Viewing Station: MT-SN-1 : Arlee 16.7 WNW
Jan 1, 2007 - Sep 15, 20255,522 Total Observations
View:

Climatology

Precipitation Normals Comparison

Month-To-Date: 0.21"
September 1-17, 2025(9 of 17 days covered by obs)
NOAA Normal
0.56"
Departure from Normal
-0.35" : 37% of Normal
Year-To-Date: 4.97"
Jan 1 to Sep 17, 2025(170 of 260 days covered by obs)
NOAA Normal
9.59"
Departure from Normal
-4.62" : 52% of Normal
Water Year-To-Date: 5.83"
Oct 1, 2024 to Sep 17, 2025(194 of 352 days covered by obs)
NOAA Normal
12.95"
Departure from Normal
-7.12" : 45% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.78
1.44
-0.66
Feb
0.90
1.17
-0.27
Mar
0.93
1.32
-0.39
Apr
1.10
1.35
-0.25
May
1.64
2.06
-0.42
Jun
2.03
2.09
-0.06
Jul
0.79
0.76
0.03
Aug
0.86
0.68
0.18
Sep
0.99
0.98
0.01
Oct
1.20
1.38
-0.18
Nov
1.15
1.39
-0.24
Dec
1.01
1.42
-0.41
13.38
16.04
-2.66