Boise weather live forecast

Today's maximum temperature in Boise is expected to be 34°C. Select a day from the live weather forecast for Boise, Idaho, USA for more weather parameters.

Monday
10th Aug
34

17

14

7
Tuesday
11th Aug
34

16

14

7
Wednesday
12th Aug
33

17

13

7
Thursday
13th Aug
30

17

9

5
Friday
14th Aug
29

17

9

7

5-day weather forecast updated at 04:00 on Monday 10th August 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 Monday 10th August 2026

Expect clear skies in Boise, Idaho with a maximum temperature of 34°C, high levels of heat & humidity, maximum UV of 7 (High) and 14 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 19 kph from the north-west.

34
°C maximum temperature
17
°C minimum temperature
clear skies
14
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
H
high heat & humidity
19
kph wind from NW

Boise weather for Tuesday 11th August 2026

34
°C maximum temperature
16
°C minimum temperature
clear skies
14
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
H
high heat & humidity
16
kph wind from NW

Boise weather for Wednesday 12th August 2026

Expect clear skies in Boise, Idaho with a maximum temperature of 33°C, moderate levels of heat & humidity, maximum UV of 7 (High) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 16 kph from the north-west.

33
°C maximum temperature
17
°C minimum temperature
clear skies
13
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
M
moderate heat & humidity
16
kph wind from NW

Boise weather for Thursday 13th August 2026

Expect scattered clouds in Boise, Idaho with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 5 (Moderate) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 13 kph from the north-west.

30
°C maximum temperature
17
°C minimum temperature
scattered clouds
9
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
M
moderate heat & humidity
13
kph wind from NW

Boise weather for Friday 14th August 2026

Expect sunshine and showers in Boise, Idaho with a maximum temperature of 29°C, low levels of heat & humidity, maximum UV of 7 (High) and 9 hours of bright sunshine. There are 0-2 mm of rainfall expected with 20% chance of some rain and a light breeze of 12 kph from the east.