Boise weather live forecast

Today's maximum temperature in Boise is expected to be 9°C. Select a day from the live weather forecast for Boise, Idaho, USA for more weather parameters.

Tuesday
6th Jan
9

5

0

1
Wednesday
7th Jan
8

2

2

1
Thursday
8th Jan
4

0

6

1
Friday
9th Jan
6

-1

7

1
Saturday
10th Jan
6

-2

3

1

5-day weather forecast updated at 04:01 on Tuesday 6th 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 Tuesday 6th January 2026

Expect mostly cloudy with light rain in Boise, Idaho with a maximum temperature of 9°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 0-2 mm of rainfall expected with 96% chance of some rain and a gentle breeze of 15 kph from the south-east.

9
°C maximum temperature
5
°C minimum temperature
mostly cloudy with light rain
0
hours of sunshine
1
UV index (Low)
96
% chance of some rain
<2
mm of rainfall expected
7
°C wind chill
15
kph wind from SE

Boise weather for Wednesday 7th January 2026

Expect cloudy with sleet or snow in Boise, Idaho with a maximum temperature of 8°C, maximum UV of 1 (Low) and 2 hours of bright sunshine. There are 5-10 mm of sleet/snow expected with 65% chance of some sleet or snow and a gentle breeze of 18 kph from the west.

8
°C maximum temperature
2
°C minimum temperature
cloudy with sleet or snow
2
hours of sunshine
1
UV index (Low)
65
% chance of some sleet or snow
<10
mm of sleet/snow expected
5
°C wind chill
18
kph wind from W

Boise weather for Thursday 8th January 2026

Expect cloudy with sleet or snow in Boise, Idaho with a maximum temperature of 4°C, maximum UV of 1 (Low) and 6 hours of bright sunshine. There are 0-2 mm of sleet/snow expected with 31% chance of some sleet or snow and a moderate breeze of 23 kph from the north-west.

4
°C maximum temperature
0
°C minimum temperature
cloudy with sleet or snow
6
hours of sunshine
1
UV index (Low)
31
% chance of some sleet or snow
<2
mm of sleet/snow expected
-1
°C wind chill
23
kph wind from NW

Boise weather for Friday 9th January 2026

Expect scattered clouds in Boise, Idaho with a maximum temperature of 6°C, maximum UV of 1 (Low) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 11 kph from the east.

6
°C maximum temperature
-1
°C minimum temperature
scattered clouds
7
hours of sunshine
1
UV index (Low)
0
mm of rainfall expected
3
°C wind chill
11
kph wind from E

Boise weather for Saturday 10th January 2026

Expect broken clouds in Boise, Idaho with a maximum temperature of 6°C, maximum UV of 1 (Low) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 14 kph from the east.