Viewing Station: WY-CM-20 : Gillette 13.9 NNW
Jan 31, 2011 - Jul 23, 20265,552 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.85"
July 1-23, 2026(23 of 23 days covered by obs)
NOAA Normal
1.19"
Departure from Normal
-0.34" : 71% of Normal
Year-To-Date: 5.65"
Jan 1 to Jul 23, 2026(204 of 204 days covered by obs)
NOAA Normal
10.51"
Departure from Normal
-4.86" : 54% of Normal
Water Year-To-Date: 8.55"
Oct 1, 2025 to Jul 23, 2026(299 of 296 days covered by obs)
NOAA Normal
12.98"
Departure from Normal
-4.43" : 66% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.47
0.44
0.03
Feb
0.65
0.65
0.00
Mar
0.92
0.88
0.04
Apr
1.84
1.84
0.00
May
2.98
2.75
0.23
Jun
2.46
2.23
0.23
Jul
1.61
1.60
0.01
Aug
1.14
1.14
0.00
Sep
1.17
1.14
0.03
Oct
1.42
1.40
0.02
Nov
0.54
0.48
0.06
Dec
0.51
0.52
-0.01
15.71
15.07
0.64