Viewing Station: MT-SH-9 : Plentywood 4.5 NE
Apr 6, 2012 - May 18, 2026603 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.22"
May 1-18, 2026(1 of 18 days covered by obs)
NOAA Normal
1.24"
Departure from Normal
-1.02" : 18% of Normal
Year-To-Date: 0.51"
Jan 1 to May 18, 2026(2 of 138 days covered by obs)
NOAA Normal
3.62"
Departure from Normal
-3.11" : 14% of Normal
Water Year-To-Date: 1.30"
Oct 1, 2025 to May 18, 2026(5 of 230 days covered by obs)
NOAA Normal
5.50"
Departure from Normal
-4.20" : 24% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.42
0.40
0.02
Feb
0.33
0.36
-0.03
Mar
0.60
0.60
0.00
Apr
1.03
1.00
0.03
May
2.13
1.98
0.15
Jun
3.24
3.19
0.05
Jul
2.44
2.58
-0.14
Aug
1.62
1.49
0.13
Sep
1.17
1.20
-0.03
Oct
0.89
0.89
0.00
Nov
0.53
0.52
0.01
Dec
0.46
0.47
-0.01
14.86
14.68
0.18