Viewing Station: MT-SH-5 : Plentywood 0.6 W
Oct 6, 2007 - Sep 17, 20266,509 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.89"
September 1-17, 2026(13 of 17 days covered by obs)
NOAA Normal
0.63"
Departure from Normal
0.26" : 141% of Normal
Year-To-Date: 13.28"
Jan 1 to Sep 17, 2026(252 of 260 days covered by obs)
NOAA Normal
11.94"
Departure from Normal
1.34" : 111% of Normal
Water Year-To-Date: 16.97"
Oct 1, 2025 to Sep 17, 2026(344 of 352 days covered by obs)
NOAA Normal
13.70"
Departure from Normal
3.27" : 124% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.37
0.38
-0.01
Feb
0.29
0.35
-0.06
Mar
0.56
0.57
-0.01
Apr
0.97
0.98
-0.01
May
2.05
1.91
0.14
Jun
3.12
3.10
0.02
Jul
2.39
2.61
-0.22
Aug
1.56
1.43
0.13
Sep
1.11
1.21
-0.10
Oct
0.84
0.89
-0.05
Nov
0.52
0.51
0.01
Dec
0.40
0.44
-0.04
14.18
14.38
-0.20