Chambersburg 7-day weather forecast

Written by:
June 8, 2026
ESOlex // Shutterstock

Chambersburg 7-day weather forecast

created the forecast for Chambersburg, Pennsylvania using data from . This week's high is 93 掳F on Thursday, while the low is 66 掳F on Tuesday. There is expected to be 1 sunny day and rain on 5 days this week.

There are currently no weather alerts.

Monday, August 3

- High of 88 掳F, low of 73 掳F (52% humidity)
- Overcast with a 100% chance of rain (0 mm of rain)
- High risk of harm from sun exposure (6 UV index)
- Gentle breeze (12 mph wind)
- Sunrise at 6:10 AM, sunset at 8:22 PM
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1 / 6
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Tuesday, August 4

- High of 87 掳F, low of 66 掳F (46% humidity)
- Overcast with a 0% chance of rain
- Very high risk of harm from sun exposure (8 UV index)
- Light breeze (7 mph wind)
- Sunrise at 6:11 AM, sunset at 8:21 PM
2 / 6
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Wednesday, August 5

- High of 84 掳F, low of 67 掳F (50% humidity)
- Mostly cloudy with a 100% chance of rain (3 mm of rain)
- High risk of harm from sun exposure (7 UV index)
- Gentle breeze (10 mph wind)
- Sunrise at 6:12 AM, sunset at 8:20 PM
- Last quarter moon
3 / 6
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Thursday, August 6

- High of 93 掳F, low of 70 掳F (42% humidity)
- Mostly sunny with a 100% chance of rain (7 mm of rain)
- Very high risk of harm from sun exposure (9 UV index)
- Gentle breeze (10 mph wind)
- Sunrise at 6:13 AM, sunset at 8:19 PM
4 / 6
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Friday, August 7

- High of 92 掳F, low of 70 掳F (45% humidity)
- Partly cloudy with a 100% chance of rain (15 mm of rain)
- Moderate breeze (17 mph wind)
- Sunrise at 6:14 AM, sunset at 8:18 PM
5 / 6
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Saturday, August 8

- High of 86 掳F, low of 70 掳F (61% humidity)
- Mostly cloudy with a 100% chance of rain (3 mm of rain)
- Light breeze (7 mph wind)
- Sunrise at 6:15 AM, sunset at 8:16 PM
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6 / 6
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Sunday, August 9

- High of 91 掳F, low of 69 掳F (47% humidity)
- Partly cloudy with a 0% chance of rain
- Gentle breeze (10 mph wind)
- Sunrise at 6:16 AM, sunset at 8:15 PM

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