Lancaster 7-day weather forecast

Written by:
March 23, 2026
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Lancaster 7-day weather forecast

created the forecast for Lancaster, Pennsylvania using data from . This week's high is 92 掳F on Monday, while the low is 48 掳F on Saturday. There are expected to be 2 sunny days and rain on 6 days this week.

There are currently no weather alerts.

Monday, May 18

- High of 92 掳F, low of 65 掳F (53% humidity)
- Fair with a 53% chance of rain (0 mm of rain)
- Very high risk of harm from sun exposure (9 UV index)
- Moderate breeze (14 mph wind)
- Sunrise at 5:47 AM, sunset at 8:16 PM
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1 / 6
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Tuesday, May 19

- High of 88 掳F, low of 65 掳F (52% humidity)
- Partly sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (9 UV index)
- Moderate breeze (13 mph wind)
- Sunrise at 5:46 AM, sunset at 8:17 PM
2 / 6
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Wednesday, May 20

- High of 85 掳F, low of 61 掳F (58% humidity)
- Mostly sunny with a 100% chance of rain (2 mm of rain)
- Very high risk of harm from sun exposure (9 UV index)
- Moderate breeze (14 mph wind)
- Sunrise at 5:45 AM, sunset at 8:18 PM
3 / 6
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Thursday, May 21

- High of 60 掳F, low of 51 掳F (63% humidity)
- Overcast with a 100% chance of rain (1 mm of rain)
- Very high risk of harm from sun exposure (7 UV index)
- Gentle breeze (9 mph wind)
- Sunrise at 5:44 AM, sunset at 8:18 PM
4 / 6
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Friday, May 22

- High of 55 掳F, low of 49 掳F (84% humidity)
- Overcast with a 100% chance of rain (8 mm of rain)
- Gentle breeze (8 mph wind)
- Sunrise at 5:44 AM, sunset at 8:19 PM
5 / 6
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Saturday, May 23

- High of 51 掳F, low of 48 掳F (96% humidity)
- Overcast with a 100% chance of rain (33 mm of rain)
- Gentle breeze (11 mph wind)
- Sunrise at 5:43 AM, sunset at 8:20 PM
- First quarter moon
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6 / 6
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Sunday, May 24

- High of 52 掳F, low of 49 掳F (95% humidity)
- Overcast with a 100% chance of rain (28 mm of rain)
- Gentle breeze (12 mph wind)
- Sunrise at 5:42 AM, sunset at 8:21 PM

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