Boise weather live forecast

Today's maximum temperature in Boise is expected to be 45°F. Select a day from the live weather forecast for Boise, Idaho, USA for more weather parameters.

Friday
16th Jan
45

27

8

1
Saturday
17th Jan
43

27

9

2
Sunday
18th Jan
43

27

7

2
Monday
19th Jan
41

27

9

2
Tuesday
20th Jan
41

25

9

2

5-day weather forecast updated at 04:01 on Friday 16th January 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.

Boise weather forecast by day

Below are the detailed weather forecasts for Boise for the next 5 days.

Boise weather for Friday 16th January 2026

Expect scattered clouds in Boise, Idaho with a maximum temperature of 45°F, maximum UV of 1 (Low) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 9 mph from the south-east.

45
°F maximum temperature
27
°F minimum temperature
scattered clouds
8
hours of sunshine
1
UV index (Low)
0
mm of rainfall expected
39
°F wind chill
9
mph wind from SE

Boise weather for Saturday 17th January 2026

Expect clear skies in Boise, Idaho with a maximum temperature of 43°F, maximum UV of 2 (Low) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 7 mph from the south-east.

43
°F maximum temperature
27
°F minimum temperature
clear skies
9
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
39
°F wind chill
7
mph wind from SE

Boise weather for Sunday 18th January 2026

Expect scattered clouds in Boise, Idaho with a maximum temperature of 43°F, maximum UV of 2 (Low) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 6 mph from the east.

43
°F maximum temperature
27
°F minimum temperature
scattered clouds
7
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
37
°F wind chill
6
mph wind from E

Boise weather for Monday 19th January 2026

Expect clear skies in Boise, Idaho with a maximum temperature of 41°F, maximum UV of 2 (Low) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 6 mph from the east.