing clouds. | 24°F (-4°C) | 12 mph (19 km/h) | 62% | 0.25% |
| 16:00 19:00 | | Clear. | 19°F (-7°C) | 10 mph (16 km/h) | 72% | 0.25% |
| 19:00 22:00 | | Overcast. | 17°F (-8°C) | 8 mph (13 km/h) | 74% | 0.251% |
| 22:00 01:00 | | Clear. | 16°F (-9°C) | 6 mph (10 km/h) | 76% | 0.251% |
| Friday, January 10 | sunrise: 07:33 sunset: 17:04 |
| Low around 11°F (-12°C), high around 32°F (-0°C). Considerable cloudiness. Wind: 9 mph (15 km/h). |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 01:00 04:00 | | Clear. | 12°F (-11°C) | 2 mph (3 km/h) | 91% | 0.252% |
| 04:00 07:00 | | Clear. | 11°F (-12°C) | 2 mph (4 km/h) | 94% | 0.253% |
| 07:00 10:00 | | Sunny. | 21°F (-6°C) | 9 mph (14 km/h) | 55% | 0.254% |
| 10:00 13:00 | | Overcast. | 29°F (-1°C) | 9 mph (15 km/h) | 46% | 0.255% |
| 13:00 16:00 | | Overcast. | 31°F (-1°C) | 6 mph (10 km/h) | 57% | 0.255% |
| 16:00 19:00 | | Overcast. | 21°F (-6°C) | 2 mph (3 km/h) | 88% | 0.256% |
| 19:00 22:00 | | A few passing clouds. | 20°F (-7°C) | 1 mph (2 km/h) | 91% | 0.256% |
| 22:00 01:00 | | Overcast. | 19°F (-7°C) | 4 mph (7 km/h) | 90% | 0.257% |
| Saturday, January 11 | sunrise: 07:32 sunset: 17:05 |
| Low around 18°F (-8°C), high around 27°F (-3°C). Chance of snow most of the day (after 10 am). Estimated precipitation: 0.22 in (5.5 mm). Overcast skies. Wind: 4 mph (6 km/h). |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 01:00 04:00 | | Overcast. | 19°F (-7°C) | 4 mph (6 km/h) | 90% | 0.258% |
| 04:00 07:00 | | Overcast. | 19°F (-7°C) | 3 mph (5 km/h) | 91% | 0.259% |
| 07:00 10:00 | | Overcast. | 25°F (-4°C) | 4 mph (6 km/h) | 70% | 0.26% |
| 10:00 13:00 | | Chance of light snow. Precipitation: 0.01 in (0.1875 mm). | 26°F (-3°C) | 3 mph (5 km/h) | 85% | 0.261% |
| 13:00 16:00 | | Chance of snow. Precipitation: 0.04 in (1.0625 mm). | 26°F (-3°C) | 3 mph (5 km/h) | 93% | 0.261% |
| 16:00 19:00 | | Chance of snow. Precipitation: 0.06 in (1.4375 mm). | 24°F (-4°C) | 3 mph (5 km/h) | 96% | 0.262% |
| 19:00 22:00 | | Chance of snow. Precipitation: 0.05 in (1.375 mm). | 23°F (-5°C) | 3 mph (4 km/h) | 96% | 0.262% |
| 22:00 01:00 | | Chance of snow. Precipitation: 0.06 in (1.4375 mm). | 23°F (-5°C) | 3 mph (4 km/h) | 96% | 0.263% |
| Sunday, January 12 | sunrise: 07:32 sunset: 17:06 |
| Low around 12°F (-11°C), high around 27°F (-3°C). Chance of snow until late afternoon (4 pm). Estimated precipitation: 0.23 in (5.75 mm). Mostly cloudy skies. Wind: 17 mph (27 km/h). |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 01:00 04:00 | | Chance of snow. Precipitation: 0.05 in (1.25 mm). | 23°F (-5°C) | 3 mph (5 km/h) | 97% | 0.264% |
| 04:00 07:00 | | Chance of snow. Precipitation: 0.04 in (1.0625 mm). | 22°F (-5°C) | 4 mph (7 km/h) | 96% | 0.264% |
