Viewing Station: WY-LM-206 : Cheyenne 19.7 N
Jan 31, 2019 - Sep 15, 20252,115 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.14"
September 1-16, 2025(15 of 16 days covered by obs)
NOAA Normal
0.75"
Departure from Normal
-0.61" : 19% of Normal
Year-To-Date: 13.54"
Jan 1 to Sep 16, 2025(253 of 259 days covered by obs)
NOAA Normal
12.62"
Departure from Normal
0.92" : 107% of Normal
Water Year-To-Date: 13.78"
Oct 1, 2024 to Sep 16, 2025(344 of 351 days covered by obs)
NOAA Normal
15.13"
Departure from Normal
-1.35" : 91% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.42
0.28
0.14
Feb
0.60
0.47
0.13
Mar
1.07
0.82
0.25
Apr
1.99
1.64
0.35
May
2.67
2.70
-0.03
Jun
2.12
2.15
-0.03
Jul
1.64
1.82
-0.18
Aug
1.36
1.67
-0.31
Sep
1.41
1.62
-0.21
Oct
1.19
1.05
0.14
Nov
0.69
0.54
0.15
Dec
0.63
0.48
0.15
15.79
15.24
0.55