Twin Falls 7-day weather forecast

Written by:
September 8, 2025
ESOlex // Shutterstock

Twin Falls 7-day weather forecast

Stacker created the forecast for Twin Falls, Idaho using data from OpenWeather. This week's high is 90 °F on Friday, while the low is 49 °F on Monday. There are expected to be 5 sunny days and rain on 1 day this week.

There are currently no weather alerts.

Monday, September 15

- High of 72 °F, low of 49 °F (27% humidity)
- Sunny with a 0% chance of rain
- High risk of harm from sun exposure (6 UV index)
- Moderate breeze (14 mph wind)
- Sunrise at 7:18 AM, sunset at 7:48 PM
1 / 6
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Tuesday, September 16

- High of 79 °F, low of 50 °F (27% humidity)
- Sunny with a 0% chance of rain
- High risk of harm from sun exposure (6 UV index)
- Gentle breeze (8 mph wind)
- Sunrise at 7:19 AM, sunset at 7:46 PM
2 / 6
Witaya Proadtayakogool // Shutterstock

Wednesday, September 17

- High of 83 °F, low of 55 °F (21% humidity)
- Sunny with a 0% chance of rain
- High risk of harm from sun exposure (7 UV index)
- Gentle breeze (10 mph wind)
- Sunrise at 7:20 AM, sunset at 7:44 PM
3 / 6
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Thursday, September 18

- High of 89 °F, low of 58 °F (16% humidity)
- Sunny with a 0% chance of rain
- High risk of harm from sun exposure (7 UV index)
- Light breeze (5 mph wind)
- Sunrise at 7:21 AM, sunset at 7:42 PM
4 / 6
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Friday, September 19

- High of 90 °F, low of 61 °F (13% humidity)
- Mostly cloudy with a 0% chance of rain
- High risk of harm from sun exposure (7 UV index)
- Gentle breeze (10 mph wind)
- Sunrise at 7:22 AM, sunset at 7:40 PM
5 / 6
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Saturday, September 20

- High of 85 °F, low of 65 °F (22% humidity)
- Partly cloudy with a 0% chance of rain
- High risk of harm from sun exposure (7 UV index)
- Moderate breeze (16 mph wind)
- Sunrise at 7:23 AM, sunset at 7:39 PM
6 / 6
Dmitry Naumov // Shutterstock

Sunday, September 21

- High of 84 °F, low of 63 °F (27% humidity)
- Mostly sunny with a 20% chance of rain (0 mm of rain)
- High risk of harm from sun exposure (7 UV index)
- Moderate breeze (16 mph wind)
- Sunrise at 7:24 AM, sunset at 7:37 PM
- New moon

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