Idaho weather live forecast

Today's maximum temperature in Idaho is expected to be 8°C. Select a day from the live weather forecast for Idaho (Boise), USA for more weather parameters.

Tuesday
17th Feb
8

0

2

2
Wednesday
18th Feb
5

-2

1

2
Thursday
19th Feb
5

-4

0

2
Friday
20th Feb
5

-3

6

2
Saturday
21st Feb
7

-3

2

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 (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 Tuesday 17th February 2026

Expect mostly cloudy with light rain in Idaho with a maximum temperature of 8°C, maximum UV of 2 (Low) and 2 hours of bright sunshine. There are 2-5 mm of rainfall expected with 38% chance of some rain and a moderate breeze of 20 kph from the south-east.

8
°C maximum temperature
0
°C minimum temperature
mostly cloudy with light rain
2
hours of sunshine
2
UV index (Low)
38
% chance of some rain
<5
mm of rainfall expected
5
°C wind chill
20
kph wind from SE

Idaho weather for Wednesday 18th February 2026

Expect mostly cloudy with light rain in Idaho with a maximum temperature of 5°C, maximum UV of 2 (Low) and 1 hour of bright sunshine. There are 2-5 mm of rainfall expected with 45% chance of some rain and a moderate breeze of 20 kph from the west.

5
°C maximum temperature
-2
°C minimum temperature
mostly cloudy with light rain
1
hour of sunshine
2
UV index (Low)
45
% chance of some rain
<5
mm of rainfall expected
1
°C wind chill
20
kph wind from W

Idaho weather for Thursday 19th February 2026

Expect broken clouds in Idaho with a maximum temperature of 5°C, maximum UV of 2 (Low) and no hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 18 kph from the south-east.

5
°C maximum temperature
-4
°C minimum temperature
broken clouds
0
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
2
°C wind chill
18
kph wind from SE

Idaho weather for Friday 20th February 2026

Expect sunshine and showers in Idaho with a maximum temperature of 5°C, maximum UV of 2 (Low) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 26% chance of some rain and a gentle breeze of 13 kph from the west.

5
°C maximum temperature
-3
°C minimum temperature
sunshine and showers
6
hours of sunshine
2
UV index (Low)
26
% chance of some rain
<2
mm of rainfall expected
2
°C wind chill
13
kph wind from W

Idaho weather for Saturday 21st February 2026

Expect broken clouds in Idaho with a maximum temperature of 7°C, maximum UV of 2 (Low) and 2 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 23 kph from the south-east.