Viewing Station: WY-LM-208 : Cheyenne 3.3 SSW
Jul 9, 2019 - Sep 10, 20261,018 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.08"
September 1-10, 2026(6 of 10 days covered by obs)
NOAA Normal
0.48"
Departure from Normal
-0.40" : 17% of Normal
Year-To-Date: 7.34"
Jan 1 to Sep 10, 2026(143 of 253 days covered by obs)
NOAA Normal
11.96"
Departure from Normal
-4.62" : 61% of Normal
Water Year-To-Date: 7.73"
Oct 1, 2025 to Sep 10, 2026(167 of 345 days covered by obs)
NOAA Normal
14.00"
Departure from Normal
-6.27" : 55% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.34
0.28
0.06
Feb
0.46
0.46
0.00
Mar
0.90
0.88
0.02
Apr
1.67
1.61
0.06
May
2.48
2.47
0.01
Jun
2.14
2.22
-0.08
Jul
2.04
1.97
0.07
Aug
1.45
1.64
-0.19
Sep
1.43
1.53
-0.10
Oct
1.06
1.01
0.05
Nov
0.57
0.54
0.03
Dec
0.41
0.44
-0.03
14.95
15.05
-0.10