Viewing Station: MT-MH-18 : Roundup 1.8 NNE
Jan 27, 2013 - Sep 18, 20254,452 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 1.48"
September 1-18, 2025(18 of 18 days covered by obs)
NOAA Normal
0.71"
Departure from Normal
0.77" : 209% of Normal
Year-To-Date: 14.24"
Jan 1 to Sep 18, 2025(260 of 261 days covered by obs)
NOAA Normal
12.13"
Departure from Normal
2.11" : 117% of Normal
Water Year-To-Date: 15.13"
Oct 1, 2024 to Sep 18, 2025(352 of 353 days covered by obs)
NOAA Normal
14.24"
Departure from Normal
0.89" : 106% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.42
0.40
0.02
Feb
0.41
0.38
0.03
Mar
0.69
0.68
0.01
Apr
1.64
1.62
0.02
May
2.76
2.54
0.22
Jun
2.83
2.89
-0.06
Jul
1.53
1.63
-0.10
Aug
1.14
1.15
-0.01
Sep
1.18
1.11
0.07
Oct
1.15
1.11
0.04
Nov
0.51
0.45
0.06
Dec
0.45
0.44
0.01
14.71
14.40
0.31