Boise weather live forecast

Today's maximum temperature in Boise is expected to be 73°F. Select a day from the live weather forecast for Boise, Idaho, USA for more weather parameters.

Sunday
19th Apr
73

39

9

7
Monday
20th Apr
81

45

12

7
Tuesday
21st Apr
79

46

9

7
Wednesday
22nd Apr
55

45

0

1
Thursday
23rd Apr
57

43

5

4

5-day weather forecast updated at 04:00 on Sunday 19th April 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 Sunday 19th April 2026

Expect scattered clouds in Boise, Idaho with a maximum temperature of 73°F, maximum UV of 7 (High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 9 mph from the east.

73
°F maximum temperature
39
°F minimum temperature
scattered clouds
9
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
73
°F wind chill
9
mph wind from E

Boise weather for Monday 20th April 2026

Expect scattered clouds in Boise, Idaho with a maximum temperature of 81°F, maximum UV of 7 (High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 9 mph from the east.

81
°F maximum temperature
45
°F minimum temperature
scattered clouds
12
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
81
°F wind chill
9
mph wind from E

Boise weather for Tuesday 21st April 2026

Expect scattered clouds in Boise, Idaho with a maximum temperature of 79°F, maximum UV of 7 (High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 12 mph from the south.

79
°F maximum temperature
46
°F minimum temperature
scattered clouds
9
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
12
mph wind from S

Boise weather for Wednesday 22nd April 2026

Expect cloudy with some rain in Boise, Idaho with a maximum temperature of 55°F, maximum UV of 1 (Low) and no hours of bright sunshine. There are 10-20 mm of rainfall expected with 89% chance of some rain and a moderate breeze of 14 mph from the west.

55
°F maximum temperature
45
°F minimum temperature
cloudy with some rain
0
hours of sunshine
1
UV index (Low)
89
% chance of some rain
<20
mm of rainfall expected
55
°F wind chill
14
mph wind from W

Boise weather for Thursday 23rd April 2026

Expect mostly cloudy with light rain in Boise, Idaho with a maximum temperature of 57°F, maximum UV of 4 (Moderate) and 5 hours of bright sunshine. There are 0-2 mm of rainfall expected with 32% chance of some rain and a moderate breeze of 13 mph from the north-west.