Viewing Station: WY-NT-80 : Casper 17.2 SW
Mar 20, 2017 - Jul 23, 20262,100 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.25"
July 1-23, 2026(23 of 23 days covered by obs)
NOAA Normal
0.63"
Departure from Normal
-0.38" : 40% of Normal
Year-To-Date: 2.96"
Jan 1 to Jul 23, 2026(92 of 204 days covered by obs)
NOAA Normal
6.69"
Departure from Normal
-3.73" : 44% of Normal
Water Year-To-Date: 2.96"
Oct 1, 2025 to Jul 23, 2026(92 of 296 days covered by obs)
NOAA Normal
8.58"
Departure from Normal
-5.62" : 34% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.41
0.63
-0.22
Feb
0.42
0.91
-0.49
Mar
0.68
1.24
-0.56
Apr
1.35
1.91
-0.56
May
1.99
2.63
-0.64
Jun
1.21
1.41
-0.20
Jul
0.85
1.05
-0.20
Aug
0.71
0.92
-0.21
Sep
0.91
0.98
-0.07
Oct
1.00
1.49
-0.49
Nov
0.47
0.73
-0.26
Dec
0.42
0.82
-0.40
10.42
14.72
-4.30