Lewiston 7-day weather forecast

Written by:
September 29, 2025
ESOlex // Shutterstock

Lewiston 7-day weather forecast

Stacker created the forecast for Lewiston, Idaho using data from OpenWeather. This week's high is 66 °F on Saturday, while the low is 40 °F on Tuesday. There are expected to be 3 sunny days and rain on 2 days this week.

There are currently no weather alerts.

Monday, October 13

- High of 57 °F, low of 43 °F (57% humidity)
- Overcast with a 28% chance of rain (0 mm of rain)
- Moderate risk of harm from sun exposure (2 UV index)
- Light breeze (7 mph wind)
- Sunrise at 7:02 AM, sunset at 6:05 PM
- Last quarter moon
1 / 6
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Tuesday, October 14

- High of 59 °F, low of 40 °F (45% humidity)
- Partly cloudy with a 0% chance of rain
- Moderate risk of harm from sun exposure (3 UV index)
- Light breeze (4 mph wind)
- Sunrise at 7:04 AM, sunset at 6:03 PM
2 / 6
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Wednesday, October 15

- High of 60 °F, low of 44 °F (41% humidity)
- Sunny with a 0% chance of rain
- Moderate risk of harm from sun exposure (3 UV index)
- Gentle breeze (8 mph wind)
- Sunrise at 7:05 AM, sunset at 6:01 PM
3 / 6
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Thursday, October 16

- High of 62 °F, low of 43 °F (46% humidity)
- Mostly sunny with a 0% chance of rain
- Moderate risk of harm from sun exposure (3 UV index)
- Light breeze (5 mph wind)
- Sunrise at 7:07 AM, sunset at 5:59 PM
4 / 6
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Friday, October 17

- High of 65 °F, low of 47 °F (47% humidity)
- Sunny with a 0% chance of rain
- Moderate risk of harm from sun exposure (4 UV index)
- Light breeze (4 mph wind)
- Sunrise at 7:08 AM, sunset at 5:57 PM
5 / 6
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Saturday, October 18

- High of 66 °F, low of 47 °F (49% humidity)
- Partly sunny with a 0% chance of rain
- Moderate risk of harm from sun exposure (4 UV index)
- Light breeze (5 mph wind)
- Sunrise at 7:09 AM, sunset at 5:56 PM
6 / 6
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Sunday, October 19

- High of 58 °F, low of 48 °F (58% humidity)
- Overcast with a 100% chance of rain (8 mm of rain)
- Moderate risk of harm from sun exposure (4 UV index)
- Moderate breeze (17 mph wind)
- Sunrise at 7:11 AM, sunset at 5:54 PM

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