Idaho Falls weather live forecast

Today's maximum temperature in Idaho Falls is expected to be 28°C. Select a day from the live weather forecast for Idaho Falls, Idaho, USA for more weather parameters.

Wednesday
13th May
28

10

7

7
Thursday
14th May
19

4

15

9
Friday
15th May
20

4

14

8
Saturday
16th May
16

6

3

5
Sunday
17th May
12

3

2

7

5-day weather forecast updated at 04:00 on Wednesday 13th 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 Wednesday 13th May 2026

Expect sunshine and showers in Idaho Falls, Idaho with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 7 (High) and 7 hours of bright sunshine. There are 0-2 mm of rainfall expected with 29% chance of some rain and a strong breeze of 44 kph from the south-west.

28
°C maximum temperature
10
°C minimum temperature
sunshine and showers
7
hours of sunshine
7
UV index (High)
29
% chance of some rain
<2
mm of rainfall expected
L
low heat & humidity
44
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
4
°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 clear skies in Idaho Falls, Idaho with a maximum temperature of 20°C, maximum UV of 8 (Very High) and 14 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 38 kph from the south-west.

20
°C maximum temperature
4
°C minimum temperature
clear skies
14
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
0
no heat & humidity
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 16°C, maximum UV of 5 (Moderate) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 34 kph from the south-west.

16
°C maximum temperature
6
°C minimum temperature
broken clouds
3
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
34
kph wind from SW

Idaho Falls weather for Sunday 17th May 2026

Expect broken clouds in Idaho Falls, Idaho with a maximum temperature of 12°C, maximum UV of 7 (High) and 2 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 22 kph from the south-west.