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Monthly
Precipitation
Temperature
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°Celsius
°Fahrenheit
Monthly Historical Averages
Boulder, CO
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August
Average Temperature
High
29°
Feels 29
Low
15°
Feels 15
Average Precipitation
11 Days
Rain amount
33.3mm
Snow amount
0.1cm
Daily Historical Averages
August 2026
S
M
T
W
T
F
S
1
2
3
4
24°
5
30°
6
37°
7
37°
8
38°
9
38°
10
34°
11
31°
12
33°
13
28°
14
31°
15
30°
16
30°
17
31°
18
31°
19
20
21
22
23
24
25
26
27
28
29
30
31
Forecast
Tuesday, August 4, 2026
Day
24°
Feels 24
Wind
12 km/h NE
Gust
17 km/h
Humidity
34%
P.O.P
20%
Night
14°
Feels 14
Wind
7 km/h W
Gust
11 km/h
Humidity
85%
P.O.P
10%
Historical Averages
Aug 4
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.