Viewing Station: WY-LM-138 : Cheyenne 0.2 SE
Nov 8, 2010 - May 23, 20264,626 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 2.14"
May 1-23, 2026(22 of 23 days covered by obs)
NOAA Normal
1.87"
Departure from Normal
0.27" : 114% of Normal
Year-To-Date: 4.35"
Jan 1 to May 23, 2026(136 of 143 days covered by obs)
NOAA Normal
5.30"
Departure from Normal
-0.95" : 82% of Normal
Water Year-To-Date: 5.29"
Oct 1, 2025 to May 23, 2026(226 of 235 days covered by obs)
NOAA Normal
7.37"
Departure from Normal
-2.08" : 72% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.33
0.28
0.05
Feb
0.48
0.47
0.01
Mar
0.94
0.88
0.06
Apr
1.68
1.62
0.06
May
2.52
2.52
0.00
Jun
2.22
2.23
-0.01
Jul
1.99
1.98
0.01
Aug
1.45
1.63
-0.18
Sep
1.44
1.52
-0.08
Oct
1.06
1.01
0.05
Nov
0.57
0.56
0.01
Dec
0.44
0.44
0.00
15.12
15.14
-0.02