Idaho weather live forecast

Today's maximum temperature in Idaho is expected to be 26°C. Select a day from the live weather forecast for Idaho (Boise), USA for more weather parameters.

Friday
22nd May
26

9

14

UV8
Saturday
23rd May
30

11

8

UV8
Sunday
24th May
31

14

10

UV8
Monday
25th May
33

16

11

UV7
Tuesday
26th May
16

8

2

UV8

5-day weather forecast updated at 04:00 on Friday 22nd 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.

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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 22nd May 2026

Expect scattered clouds in Idaho with a maximum temperature of 26°C, maximum UV of 8 (Very High) and 14 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 14 kph from the north-west.

26
°C maximum temperature
9
°C minimum temperature
scattered clouds
14
hours of sunshine
UV8
UV index (Very High)
0
mm of rainfall expected
26
°C wind chill
14
kph wind from NW

Idaho weather for Saturday 23rd May 2026

Expect scattered clouds in Idaho with a maximum temperature of 30°C, low levels of heat & humidity, maximum UV of 8 (Very High) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 14 kph from the east.

30
°C maximum temperature
11
°C minimum temperature
scattered clouds
8
hours of sunshine
UV8
UV index (Very High)
0
mm of rainfall expected
L
low heat & humidity
14
kph wind from E

Idaho weather for Sunday 24th May 2026

Expect scattered clouds in Idaho with a maximum temperature of 31°C, moderate 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 14 kph from the east.

31
°C maximum temperature
14
°C minimum temperature
scattered clouds
10
hours of sunshine
UV8
UV index (Very High)
0
mm of rainfall expected
M
moderate heat & humidity
14
kph wind from E

Idaho weather for Monday 25th May 2026

Expect scattered clouds in Idaho with a maximum temperature of 33°C, moderate levels of heat & humidity, maximum UV of 7 (High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 24 kph from the south.

33
°C maximum temperature
16
°C minimum temperature
scattered clouds
11
hours of sunshine
UV7
UV index (High)
0
mm of rainfall expected
M
moderate heat & humidity
24
kph wind from S

Idaho weather for Tuesday 26th May 2026

Expect mostly cloudy with light rain in Idaho with a maximum temperature of 16°C, maximum UV of 8 (Very High) and 2 hours of bright sunshine. There are 0-2 mm of rainfall expected with 38% chance of some rain and a moderate breeze of 24 kph from the north-west.