Williamsport 7-day weather forecast

Written by:
March 23, 2026
ESOlex // Shutterstock

Williamsport 7-day weather forecast

Stacker created the forecast for Williamsport, Pennsylvania using data from OpenWeather. This week's high is 69 °F on Monday, while the low is 30 °F on Sunday. There are expected to be 2 sunny days and rain on 5 days this week.

There are currently no weather alerts.

Monday, April 27

- High of 69 °F, low of 41 °F (42% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (7 UV index)
- Light breeze (6 mph wind)
- Sunrise at 6:10 AM, sunset at 8:00 PM
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1 / 6
Deborah Kolb // Shutterstock

Tuesday, April 28

- High of 57 °F, low of 41 °F (66% humidity)
- Overcast with a 100% chance of rain (1 mm of rain)
- Moderate risk of harm from sun exposure (4 UV index)
- Moderate breeze (13 mph wind)
- Sunrise at 6:09 AM, sunset at 8:01 PM
2 / 6
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Wednesday, April 29

- High of 56 °F, low of 42 °F (78% humidity)
- Overcast with a 100% chance of rain (13 mm of rain)
- Moderate risk of harm from sun exposure (5 UV index)
- Gentle breeze (10 mph wind)
- Sunrise at 6:08 AM, sunset at 8:02 PM
3 / 6
Jaromir Chalabala // Shutterstock

Thursday, April 30

- High of 58 °F, low of 38 °F (36% humidity)
- Mostly cloudy with a 100% chance of rain (0 mm of rain)
- Moderate risk of harm from sun exposure (4 UV index)
- Moderate breeze (13 mph wind)
- Sunrise at 6:06 AM, sunset at 8:03 PM
4 / 6
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Friday, May 1

- High of 56 °F, low of 33 °F (50% humidity)
- Partly sunny with a 100% chance of rain (1 mm of rain)
- Gentle breeze (8 mph wind)
- Sunrise at 6:05 AM, sunset at 8:04 PM
- Full moon
5 / 6
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Saturday, May 2

- High of 57 °F, low of 34 °F (33% humidity)
- Fair with a 0% chance of rain
- Moderate breeze (13 mph wind)
- Sunrise at 6:04 AM, sunset at 8:05 PM
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6 / 6
Gary Whitton // Shutterstock

Sunday, May 3

- High of 60 °F, low of 30 °F (31% humidity)
- Partly sunny with a 52% chance of rain (0 mm of rain)
- Moderate breeze (14 mph wind)
- Sunrise at 6:02 AM, sunset at 8:06 PM

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