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 79 °F on Monday, while the low is 36 °F on Sunday. There are expected to be 0 sunny days and rain on 5 days this week.

There are currently no weather alerts.

Monday, April 13

- High of 79 °F, low of 56 °F (57% humidity)
- Overcast with a 100% chance of rain (2 mm of rain)
- Moderate risk of harm from sun exposure (4 UV index)
- Moderate breeze (14 mph wind)
- Sunrise at 6:31 AM, sunset at 7:45 PM
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Tuesday, April 14

- High of 78 °F, low of 58 °F (70% humidity)
- Overcast with a 100% chance of rain (0 mm of rain)
- High risk of harm from sun exposure (5 UV index)
- Gentle breeze (12 mph wind)
- Sunrise at 6:29 AM, sunset at 7:46 PM
2 / 6
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Wednesday, April 15

- High of 78 °F, low of 60 °F (74% humidity)
- Overcast with a 100% chance of rain (3 mm of rain)
- Moderate risk of harm from sun exposure (5 UV index)
- Gentle breeze (9 mph wind)
- Sunrise at 6:28 AM, sunset at 7:47 PM
3 / 6
Valeriy Boyarskiy // Shutterstock

Thursday, April 16

- High of 79 °F, low of 63 °F (44% humidity)
- Overcast with a 70% chance of rain (0 mm of rain)
- Very high risk of harm from sun exposure (7 UV index)
- Gentle breeze (11 mph wind)
- Sunrise at 6:26 AM, sunset at 7:48 PM
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Friday, April 17

- High of 75 °F, low of 55 °F (44% humidity)
- Mostly cloudy with a 0% chance of rain
- Gentle breeze (8 mph wind)
- Sunrise at 6:25 AM, sunset at 7:49 PM
- New moon
5 / 6
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Saturday, April 18

- High of 78 °F, low of 53 °F (51% humidity)
- Overcast with a 0% chance of rain
- Gentle breeze (11 mph wind)
- Sunrise at 6:23 AM, sunset at 7:50 PM
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Sunday, April 19

- High of 62 °F, low of 36 °F (56% humidity)
- Overcast with a 100% chance of rain (1 mm of rain)
- Moderate breeze (16 mph wind)
- Sunrise at 6:22 AM, sunset at 7:51 PM

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