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Monthly
Precipitation
Temperature
Wind
Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
Gillette, WY
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May
Average Temperature
High
17°
Feels 16
Low
5°
Feels 2
Average Precipitation
10 Days
Rain amount
62.5mm
Snow amount
1.8cm
Content continues below
Daily Historical Averages
May 2026
S
M
T
W
T
F
S
1
2
21°
3
21°
4
11°
5
8°
6
10°
7
16°
8
18°
9
19°
10
18°
11
21°
12
23°
13
21°
14
21°
15
20°
16
20°
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
Forecast
Saturday, May 2, 2026
Day
21°
Feels 21
Wind
29 km/h NW
Gust
44 km/h
Humidity
18%
P.O.P
10%
Night
6°
Feels 5
Wind
26 km/h NE
Gust
39 km/h
Humidity
81%
P.O.P
30%
Historical Averages
May 2
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.