Viewing Station: WY-LM-156 : Cheyenne 2.1 NNW
Jul 30, 2013 - Aug 30, 2026827 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.00"
September 1-12, 2026(0 of 12 days covered by obs)
NOAA Normal
0.58"
Departure from Normal
-0.58" : 0% of Normal
Year-To-Date: 5.68"
Jan 1 to Sep 12, 2026(106 of 255 days covered by obs)
NOAA Normal
12.37"
Departure from Normal
-6.69" : 46% of Normal
Water Year-To-Date: 6.33"
Oct 1, 2025 to Sep 12, 2026(136 of 347 days covered by obs)
NOAA Normal
14.60"
Departure from Normal
-8.27" : 43% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.37
0.28
0.09
Feb
0.53
0.47
0.06
Mar
1.00
0.86
0.14
Apr
1.77
1.61
0.16
May
2.56
2.54
0.02
Jun
2.19
2.25
-0.06
Jul
1.93
1.92
0.01
Aug
1.44
1.66
-0.22
Sep
1.46
1.62
-0.16
Oct
1.09
1.01
0.08
Nov
0.62
0.57
0.05
Dec
0.52
0.46
0.06
15.48
15.25
0.23