Idaho Falls weather live forecast

Today's maximum temperature in Idaho Falls is expected to be 11°C. Select a day from the live weather forecast for Idaho Falls, Idaho, USA for more weather parameters.

Sunday
17th May
11

3

1

6
Monday
18th May
12

3

10

5
Tuesday
19th May
15

-1

7

7
Wednesday
20th May
17

2

2

7
Thursday
21st May
20

1

6

7

5-day weather forecast updated at 04:00 on Sunday 17th 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 Sunday 17th May 2026

Expect broken clouds in Idaho Falls, Idaho with a maximum temperature of 11°C, maximum UV of 6 (High) and 1 hour of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 32 kph from the north.

11
°C maximum temperature
3
°C minimum temperature
broken clouds
1
hour of sunshine
6
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
32
kph wind from N

Idaho Falls weather for Monday 18th May 2026

Expect broken clouds in Idaho Falls, Idaho with a maximum temperature of 12°C, maximum UV of 5 (Moderate) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 34 kph from the north.

12
°C maximum temperature
3
°C minimum temperature
broken clouds
10
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
34
kph wind from N

Idaho Falls weather for Tuesday 19th May 2026

Expect broken clouds in Idaho Falls, Idaho with a maximum temperature of 15°C, maximum UV of 7 (High) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 18 kph from the south-west.

15
°C maximum temperature
-1
°C minimum temperature
broken clouds
7
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
15
°C wind chill
18
kph wind from SW

Idaho Falls weather for Wednesday 20th May 2026

Expect broken clouds in Idaho Falls, Idaho with a maximum temperature of 17°C, maximum UV of 7 (High) and 2 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 21 kph from the south-west.

17
°C maximum temperature
2
°C minimum temperature
broken clouds
2
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
21
kph wind from SW

Idaho Falls weather for Thursday 21st May 2026

Expect broken clouds in Idaho Falls, Idaho with a maximum temperature of 20°C, maximum UV of 7 (High) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 16 kph from the north-east.