Idaho Falls 7-day weather forecast

Written by:
August 25, 2025
ESOlex // Shutterstock

Idaho Falls 7-day weather forecast

Stacker created the forecast for Idaho Falls, Idaho using data from OpenWeather. This week's high is 88 °F on Tuesday, while the low is 55 °F on Friday. There is expected to be 1 sunny day and rain on 3 days this week.

There are currently no weather alerts.

Monday, August 25

- High of 84 °F, low of 59 °F (22% humidity)
- Overcast with a 0% chance of rain
- High risk of harm from sun exposure (7 UV index)
- Gentle breeze (11 mph wind)
- Sunrise at 6:44 AM, sunset at 8:15 PM
1 / 6
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Tuesday, August 26

- High of 88 °F, low of 58 °F (25% humidity)
- Overcast with a 100% chance of rain (6 mm of rain)
- High risk of harm from sun exposure (7 UV index)
- Fresh breeze (20 mph wind)
- Sunrise at 6:45 AM, sunset at 8:14 PM
2 / 6
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Wednesday, August 27

- High of 71 °F, low of 58 °F (78% humidity)
- Overcast with a 100% chance of rain (43 mm of rain)
- Very high risk of harm from sun exposure (7 UV index)
- Gentle breeze (10 mph wind)
- Sunrise at 6:47 AM, sunset at 8:12 PM
3 / 6
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Thursday, August 28

- High of 77 °F, low of 56 °F (62% humidity)
- Partly cloudy with a 80% chance of rain (1 mm of rain)
- Very high risk of harm from sun exposure (8 UV index)
- Moderate breeze (16 mph wind)
- Sunrise at 6:48 AM, sunset at 8:10 PM
4 / 6
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Friday, August 29

- High of 78 °F, low of 55 °F (39% humidity)
- Partly cloudy with a 0% chance of rain
- Very high risk of harm from sun exposure (8 UV index)
- Light breeze (7 mph wind)
- Sunrise at 6:49 AM, sunset at 8:09 PM
5 / 6
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Saturday, August 30

- High of 82 °F, low of 56 °F (30% humidity)
- Partly cloudy with a 0% chance of rain
- Very high risk of harm from sun exposure (8 UV index)
- Light breeze (7 mph wind)
- Sunrise at 6:50 AM, sunset at 8:07 PM
6 / 6
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Sunday, August 31

- High of 86 °F, low of 58 °F (22% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (8 UV index)
- Gentle breeze (9 mph wind)
- Sunrise at 6:51 AM, sunset at 8:05 PM
- First quarter moon

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