Viewing Station: MT-DL-1 : Anaconda 7.4 NW
May 7, 2008 - Sep 16, 20256,439 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.27"
September 1-17, 2025(16 of 17 days covered by obs)
NOAA Normal
0.79"
Departure from Normal
-0.52" : 34% of Normal
Year-To-Date: 12.35"
Jan 1 to Sep 17, 2025(259 of 260 days covered by obs)
NOAA Normal
14.76"
Departure from Normal
-2.41" : 84% of Normal
Water Year-To-Date: 14.80"
Oct 1, 2024 to Sep 17, 2025(351 of 352 days covered by obs)
NOAA Normal
18.77"
Departure from Normal
-3.97" : 79% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.01
0.93
0.08
Feb
1.21
1.15
0.06
Mar
1.51
1.32
0.19
Apr
1.90
1.89
0.01
May
2.79
2.65
0.14
Jun
2.91
3.17
-0.26
Jul
1.35
1.45
-0.10
Aug
1.29
1.28
0.01
Sep
1.39
1.52
-0.13
Oct
1.53
1.48
0.05
Nov
1.33
1.33
0.00
Dec
1.15
1.00
0.15
19.37
19.17
0.20