Idaho Falls weather live forecast

Today's maximum temperature in Idaho Falls is expected to be 29°C. Select a day from the live weather forecast for Idaho Falls, Idaho, USA for more weather parameters.

Tuesday
12th May
29

10

13

8
Wednesday
13th May
26

11

10

7
Thursday
14th May
19

6

15

9
Friday
15th May
22

4

10

9
Saturday
16th May
15

7

5

7

5-day weather forecast updated at 04:00 on Tuesday 12th May 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 Tuesday 12th May 2026

Expect scattered clouds in Idaho Falls, Idaho with a maximum temperature of 29°C, low levels of heat & humidity, maximum UV of 8 (Very High) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 15 kph from the south-west.

29
°C maximum temperature
10
°C minimum temperature
scattered clouds
13
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
L
low heat & humidity
15
kph wind from SW

Idaho Falls weather for Wednesday 13th May 2026

Expect isolated thunderstorms in Idaho Falls, Idaho with a maximum temperature of 26°C, maximum UV of 7 (High) and 10 hours of bright sunshine. There are 0-2 mm of rainfall expected with 20% chance of some rain and a strong breeze of 42 kph from the south-west.

26
°C maximum temperature
11
°C minimum temperature
isolated thunderstorms
10
hours of sunshine
7
UV index (High)
20
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
42
kph wind from SW

Idaho Falls weather for Thursday 14th May 2026

Expect clear skies in Idaho Falls, Idaho with a maximum temperature of 19°C, maximum UV of 9 (Very High) and 15 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 36 kph from the south-west.

19
°C maximum temperature
6
°C minimum temperature
clear skies
15
hours of sunshine
9
UV index (Very High)
0
mm of rainfall expected
19
°C wind chill
36
kph wind from SW

Idaho Falls weather for Friday 15th May 2026

Expect scattered clouds in Idaho Falls, Idaho with a maximum temperature of 22°C, maximum UV of 9 (Very High) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 38 kph from the south-west.

22
°C maximum temperature
4
°C minimum temperature
scattered clouds
10
hours of sunshine
9
UV index (Very High)
0
mm of rainfall expected
22
°C wind chill
38
kph wind from SW

Idaho Falls weather for Saturday 16th May 2026

Expect broken clouds in Idaho Falls, Idaho with a maximum temperature of 15°C, maximum UV of 7 (High) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a strong breeze of 42 kph from the south-west.