Monthly Historical AveragesFirestone, CO
Average Temperature
High
21°
Feels 21
Low
6°
Feels 5
Average Precipitation
9 Days
33.2mm
0.3cm
Content continues below
Daily Historical Averages
S
M
T
W
T
F
S
ForecastFriday, May 22, 2026
Day
18°Feels 18
Wind
13 km/h E
Gust
19 km/h
Humidity
26%
P.O.P
30%
Night
6°Feels 5
Wind
18 km/h S
Gust
27 km/h
Humidity
86%
P.O.P
30%
Historical AveragesMay 22
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity