Viewing Station: MT-MS-32 : Missoula 1.3 WNW
Apr 15, 2020 - May 18, 2026426 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.22"
May 1-18, 2026(4 of 18 days covered by obs)
NOAA Normal
0.99"
Departure from Normal
-0.77" : 22% of Normal
Year-To-Date: 6.72"
Jan 1 to May 18, 2026(44 of 138 days covered by obs)
NOAA Normal
4.82"
Departure from Normal
1.90" : 140% of Normal
Water Year-To-Date: 12.41"
Oct 1, 2025 to May 18, 2026(99 of 230 days covered by obs)
NOAA Normal
8.11"
Departure from Normal
4.30" : 153% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.90
0.97
-0.07
Feb
0.84
0.93
-0.09
Mar
0.83
0.87
-0.04
Apr
1.26
1.26
0.00
May
1.70
1.74
-0.04
Jun
2.03
2.19
-0.16
Jul
0.86
0.85
0.01
Aug
0.79
0.86
-0.07
Sep
0.97
0.97
0.00
Oct
1.19
1.20
-0.01
Nov
1.03
1.18
-0.15
Dec
1.07
1.04
0.03
13.47
14.06
-0.59