Twin Falls weather live forecast

Today's maximum temperature in Twin Falls is expected to be 37°C. Select a day from the live weather forecast for Twin Falls, Idaho, USA for more weather parameters.

Monday
20th Jul
37

22

8

11
Tuesday
21st Jul
33

23

8

9
Wednesday
22nd Jul
31

23

6

9
Thursday
23rd Jul
34

20

14

10
Friday
24th Jul
35

24

10

10

5-day weather forecast updated at 04:00 on Monday 20th July 2026 GMT

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The 5-day weather forecast for Idaho (Twin Falls) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Twin Falls weather forecast by day

Below are the detailed weather forecasts for Twin Falls for the next 5 days.

Twin Falls weather for Monday 20th July 2026

Expect broken clouds in Twin Falls, Idaho with a maximum temperature of 37°C, high levels of heat & humidity, maximum UV of 11 (Extreme) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 7 kph from the north-west.

37
°C maximum temperature
22
°C minimum temperature
broken clouds
8
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
H
high heat & humidity
7
kph wind from NW

Twin Falls weather for Tuesday 21st July 2026

Expect broken clouds in Twin Falls, Idaho with a maximum temperature of 33°C, moderate levels of heat & humidity, maximum UV of 9 (Very High) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 8 kph from the north-west.

33
°C maximum temperature
23
°C minimum temperature
broken clouds
8
hours of sunshine
9
UV index (Very High)
0
mm of rainfall expected
M
moderate heat & humidity
8
kph wind from NW

Twin Falls weather for Wednesday 22nd July 2026

Expect broken clouds in Twin Falls, Idaho with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 9 (Very High) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 9 kph from the north-west.

31
°C maximum temperature
23
°C minimum temperature
broken clouds
6
hours of sunshine
9
UV index (Very High)
0
mm of rainfall expected
M
moderate heat & humidity
9
kph wind from NW

Twin Falls weather for Thursday 23rd July 2026

Expect clear skies in Twin Falls, Idaho with a maximum temperature of 34°C, high levels of heat & humidity, maximum UV of 10 (Very High) and 14 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 6 kph from the south-east.

34
°C maximum temperature
20
°C minimum temperature
clear skies
14
hours of sunshine
10
UV index (Very High)
0
mm of rainfall expected
H
high heat & humidity
6
kph wind from SE

Twin Falls weather for Friday 24th July 2026

Expect isolated thunderstorms in Twin Falls, Idaho with a maximum temperature of 35°C, high levels of heat & humidity, maximum UV of 10 (Very High) and 10 hours of bright sunshine. There are 0-2 mm of rainfall expected with 25% chance of some rain and a light breeze of 9 kph from the west.