Lewiston 7-day weather forecast

Written by:
December 15, 2025
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Lewiston 7-day weather forecast

Stacker created the forecast for Lewiston, Idaho using data from OpenWeather. This week's high is 58 °F on Tuesday, while the low is 36 °F on Saturday. There is expected to be 1 sunny day and rain on 5 days this week.

NWS Spokane WA has issued a special weather statement until Monday at 09:00 AM and a high wind watch until Thursday at 04:00 PM.

Sunday, December 14

- High of 53 °F, low of 41 °F (66% humidity)
- Overcast with a 0% chance of rain
- Light breeze (6 mph wind)
- Sunrise at 7:24 AM, sunset at 4:01 PM
1 / 6
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Monday, December 15

- High of 54 °F, low of 46 °F (72% humidity)
- Overcast with a 88% chance of rain (1 mm of rain)
- Moderate breeze (15 mph wind)
- Sunrise at 7:25 AM, sunset at 4:01 PM
2 / 6
Valeriy Boyarskiy // Shutterstock

Tuesday, December 16

- High of 58 °F, low of 46 °F (68% humidity)
- Overcast with a 0% chance of rain
- Moderate breeze (18 mph wind)
- Sunrise at 7:25 AM, sunset at 4:01 PM
3 / 6
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Wednesday, December 17

- High of 53 °F, low of 40 °F (52% humidity)
- Sunny with a 100% chance of rain (9 mm of rain)
- Gale (40 mph wind)
- Sunrise at 7:26 AM, sunset at 4:02 PM
4 / 6
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Thursday, December 18

- High of 44 °F, low of 39 °F (81% humidity)
- Overcast with a 100% chance of rain (4 mm of rain)
- Light breeze (7 mph wind)
- Sunrise at 7:27 AM, sunset at 4:02 PM
5 / 6
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Friday, December 19

- High of 46 °F, low of 38 °F (81% humidity)
- Overcast with a 100% chance of rain (9 mm of rain)
- Moderate breeze (14 mph wind)
- Sunrise at 7:27 AM, sunset at 4:02 PM
- New moon
6 / 6
Stepan Bessmelnitsin // Shutterstock

Saturday, December 20

- High of 44 °F, low of 36 °F (64% humidity)
- Partly cloudy with a 20% chance of rain (0 mm of rain)
- Gentle breeze (11 mph wind)
- Sunrise at 7:28 AM, sunset at 4:03 PM

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