Idaho Falls weather live forecast

Today's maximum temperature in Idaho Falls is expected to be 43°F. Select a day from the live weather forecast for Idaho Falls, Idaho, USA for more weather parameters.

Tuesday
17th Feb
43

30

7

2
Wednesday
18th Feb
34

23

0

2
Thursday
19th Feb
28

14

5

3
Friday
20th Feb
28

10

8

2
Saturday
21st Feb
32

14

5

2

5-day weather forecast updated at 04:01 on Tuesday 17th February 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 17th February 2026

Expect cloudy with sleet or snow in Idaho Falls, Idaho with a maximum temperature of 43°F, maximum UV of 2 (Low) and 7 hours of bright sunshine. There are 2-5 mm of sleet/snow expected with 25% chance of some sleet or snow and a strong breeze of 27 mph from the south-west.

43
°F maximum temperature
30
°F minimum temperature
cloudy with sleet or snow
7
hours of sunshine
2
UV index (Low)
25
% chance of some sleet or snow
<5
mm of sleet/snow expected
34
°F wind chill
27
mph wind from SW

Idaho Falls weather for Wednesday 18th February 2026

Expect overcast with light snow in Idaho Falls, Idaho with a maximum temperature of 34°F, maximum UV of 2 (Low) and no hours of bright sunshine. There are 5-10 cm of snow expected with 53% chance of some snow and a fresh breeze of 19 mph from the south-west.

34
°F maximum temperature
23
°F minimum temperature
overcast with light snow
0
hours of sunshine
2
UV index (Low)
53
% chance of some snow
<10
cm of snow expected
23
°F wind chill
19
mph wind from SW

Idaho Falls weather for Thursday 19th February 2026

Expect clear skies with flurries of snow in Idaho Falls, Idaho with a maximum temperature of 28°F, maximum UV of 3 (Moderate) and 5 hours of bright sunshine. There are 0-2 cm of snow expected with 37% chance of some snow and a moderate breeze of 17 mph from the south-west.

28
°F maximum temperature
14
°F minimum temperature
clear skies with flurries of snow
5
hours of sunshine
3
UV index (Moderate)
37
% chance of some snow
<2
cm of snow expected
18
°F wind chill
17
mph wind from SW

Idaho Falls weather for Friday 20th February 2026

Expect clear skies with flurries of snow in Idaho Falls, Idaho with a maximum temperature of 28°F, maximum UV of 2 (Low) and 8 hours of bright sunshine. There are 0-2 cm of snow expected with 22% chance of some snow and a gentle breeze of 12 mph from the south.

28
°F maximum temperature
10
°F minimum temperature
clear skies with flurries of snow
8
hours of sunshine
2
UV index (Low)
22
% chance of some snow
<2
cm of snow expected
18
°F wind chill
12
mph wind from S

Idaho Falls weather for Saturday 21st February 2026

Expect broken clouds in Idaho Falls, Idaho with a maximum temperature of 32°F, maximum UV of 2 (Low) and 5 hours of bright sunshine. There are 0 cm of snow expected and a gentle breeze of 12 mph from the south.