Viewing Station: WY-NT-53 : Casper 4.7 SSW
Oct 11, 2013 - Dec 15, 20254,195 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.19"
December 1-15, 2025(15 of 15 days covered by obs)
NOAA Normal
0.39"
Departure from Normal
-0.20" : 49% of Normal
Year-To-Date: 17.44"
Jan 1 to Dec 15, 2025(343 of 349 days covered by obs)
NOAA Normal
13.96"
Departure from Normal
3.48" : 125% of Normal
Water Year-To-Date: 2.60"
Oct 1, 2025 to Dec 15, 2025(74 of 76 days covered by obs)
NOAA Normal
2.53"
Departure from Normal
0.07" : 103% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.79
1.05
-0.26
Feb
0.74
1.35
-0.61
Mar
1.08
1.76
-0.68
Apr
1.94
2.67
-0.73
May
2.51
3.19
-0.68
Jun
1.39
1.78
-0.39
Jul
1.01
1.19
-0.18
Aug
0.86
0.97
-0.11
Sep
1.11
1.37
-0.26
Oct
1.38
2.07
-0.69
Nov
0.76
1.16
-0.40
Dec
0.80
1.32
-0.52
14.37
19.88
-5.51