Viewing Station: WY-NT-28 : Casper 1.6 S
Apr 17, 2007 - Apr 4, 20266,481 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.35"
April 1-5, 2026(1 of 5 days covered by obs)
NOAA Normal
0.27"
Departure from Normal
0.08" : 130% of Normal
Year-To-Date: 1.79"
Jan 1 to Apr 5, 2026(61 of 95 days covered by obs)
NOAA Normal
2.12"
Departure from Normal
-0.33" : 85% of Normal
Water Year-To-Date: 4.25"
Oct 1, 2025 to Apr 5, 2026(152 of 187 days covered by obs)
NOAA Normal
4.36"
Departure from Normal
-0.11" : 98% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.57
0.77
-0.20
Feb
0.50
1.02
-0.52
Mar
0.78
1.40
-0.62
Apr
1.61
2.11
-0.50
May
2.30
2.93
-0.63
Jun
1.37
1.56
-0.19
Jul
1.02
1.15
-0.13
Aug
0.87
0.99
-0.12
Sep
1.03
1.19
-0.16
Oct
1.15
1.65
-0.50
Nov
0.57
0.87
-0.30
Dec
0.52
0.98
-0.46
12.29
16.62
-4.33