Viewing Station: WY-LM-102 : Cheyenne 31.0 N
Jan 15, 2010 - Apr 18, 20263,829 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.40"
April 1-18, 2026(18 of 18 days covered by obs)
NOAA Normal
1.19"
Departure from Normal
-0.79" : 34% of Normal
Year-To-Date: 1.65"
Jan 1 to Apr 18, 2026(108 of 108 days covered by obs)
NOAA Normal
3.26"
Departure from Normal
-1.61" : 51% of Normal
Water Year-To-Date: 2.89"
Oct 1, 2025 to Apr 18, 2026(200 of 200 days covered by obs)
NOAA Normal
5.84"
Departure from Normal
-2.95" : 49% 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