Idaho Falls weather live forecast

Today's maximum temperature in Idaho Falls is expected to be 38°C. Select a day from the live weather forecast for Idaho Falls, Idaho, USA for more weather parameters.

Sunday
12th Jul
38

15

12

10
Monday
13th Jul
36

17

13

10
Tuesday
14th Jul
35

20

12

10
Wednesday
15th Jul
34

20

8

8
Thursday
16th Jul
34

18

13

10

5-day weather forecast updated at 04:00 on Sunday 12th July 2026 GMT

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

Idaho Falls weather forecast by day

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

Idaho Falls weather for Sunday 12th July 2026

Expect scattered clouds in Idaho Falls, Idaho with a maximum temperature of 38°C, high levels of heat & humidity, maximum UV of 10 (Very High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 25 kph from the south-west.

38
°C maximum temperature
15
°C minimum temperature
scattered clouds
12
hours of sunshine
10
UV index (Very High)
0
mm of rainfall expected
H
high heat & humidity
25
kph wind from SW

Idaho Falls weather for Monday 13th July 2026

Expect scattered clouds in Idaho Falls, Idaho with a maximum temperature of 36°C, high levels of heat & humidity, maximum UV of 10 (Very High) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 13 kph from the south-west.

36
°C maximum temperature
17
°C minimum temperature
scattered clouds
13
hours of sunshine
10
UV index (Very High)
0
mm of rainfall expected
H
high heat & humidity
13
kph wind from SW

Idaho Falls weather for Tuesday 14th July 2026

Expect scattered clouds in Idaho Falls, Idaho with a maximum temperature of 35°C, high levels of heat & humidity, maximum UV of 10 (Very High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 16 kph from the south-west.

35
°C maximum temperature
20
°C minimum temperature
scattered clouds
12
hours of sunshine
10
UV index (Very High)
0
mm of rainfall expected
H
high heat & humidity
16
kph wind from SW

Idaho Falls weather for Wednesday 15th July 2026

Expect broken clouds in Idaho Falls, Idaho with a maximum temperature of 34°C, high levels of heat & humidity, maximum UV of 8 (Very High) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 15 kph from the south-west.

34
°C maximum temperature
20
°C minimum temperature
broken clouds
8
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
H
high heat & humidity
15
kph wind from SW

Idaho Falls weather for Thursday 16th July 2026

Expect isolated thunderstorms in Idaho Falls, Idaho with a maximum temperature of 34°C, high levels of heat & humidity, maximum UV of 10 (Very High) and 13 hours of bright sunshine. There are 0-2 mm of rainfall expected with 29% chance of some rain and a gentle breeze of 16 kph from the west.