Idaho weather live forecast

Today's maximum temperature in Idaho is expected to be 81°F. Select a day from the live weather forecast for Idaho (Boise), USA for more weather parameters.

Friday
25th Sep
81

55

6

5
Saturday
26th Sep
66

48

4

5
Sunday
27th Sep
72

54

0

4
Monday
28th Sep
73

48

12

5
Tuesday
29th Sep
73

48

12

5

5-day weather forecast updated at 04:00 on Friday 25th September 2026 GMT

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

Top Idaho destinations

Below are temperatures expected today at popular countries, regions and places in Idaho. Select a destination to see the detailed weather forecast for today, tomorrow and the outlook for the next five days.

All Idaho destinations

Idaho weather forecast by day

Below are the detailed weather forecasts for Idaho for the next 5 days. The forecasts shown are for Boise and may not represent the whole of Idaho. Browse more destinations in Idaho to view more weather forecasts.

Idaho weather for Friday 25th September 2026

Expect broken clouds in Idaho with a maximum temperature of 81°F, maximum UV of 5 (Moderate) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 20 mph from the north-west.

81
°F maximum temperature
55
°F minimum temperature
broken clouds
6
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
81
°F wind chill
20
mph wind from NW

Idaho weather for Saturday 26th September 2026

Expect broken clouds in Idaho with a maximum temperature of 66°F, maximum UV of 5 (Moderate) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 9 mph from the north-west.

66
°F maximum temperature
48
°F minimum temperature
broken clouds
4
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
9
mph wind from NW

Idaho weather for Sunday 27th September 2026

Expect overcast skies in Idaho with a maximum temperature of 72°F, maximum UV of 4 (Moderate) and no hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 10 mph from the north-west.

72
°F maximum temperature
54
°F minimum temperature
overcast skies
0
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
72
°F wind chill
10
mph wind from NW

Idaho weather for Monday 28th September 2026

Expect scattered clouds in Idaho with a maximum temperature of 73°F, maximum UV of 5 (Moderate) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 12 mph from the north-west.

73
°F maximum temperature
48
°F minimum temperature
scattered clouds
12
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
73
°F wind chill
12
mph wind from NW

Idaho weather for Tuesday 29th September 2026

Expect clear skies in Idaho with a maximum temperature of 73°F, maximum UV of 5 (Moderate) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 9 mph from the north-west.