Viewing Station: WY-LM-273 : Cheyenne 2.2 NW
Jun 11, 2025 - Sep 16, 202581 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.55"
September 1-16, 2025(15 of 16 days covered by obs)
NOAA Normal
0.77"
Departure from Normal
-0.22" : 71% of Normal
Year-To-Date: 7.04"
Jan 1 to Sep 16, 2025(89 of 259 days covered by obs)
NOAA Normal
12.41"
Departure from Normal
-5.37" : 57% of Normal
Water Year-To-Date: 7.04"
Oct 1, 2024 to Sep 16, 2025(89 of 351 days covered by obs)
NOAA Normal
14.50"
Departure from Normal
-7.46" : 49% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.35
0.28
0.07
Feb
0.50
0.47
0.03
Mar
0.95
0.87
0.08
Apr
1.71
1.60
0.11
May
2.51
2.53
-0.02
Jun
2.17
2.24
-0.07
Jul
2.00
1.93
0.07
Aug
1.45
1.65
-0.20
Sep
1.45
1.61
-0.16
Oct
1.05
1.02
0.03
Nov
0.58
0.57
0.01
Dec
0.46
0.46
0.00
15.18
15.23
-0.05