Lebanon 7-day weather forecast

Written by:
March 23, 2026
ESOlex // Shutterstock

Lebanon 7-day weather forecast

Stacker created the forecast for Lebanon, Pennsylvania using data from OpenWeather. This week's high is 78 °F on Monday, while the low is 42 °F on Sunday. There are expected to be 2 sunny days and rain on 3 days this week.

There are currently no weather alerts.

Monday, May 25

- High of 78 °F, low of 57 °F (89% humidity)
- Overcast with a 100% chance of rain (5 mm of rain)
- High risk of harm from sun exposure (5 UV index)
- Light breeze (5 mph wind)
- Sunrise at 5:41 AM, sunset at 8:23 PM
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1 / 6
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Tuesday, May 26

- High of 74 °F, low of 59 °F (77% humidity)
- Overcast with a 100% chance of rain (1 mm of rain)
- Very high risk of harm from sun exposure (9 UV index)
- Light breeze (7 mph wind)
- Sunrise at 5:41 AM, sunset at 8:24 PM
2 / 6
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Wednesday, May 27

- High of 73 °F, low of 62 °F (84% humidity)
- Overcast with a 0% chance of rain
- Very high risk of harm from sun exposure (8 UV index)
- Moderate breeze (13 mph wind)
- Sunrise at 5:40 AM, sunset at 8:25 PM
3 / 6
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Thursday, May 28

- High of 68 °F, low of 50 °F (59% humidity)
- Mostly sunny with a 20% chance of rain (0 mm of rain)
- Very high risk of harm from sun exposure (8 UV index)
- Moderate breeze (17 mph wind)
- Sunrise at 5:40 AM, sunset at 8:26 PM
4 / 6
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Friday, May 29

- High of 72 °F, low of 48 °F (52% humidity)
- Sunny with a 0% chance of rain
- Gentle breeze (9 mph wind)
- Sunrise at 5:39 AM, sunset at 8:27 PM
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Saturday, May 30

- High of 67 °F, low of 48 °F (44% humidity)
- Mostly cloudy with a 0% chance of rain
- Moderate breeze (16 mph wind)
- Sunrise at 5:39 AM, sunset at 8:27 PM
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6 / 6
Robert Schlie // Shutterstock

Sunday, May 31

- High of 62 °F, low of 42 °F (52% humidity)
- Partly cloudy with a 0% chance of rain
- Moderate breeze (15 mph wind)
- Sunrise at 5:38 AM, sunset at 8:28 PM
- Full moon

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