Idaho weather live forecast

Today's maximum temperature in Idaho is expected to be 86°F. Select a day from the live weather forecast for Idaho (Boise), USA for more weather parameters.

Saturday
23rd May
86

55

10

UV8
Sunday
24th May
88

61

12

UV8
Monday
25th May
91

63

10

UV7
Tuesday
26th May
64

50

2

UV5
Wednesday
27th May
66

46

3

UV6

5-day weather forecast updated at 04:00 on Saturday 23rd May 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 Saturday 23rd May 2026

Expect scattered clouds in Idaho with a maximum temperature of 86°F, low levels of heat & humidity, maximum UV of 8 (Very High) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 9 mph from the east.

86
°F maximum temperature
55
°F minimum temperature
scattered clouds
10
hours of sunshine
UV8
UV index (Very High)
0
mm of rainfall expected
L
low heat & humidity
9
mph wind from E

Idaho weather for Sunday 24th May 2026

Expect scattered clouds in Idaho with a maximum temperature of 88°F, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 8 mph from the north-west.

88
°F maximum temperature
61
°F minimum temperature
scattered clouds
12
hours of sunshine
UV8
UV index (Very High)
0
mm of rainfall expected
M
moderate heat & humidity
8
mph wind from NW

Idaho weather for Monday 25th May 2026

Expect scattered clouds in Idaho with a maximum temperature of 91°F, moderate levels of heat & humidity, maximum UV of 7 (High) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 11 mph from the south.

91
°F maximum temperature
63
°F minimum temperature
scattered clouds
10
hours of sunshine
UV7
UV index (High)
0
mm of rainfall expected
M
moderate heat & humidity
11
mph wind from S

Idaho weather for Tuesday 26th May 2026

Expect broken clouds in Idaho with a maximum temperature of 64°F, maximum UV of 5 (Moderate) and 2 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 14 mph from the north-west.

64
°F maximum temperature
50
°F minimum temperature
broken clouds
2
hours of sunshine
UV5
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
14
mph wind from NW

Idaho weather for Wednesday 27th May 2026

Expect mostly cloudy with light rain in Idaho with a maximum temperature of 66°F, maximum UV of 6 (High) and 3 hours of bright sunshine. There are 0-2 mm of rainfall expected with 33% chance of some rain and a gentle breeze of 10 mph from the north-west.