| 07:00 10:00 | | Chance of snow. Precipitation: 0.04 in (1.0625 mm). | 24°F (-5°C) | 5 mph (8 km/h) | 92% | 0.265% |
| 10:00 13:00 | | Chance of light snow. Precipitation: 0.03 in (0.875 mm). | 26°F (-3°C) | 5 mph (8 km/h) | 89% | 0.265% |
| 13:00 16:00 | | Chance of snow. Precipitation: 0.04 in (1.125 mm). | 24°F (-5°C) | 16 mph (26 km/h) | 83% | 0.265% |
| 16:00 19:00 | | Mostly cloudy. Precipitation: 0.01 in (0.375 mm). | 18°F (-8°C) | 17 mph (27 km/h) | 75% | 0.266% |
| 19:00 22:00 | | Considerable cloudiness. | 15°F (-10°C) | 15 mph (23 km/h) | 77% | 0.266% |
| 22:00 01:00 | | Clear. | 12°F (-11°C) | 15 mph (24 km/h) | 77% | 0.266% |
| Monday, January 13 | sunrise: 07:32 sunset: 17:08 |
| Low around 7°F (-14°C), high around 18°F (-8°C). Sunny skies. Wind: 14 mph (23 km/h). |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 01:00 04:00 | | Clear. | 8°F (-13°C) | 14 mph (22 km/h) | 77% | 0.267% |
| 04:00 07:00 | | Clear. | 7°F (-14°C) | 12 mph (20 km/h) | 79% | 0.268% |
| 07:00 10:00 | | Sunny. | 11°F (-12°C) | 13 mph (21 km/h) | 73% | 0.268% |
| 10:00 13:00 | | A few passing clouds. | 17°F (-9°C) | 14 mph (23 km/h) | 61% | 0.268% |
| 13:00 16:00 | | Sunny. | 15°F (-9°C) | 12 mph (20 km/h) | 70% | 0.269% |
| 16:00 19:00 | | Mostly clear. | 10°F (-12°C) | 11 mph (18 km/h) | 75% | 0.27% |
| 19:00 22:00 | | Clear. | 9°F (-13°C) | 11 mph (18 km/h) | 75% | 0.27% |
| 22:00 01:00 | | Clear. | 9°F (-13°C) | 11 mph (17 km/h) | 74% | 0.271% |
| Tuesday, January 14 | sunrise: 07:32 sunset: 17:09 |
| Low around 7°F (-14°C), high around 22°F (-6°C). A few passing clouds. Wind: 13 mph (22 km/h). |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 01:00 04:00 | | Mostly clear. | 8°F (-13°C) | 8 mph (13 km/h) | 76% | 0.272% |
| 04:00 07:00 | | Clear. | 8°F (-13°C) | 9 mph (15 km/h) | 74% | 0.273% |
| 07:00 10:00 | | Sunny. | 14°F (-10°C) | 12 mph (19 km/h) | 65% | 0.273% |
| 10:00 13:00 | | Sunny. | 20°F (-6°C) | 13 mph (22 km/h) | 56% | 0.274% |
| 13:00 16:00 | | Sunny. | 20°F (-7°C) | 11 mph (18 km/h) | 66% | 0.275% |
| 16:00 19:00 | | Clear. | 12°F (-11°C) | 6 mph (9 km/h) | 82% | 0.275% |
| 19:00 22:00 | | Times of clear skies and clouds. | 13°F (-11°C) | 6 mph (10 km/h) | 82% | 0.276% |
| 22:00 01:00 | | Overcast. | 15°F (-9°C) | 9 mph (14 km/h) | 78% | 0.277% |
Mercersburg (latitude 39°50'N, longitude 077°54'W)
Local Time:
Mercersburg is in the "America/New_York" timezone.
The "America/New_York" 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 EST and the offset to Universal Time (UTC, GMT or Zulu) is -5:00 hours.
Mercersburg 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 EDT and the offset to UTC will be -4:00 hours.