Boise weather live forecast

Today's maximum temperature in Boise is expected to be 14°C. Select a day from the live weather forecast for Boise, Idaho, USA for more weather parameters.

Tuesday
16th Dec
14

4

3

1
Wednesday
17th Dec
12

1

4

1
Thursday
18th Dec
8

1

0

0
Friday
19th Dec
12

6

0

0
Saturday
20th Dec
10

2

1

1

5-day weather forecast updated at 04:01 on Tuesday 16th 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 16th December 2025

Expect mostly cloudy with light rain in Boise, Idaho with a maximum temperature of 14°C, maximum UV of 1 (Low) and 3 hours of bright sunshine. There are 2-5 mm of rainfall expected with 50% chance of some rain and a moderate breeze of 24 kph from the south-east.

14
°C maximum temperature
4
°C minimum temperature
mostly cloudy with light rain
3
hours of sunshine
1
UV index (Low)
50
% chance of some rain
<5
mm of rainfall expected
0
no heat & humidity
24
kph wind from SE

Boise weather for Wednesday 17th December 2025

Expect sunshine and showers in Boise, Idaho with a maximum temperature of 12°C, maximum UV of 1 (Low) and 4 hours of bright sunshine. There are 2-5 mm of rainfall expected with 25% chance of some rain and a fresh breeze of 33 kph from the north-west.

12
°C maximum temperature
1
°C minimum temperature
sunshine and showers
4
hours of sunshine
1
UV index (Low)
25
% chance of some rain
<5
mm of rainfall expected
0
no heat & humidity
33
kph wind from NW

Boise weather for Thursday 18th December 2025

Expect overcast with light rain in Boise, Idaho with a maximum temperature of 8°C and no hours of bright sunshine. There are 5-10 mm of rainfall expected with 98% chance of some rain and a moderate breeze of 22 kph from the south-east.

8
°C maximum temperature
1
°C minimum temperature
overcast with light rain
0
hours of sunshine
0
UV index (None)
98
% chance of some rain
<10
mm of rainfall expected
4
°C wind chill
22
kph wind from SE

Boise weather for Friday 19th December 2025

Expect cloudy with some rain in Boise, Idaho with a maximum temperature of 12°C and no hours of bright sunshine. There are 10-20 mm of rainfall expected with 68% chance of some rain and a gentle breeze of 18 kph from the south-east.

12
°C maximum temperature
6
°C minimum temperature
cloudy with some rain
0
hours of sunshine
0
UV index (None)
68
% chance of some rain
<20
mm of rainfall expected
12
°C wind chill
18
kph wind from SE

Boise weather for Saturday 20th December 2025

Expect mostly cloudy with light rain in Boise, Idaho with a maximum temperature of 10°C, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 0-2 mm of rainfall expected with 41% chance of some rain and a gentle breeze of 14 kph from the north-west.