Lewiston 7-day weather forecast

Written by:
May 19, 2025
ESOlex // Shutterstock

Lewiston 7-day weather forecast

Stacker created the forecast for Lewiston, Idaho using data from OpenWeather. This week's high is 88 °F on Saturday, while the low is 50 °F on Tuesday. There are expected to be 6 sunny days and rain on 2 days this week.

There are currently no weather alerts.

Monday, May 26

- High of 76 °F, low of 56 °F (66% humidity)
- Overcast with a 100% chance of rain (1 mm of rain)
- Moderate risk of harm from sun exposure (4 UV index)
- Gentle breeze (12 mph wind)
- Sunrise at 5:03 AM, sunset at 8:27 PM
- New moon
1 / 6
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Tuesday, May 27

- High of 73 °F, low of 50 °F (47% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (8 UV index)
- Light breeze (6 mph wind)
- Sunrise at 5:02 AM, sunset at 8:28 PM
2 / 6
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Wednesday, May 28

- High of 81 °F, low of 52 °F (49% humidity)
- Fair with a 0% chance of rain
- Very high risk of harm from sun exposure (9 UV index)
- Light breeze (4 mph wind)
- Sunrise at 5:01 AM, sunset at 8:29 PM
3 / 6
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Thursday, May 29

- High of 79 °F, low of 60 °F (49% humidity)
- Sunny with a 20% chance of rain (0 mm of rain)
- Very high risk of harm from sun exposure (8 UV index)
- Fresh breeze (22 mph wind)
- Sunrise at 5:01 AM, sunset at 8:30 PM
4 / 6
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Friday, May 30

- High of 79 °F, low of 51 °F (53% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (9 UV index)
- Light air (3 mph wind)
- Sunrise at 5:00 AM, sunset at 8:31 PM
5 / 6
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Saturday, May 31

- High of 88 °F, low of 56 °F (50% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (9 UV index)
- Light breeze (6 mph wind)
- Sunrise at 4:59 AM, sunset at 8:32 PM
6 / 6
Matusciac Alexandru // Shutterstock

Sunday, June 1

- High of 74 °F, low of 58 °F (41% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (9 UV index)
- Moderate breeze (14 mph wind)
- Sunrise at 4:59 AM, sunset at 8:33 PM

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