Viewing Station: WY-LM-102 : Cheyenne 31.0 N
Jan 15, 2010 - Oct 20, 20253,649 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.87"
October 1-21, 2025(20 of 21 days covered by obs)
NOAA Normal
0.83"
Departure from Normal
0.04" : 104% of Normal
Year-To-Date: 12.81"
Jan 1 to Oct 21, 2025(293 of 294 days covered by obs)
NOAA Normal
14.00"
Departure from Normal
-1.19" : 91% of Normal
Water Year-To-Date: 0.87"
Oct 1, 2025 to Oct 21, 2025(20 of 21 days covered by obs)
NOAA Normal
0.83"
Departure from Normal
0.04" : 104% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.41
0.36
0.05
Feb
0.61
0.53
0.08
Mar
1.05
0.91
0.14
Apr
1.99
1.91
0.08
May
2.77
2.87
-0.10
Jun
2.06
2.06
0.00
Jul
1.54
1.75
-0.21
Aug
1.37
1.54
-0.17
Sep
1.37
1.57
-0.20
Oct
1.23
1.13
0.10
Nov
0.69
0.62
0.07
Dec
0.66
0.56
0.10
15.75
15.81
-0.06