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Monthly
Precipitation
Temperature
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Temperature Unit Selection
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°Fahrenheit
Monthly Historical Averages
Star Valley Ranch, WY
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May
Average Temperature
High
14°
Feels 14
Low
1°
Feels -2
Average Precipitation
4 Days
Rain amount
5.8mm
Snow amount
1.8cm
Daily Historical Averages
May 2026
S
M
T
W
T
F
S
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
4°
19
9°
20
10°
21
7°
22
12°
23
15°
24
18°
25
18°
26
16°
27
16°
28
15°
29
15°
30
16°
31
17°
Forecast
Monday, May 18, 2026
Day
4°
Feels 1
Wind
14 km/h NE
Gust
21 km/h
Humidity
44%
P.O.P
60%
Snow
<1 cm
Night
-7°
Feels -11
Wind
13 km/h E
Gust
20 km/h
Humidity
93%
P.O.P
40%
Historical Averages
May 18
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.