Boise weather live forecast

Today's maximum temperature in Boise is expected to be 6°C. Select a day from the live weather forecast for Boise, Idaho, USA for more weather parameters.

Tuesday
30th Dec
6

-2

9

1
Wednesday
31st Dec
6

-1

5

1
Thursday
1st Jan
6

1

0

0
Friday
2nd Jan
11

3

0

1
Saturday
3rd Jan
12

5

0

1

5-day weather forecast updated at 04:01 on Tuesday 30th December 2025 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 Tuesday 30th December 2025

Expect clear skies in Boise, Idaho with a maximum temperature of 6°C, maximum UV of 1 (Low) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 9 kph from the east.

6
°C maximum temperature
-2
°C minimum temperature
clear skies
9
hours of sunshine
1
UV index (Low)
0
mm of rainfall expected
4
°C wind chill
9
kph wind from E

Boise weather for Wednesday 31st December 2025

Expect broken clouds in Boise, Idaho with a maximum temperature of 6°C, maximum UV of 1 (Low) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 9 kph from the south-east.

6
°C maximum temperature
-1
°C minimum temperature
broken clouds
5
hours of sunshine
1
UV index (Low)
0
mm of rainfall expected
4
°C wind chill
9
kph wind from SE

Boise weather for Thursday 1st January 2026

Expect mostly cloudy with light rain in Boise, Idaho with a maximum temperature of 6°C and no hours of bright sunshine. There are 2-5 mm of rainfall expected with 60% chance of some rain and a light breeze of 8 kph from the south-east.

6
°C maximum temperature
1
°C minimum temperature
mostly cloudy with light rain
0
hours of sunshine
0
UV index (None)
60
% chance of some rain
<5
mm of rainfall expected
4
°C wind chill
8
kph wind from SE

Boise weather for Friday 2nd January 2026

Expect mostly cloudy with light rain in Boise, Idaho with a maximum temperature of 11°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 0-2 mm of rainfall expected with 44% chance of some rain and a moderate breeze of 21 kph from the south-east.

11
°C maximum temperature
3
°C minimum temperature
mostly cloudy with light rain
0
hours of sunshine
1
UV index (Low)
44
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
21
kph wind from SE

Boise weather for Saturday 3rd January 2026

Expect cloudy with some rain in Boise, Idaho with a maximum temperature of 12°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 5-10 mm of rainfall expected with 48% chance of some rain and a moderate breeze of 21 kph from the south-east.