Williamsport 7-day weather forecast

Written by:
July 14, 2025
ESOlex // Shutterstock

Williamsport 7-day weather forecast

Stacker created the forecast for Williamsport, Pennsylvania using data from OpenWeather. This week's high is 89 °F on Tuesday, while the low is 65 °F on Tuesday. There is expected to be 1 sunny day and rain on 6 days this week.

There are currently no weather alerts.

Monday, July 14

- High of 86 °F, low of 68 °F (81% humidity)
- Mostly cloudy with a 100% chance of rain (12 mm of rain)
- Very high risk of harm from sun exposure (8 UV index)
- Light breeze (4 mph wind)
- Sunrise at 5:47 AM, sunset at 8:40 PM
1 / 6
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Tuesday, July 15

- High of 89 °F, low of 65 °F (52% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (10 UV index)
- Light breeze (7 mph wind)
- Sunrise at 5:48 AM, sunset at 8:39 PM
2 / 6
Maxim Grohotov // Shutterstock

Wednesday, July 16

- High of 85 °F, low of 69 °F (78% humidity)
- Overcast with a 100% chance of rain (6 mm of rain)
- Very high risk of harm from sun exposure (9 UV index)
- Light breeze (6 mph wind)
- Sunrise at 5:48 AM, sunset at 8:38 PM
3 / 6
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Thursday, July 17

- High of 83 °F, low of 68 °F (68% humidity)
- Overcast with a 100% chance of rain (5 mm of rain)
- Very high risk of harm from sun exposure (10 UV index)
- Light breeze (7 mph wind)
- Sunrise at 5:49 AM, sunset at 8:38 PM
- Last quarter moon
4 / 6
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Friday, July 18

- High of 85 °F, low of 70 °F (93% humidity)
- Mostly cloudy with a 100% chance of rain (7 mm of rain)
- Light breeze (7 mph wind)
- Sunrise at 5:50 AM, sunset at 8:37 PM
5 / 6
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Saturday, July 19

- High of 86 °F, low of 66 °F (48% humidity)
- Partly cloudy with a 20% chance of rain (0 mm of rain)
- Light breeze (4 mph wind)
- Sunrise at 5:51 AM, sunset at 8:36 PM
6 / 6
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Sunday, July 20

- High of 72 °F, low of 65 °F (99% humidity)
- Overcast with a 100% chance of rain (8 mm of rain)
- Light air (2 mph wind)
- Sunrise at 5:52 AM, sunset at 8:36 PM

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