Johnstown 7-day weather forecast

Written by:
December 15, 2025
ESOlex // Shutterstock

Johnstown 7-day weather forecast

Stacker created the forecast for Johnstown, Pennsylvania using data from OpenWeather. This week's high is 45 °F on Saturday, while the low is 14 °F on Tuesday. There is expected to be 1 sunny day, snow on 4 days, and 2 days of rain this week.

NWS State College PA has issued a winter storm warning until Tuesday at 01:00 AM.

Monday, February 23

- High of 33 °F, low of 19 °F (85% humidity)
- Overcast with a 100% chance of snow (5 mm of snow)
- Moderate breeze (16 mph wind)
- Sunrise at 6:58 AM, sunset at 6:00 PM
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Cari Rubin Photography // Shutterstock

Tuesday, February 24

- High of 32 °F, low of 14 °F (55% humidity)
- Overcast with a 100% chance of snow (0 mm of snow)
- Moderate risk of harm from sun exposure (3 UV index)
- Moderate breeze (14 mph wind)
- Sunrise at 6:56 AM, sunset at 6:01 PM
- First quarter moon
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Leonid Ikan // Shutterstock

Wednesday, February 25

- High of 38 °F, low of 24 °F (97% humidity)
- Overcast with a 100% chance of snow (8 mm of snow)
- Moderate breeze (16 mph wind)
- Sunrise at 6:55 AM, sunset at 6:02 PM
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John Cartwright // Shutterstock

Thursday, February 26

- High of 37 °F, low of 18 °F (76% humidity)
- Overcast with a 100% chance of rain (0 mm of rain)
- Gentle breeze (12 mph wind)
- Sunrise at 6:54 AM, sunset at 6:03 PM
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Friday, February 27

- High of 32 °F, low of 20 °F (87% humidity)
- Overcast with a 100% chance of snow (2 mm of snow)
- Gentle breeze (10 mph wind)
- Sunrise at 6:52 AM, sunset at 6:04 PM
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Leonid Ikan // Shutterstock

Saturday, February 28

- High of 45 °F, low of 17 °F (86% humidity)
- Sunny with a 0% chance of rain
- Light breeze (5 mph wind)
- Sunrise at 6:51 AM, sunset at 6:05 PM
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Andrew Lever // Shutterstock

Sunday, March 1

- High of 34 °F, low of 20 °F (89% humidity)
- Mostly cloudy with a 20% chance of rain (0 mm of rain)
- Gentle breeze (9 mph wind)
- Sunrise at 6:49 AM, sunset at 6:06 PM

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