Viewing Station: WY-NT-94 : Casper 1.2 E
Sep 7, 2022 - Sep 10, 20261,429 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.02"
September 1-10, 2026(10 of 10 days covered by obs)
NOAA Normal
0.33"
Departure from Normal
-0.31" : 6% of Normal
Year-To-Date: 7.66"
Jan 1 to Sep 10, 2026(250 of 253 days covered by obs)
NOAA Normal
9.03"
Departure from Normal
-1.37" : 85% of Normal
Water Year-To-Date: 10.24"
Oct 1, 2025 to Sep 10, 2026(342 of 345 days covered by obs)
NOAA Normal
11.14"
Departure from Normal
-0.90" : 92% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.49
0.63
-0.14
Feb
0.46
0.85
-0.39
Mar
0.74
1.18
-0.44
Apr
1.52
1.85
-0.33
May
2.26
2.73
-0.47
Jun
1.36
1.48
-0.12
Jul
1.02
1.15
-0.13
Aug
0.85
0.91
-0.06
Sep
1.00
1.12
-0.12
Oct
1.10
1.45
-0.35
Nov
0.54
0.74
-0.20
Dec
0.47
0.81
-0.34
11.81
14.90
-3.09