Williamsport 7-day weather forecast

Written by:
January 26, 2026
ESOlex // Shutterstock

Williamsport 7-day weather forecast

Stacker created the forecast for Williamsport, Pennsylvania using data from OpenWeather. This week's high is 42 °F on Wednesday, while the low is 13 °F on Tuesday. There are expected to be 0 sunny days, snow on 3 days, and 1 day of rain this week.

NWS State College PA has issued a winter weather advisory until Monday at 01:00 PM.

Monday, February 23

- High of 35 °F, low of 22 °F (80% humidity)
- Overcast with a 100% chance of snow (1 mm of snow)
- Moderate risk of harm from sun exposure (2 UV index)
- Moderate breeze (15 mph wind)
- Sunrise at 6:51 AM, sunset at 5:51 PM
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1 / 6
Gary Whitton // Shutterstock

Tuesday, February 24

- High of 30 °F, low of 13 °F (59% humidity)
- Mostly cloudy with a 0% chance of snow
- Moderate risk of harm from sun exposure (3 UV index)
- Gentle breeze (11 mph wind)
- Sunrise at 6:50 AM, sunset at 5:52 PM
- First quarter moon
2 / 6
Leonid Ikan // Shutterstock

Wednesday, February 25

- High of 42 °F, low of 25 °F (90% humidity)
- Overcast with a 100% chance of rain (0 mm of rain)
- Moderate breeze (13 mph wind)
- Sunrise at 6:48 AM, sunset at 5:53 PM
3 / 6
VOJTa Herout // Shutterstock

Thursday, February 26

- High of 35 °F, low of 20 °F (62% humidity)
- Mostly cloudy with a 100% chance of snow (11 mm of snow)
- Light breeze (5 mph wind)
- Sunrise at 6:47 AM, sunset at 5:54 PM
4 / 6
Jaromir Chalabala // Shutterstock

Friday, February 27

- High of 37 °F, low of 19 °F (77% humidity)
- Partly sunny with a 100% chance of snow (3 mm of snow)
- Light breeze (6 mph wind)
- Sunrise at 6:45 AM, sunset at 5:56 PM
5 / 6
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Saturday, February 28

- High of 42 °F, low of 17 °F (86% humidity)
- Partly sunny with a 0% chance of rain
- Light breeze (4 mph wind)
- Sunrise at 6:44 AM, sunset at 5:57 PM
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6 / 6
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Sunday, March 1

- High of 35 °F, low of 18 °F (75% humidity)
- Overcast with a 0% chance of rain
- Gentle breeze (12 mph wind)
- Sunrise at 6:42 AM, sunset at 5:58 PM

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