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Williamsport 7-day weather forecast
Stacker created the forecast for Williamsport, Pennsylvania using data from OpenWeather. This week's high is 91 °F on Monday, while the low is 62 °F on Saturday. There is expected to be 1 sunny day and rain on 5 days this week.
There are currently no weather alerts.
Monday, July 7
- High of 91 °F, low of 70 °F (63% humidity)- Overcast with a 100% chance of rain (1 mm of rain)
- Very high risk of harm from sun exposure (10 UV index)
- Gentle breeze (8 mph wind)
- Sunrise at 5:42 AM, sunset at 8:43 PM
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1 / 6
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Tuesday, July 8
- High of 83 °F, low of 69 °F (68% humidity)
- Overcast with a 100% chance of rain (2 mm of rain)
- Very high risk of harm from sun exposure (9 UV index)
- Gentle breeze (8 mph wind)
- Sunrise at 5:42 AM, sunset at 8:42 PM
- Overcast with a 100% chance of rain (2 mm of rain)
- Very high risk of harm from sun exposure (9 UV index)
- Gentle breeze (8 mph wind)
- Sunrise at 5:42 AM, sunset at 8:42 PM

2 / 6
Leszek Glasner // Shutterstock
Wednesday, July 9
- High of 84 °F, low of 67 °F (66% humidity)
- Mostly cloudy with a 100% chance of rain (10 mm of rain)
- Very high risk of harm from sun exposure (8 UV index)
- Light breeze (4 mph wind)
- Sunrise at 5:43 AM, sunset at 8:42 PM
- Mostly cloudy with a 100% chance of rain (10 mm of rain)
- Very high risk of harm from sun exposure (8 UV index)
- Light breeze (4 mph wind)
- Sunrise at 5:43 AM, sunset at 8:42 PM

3 / 6
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Thursday, July 10
- High of 86 °F, low of 65 °F (44% humidity)
- Sunny with a 80% chance of rain (0 mm of rain)
- Very high risk of harm from sun exposure (9 UV index)
- Light breeze (5 mph wind)
- Sunrise at 5:44 AM, sunset at 8:42 PM
- Full moon
- Sunny with a 80% chance of rain (0 mm of rain)
- Very high risk of harm from sun exposure (9 UV index)
- Light breeze (5 mph wind)
- Sunrise at 5:44 AM, sunset at 8:42 PM
- Full moon

4 / 6
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Friday, July 11
- High of 81 °F, low of 66 °F (63% humidity)
- Overcast with a 0% chance of rain
- Gentle breeze (8 mph wind)
- Sunrise at 5:45 AM, sunset at 8:41 PM
- Overcast with a 0% chance of rain
- Gentle breeze (8 mph wind)
- Sunrise at 5:45 AM, sunset at 8:41 PM

5 / 6
Valeriy Boyarskiy // Shutterstock
Saturday, July 12
- High of 78 °F, low of 62 °F (77% humidity)
- Overcast with a 0% chance of rain
- Gentle breeze (8 mph wind)
- Sunrise at 5:45 AM, sunset at 8:41 PM
- Overcast with a 0% chance of rain
- Gentle breeze (8 mph wind)
- Sunrise at 5:45 AM, sunset at 8:41 PM
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6 / 6
aco // Shutterstock
Sunday, July 13
- High of 73 °F, low of 67 °F (95% humidity)
- Overcast with a 100% chance of rain (5 mm of rain)
- Light breeze (4 mph wind)
- Sunrise at 5:46 AM, sunset at 8:40 PM
- Overcast with a 100% chance of rain (5 mm of rain)
- Light breeze (4 mph wind)
- Sunrise at 5:46 AM, sunset at 8:40 PM