Viewing Station: WY-LM-251 : Cheyenne 6.8 ENE
Feb 1, 2024 - Sep 20, 2026783 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.69"
September 1-20, 2026(19 of 20 days covered by obs)
NOAA Normal
0.96"
Departure from Normal
-0.27" : 72% of Normal
Year-To-Date: 11.54"
Jan 1 to Sep 20, 2026(253 of 263 days covered by obs)
NOAA Normal
12.92"
Departure from Normal
-1.38" : 89% of Normal
Water Year-To-Date: 11.79"
Oct 1, 2025 to Sep 20, 2026(344 of 355 days covered by obs)
NOAA Normal
15.13"
Departure from Normal
-3.34" : 78% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.36
0.27
0.09
Feb
0.50
0.42
0.08
Mar
1.01
0.81
0.20
Apr
1.75
1.54
0.21
May
2.60
2.75
-0.15
Jun
2.31
2.44
-0.13
Jul
1.95
2.06
-0.11
Aug
1.48
1.75
-0.27
Sep
1.44
1.49
-0.05
Oct
1.11
0.99
0.12
Nov
0.60
0.54
0.06
Dec
0.50
0.42
0.08
15.61
15.48
0.13