
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 Monday, while the low is 46 °F on Sunday. There are expected to be 2 sunny days and rain on 2 days this week.
There are currently no weather alerts.
Monday, June 16
- High of 88 °F, low of 58 °F (26% humidity)- Partly cloudy with a 0% chance of rain
- Very high risk of harm from sun exposure (7 UV index)
- Gentle breeze (9 mph wind)
- Sunrise at 4:54 AM, sunset at 8:42 PM
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1 / 6
Rachasie // Shutterstock
Tuesday, June 17
- High of 84 °F, low of 54 °F (27% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (8 UV index)
- Gentle breeze (10 mph wind)
- Sunrise at 4:55 AM, sunset at 8:43 PM
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (8 UV index)
- Gentle breeze (10 mph wind)
- Sunrise at 4:55 AM, sunset at 8:43 PM

2 / 6
GP PIXSTOCK // Shutterstock
Wednesday, June 18
- High of 86 °F, low of 54 °F (29% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (9 UV index)
- Moderate breeze (17 mph wind)
- Sunrise at 4:55 AM, sunset at 8:43 PM
- Last quarter moon
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (9 UV index)
- Moderate breeze (17 mph wind)
- Sunrise at 4:55 AM, sunset at 8:43 PM
- Last quarter moon

3 / 6
Leena Robinson // Shutterstock
Thursday, June 19
- High of 84 °F, low of 55 °F (34% humidity)
- Partly cloudy with a 48% chance of rain (1 mm of rain)
- Very high risk of harm from sun exposure (9 UV index)
- Gentle breeze (12 mph wind)
- Sunrise at 4:55 AM, sunset at 8:43 PM
- Partly cloudy with a 48% chance of rain (1 mm of rain)
- Very high risk of harm from sun exposure (9 UV index)
- Gentle breeze (12 mph wind)
- Sunrise at 4:55 AM, sunset at 8:43 PM

4 / 6
Andrew Lever // Shutterstock
Friday, June 20
- High of 73 °F, low of 54 °F (30% humidity)
- Mostly cloudy with a 0% chance of rain
- Very high risk of harm from sun exposure (10 UV index)
- Moderate breeze (16 mph wind)
- Sunrise at 4:55 AM, sunset at 8:44 PM
- Mostly cloudy with a 0% chance of rain
- Very high risk of harm from sun exposure (10 UV index)
- Moderate breeze (16 mph wind)
- Sunrise at 4:55 AM, sunset at 8:44 PM

5 / 6
gillmar // Shutterstock
Saturday, June 21
- High of 69 °F, low of 47 °F (35% humidity)
- Partly cloudy with a 0% chance of rain
- Very high risk of harm from sun exposure (10 UV index)
- Gentle breeze (10 mph wind)
- Sunrise at 4:55 AM, sunset at 8:44 PM
- Partly cloudy with a 0% chance of rain
- Very high risk of harm from sun exposure (10 UV index)
- Gentle breeze (10 mph wind)
- Sunrise at 4:55 AM, sunset at 8:44 PM
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6 / 6
Valeriy Boyarskiy // Shutterstock
Sunday, June 22
- High of 66 °F, low of 46 °F (52% humidity)
- Overcast with a 100% chance of rain (1 mm of rain)
- Very high risk of harm from sun exposure (10 UV index)
- Light breeze (7 mph wind)
- Sunrise at 4:55 AM, sunset at 8:44 PM
- Overcast with a 100% chance of rain (1 mm of rain)
- Very high risk of harm from sun exposure (10 UV index)
- Light breeze (7 mph wind)
- Sunrise at 4:55 AM, sunset at 8:44 PM