Idaho Falls 7-day weather forecast

Written by:
March 23, 2026
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Idaho Falls 7-day weather forecast

created the forecast for Idaho Falls, Idaho using data from . This week's high is 102 掳F on Friday, while the low is 47 掳F on Tuesday. There are expected to be 7 sunny days and precipitation on 0 days this week.

There are currently no weather alerts.

Monday, August 3

- High of 81 掳F, low of 55 掳F (10% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (8 UV index)
- Moderate breeze (18 mph wind)
- Sunrise at 6:19 AM, sunset at 8:48 PM
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1 / 6
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Tuesday, August 4

- High of 86 掳F, low of 47 掳F (7% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (8 UV index)
- Gentle breeze (12 mph wind)
- Sunrise at 6:20 AM, sunset at 8:47 PM
2 / 6
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Wednesday, August 5

- High of 92 掳F, low of 51 掳F (8% humidity)
- Sunny with a 0% chance of rain
- High risk of harm from sun exposure (6 UV index)
- Gentle breeze (10 mph wind)
- Sunrise at 6:22 AM, sunset at 8:46 PM
- Last quarter moon
3 / 6
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Thursday, August 6

- High of 99 掳F, low of 56 掳F (7% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (7 UV index)
- Gentle breeze (9 mph wind)
- Sunrise at 6:23 AM, sunset at 8:44 PM
4 / 6
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Friday, August 7

- High of 102 掳F, low of 62 掳F (7% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (8 UV index)
- Moderate breeze (18 mph wind)
- Sunrise at 6:24 AM, sunset at 8:43 PM
5 / 6
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Saturday, August 8

- High of 101 掳F, low of 65 掳F (8% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (8 UV index)
- Fresh breeze (22 mph wind)
- Sunrise at 6:25 AM, sunset at 8:42 PM
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6 / 6
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Sunday, August 9

- High of 100 掳F, low of 62 掳F (7% humidity)
- Fair with a 0% chance of rain
- Very high risk of harm from sun exposure (8 UV index)
- Fresh breeze (21 mph wind)
- Sunrise at 6:26 AM, sunset at 8:40 PM

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