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 50 °F on Thursday, while the low is 27 °F on Sunday. There are expected to be 0 sunny days, snow on 1 day, and 3 days of rain this week.

There are currently no weather alerts.

Monday, February 16

- High of 43 °F, low of 32 °F (86% humidity)
- Overcast with a 0% chance of rain
- Light breeze (4 mph wind)
- Sunrise at 7:01 AM, sunset at 5:42 PM
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1 / 6
Leonid Ikan // Shutterstock

Tuesday, February 17

- High of 46 °F, low of 32 °F (89% humidity)
- Overcast with a 0% chance of rain
- Moderate risk of harm from sun exposure (2 UV index)
- Light air (3 mph wind)
- Sunrise at 7:00 AM, sunset at 5:44 PM
- New moon
2 / 6
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Wednesday, February 18

- High of 40 °F, low of 35 °F (99% humidity)
- Overcast with a 100% chance of rain (8 mm of rain)
- Light air (3 mph wind)
- Sunrise at 6:58 AM, sunset at 5:45 PM
3 / 6
Marian Weyo // Shutterstock

Thursday, February 19

- High of 50 °F, low of 37 °F (71% humidity)
- Mostly cloudy with a 0% chance of rain
- Light air (3 mph wind)
- Sunrise at 6:57 AM, sunset at 5:46 PM
4 / 6
Leszek Glasner // Shutterstock

Friday, February 20

- High of 40 °F, low of 35 °F (97% humidity)
- Overcast with a 100% chance of rain (17 mm of rain)
- Light breeze (6 mph wind)
- Sunrise at 6:56 AM, sunset at 5:47 PM
5 / 6
Alex Linch // Shutterstock

Saturday, February 21

- High of 44 °F, low of 36 °F (74% humidity)
- Overcast with a 100% chance of rain (3 mm of rain)
- Gentle breeze (8 mph wind)
- Sunrise at 6:54 AM, sunset at 5:48 PM
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6 / 6
Krasula // Shutterstock

Sunday, February 22

- High of 35 °F, low of 27 °F (93% humidity)
- Overcast with a 100% chance of snow (27 mm of snow)
- Gentle breeze (12 mph wind)
- Sunrise at 6:53 AM, sunset at 5:50 PM

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