Viewing Station: MT-GN-12 : Bozeman 4.4 SSE
Sep 5, 2016 - Oct 20, 20252,065 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 4.40"
October 1-21, 2025(20 of 21 days covered by obs)
NOAA Normal
1.24"
Departure from Normal
3.16" : 355% of Normal
Year-To-Date: 23.15"
Jan 1 to Oct 21, 2025(287 of 294 days covered by obs)
NOAA Normal
17.04"
Departure from Normal
6.11" : 136% of Normal
Water Year-To-Date: 4.40"
Oct 1, 2025 to Oct 21, 2025(20 of 21 days covered by obs)
NOAA Normal
1.24"
Departure from Normal
3.16" : 355% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.07
0.92
0.15
Feb
1.04
1.09
-0.05
Mar
1.37
1.67
-0.30
Apr
2.22
2.79
-0.57
May
2.80
3.26
-0.46
Jun
3.06
3.42
-0.36
Jul
1.41
1.44
-0.03
Aug
1.32
1.41
-0.09
Sep
1.51
1.61
-0.10
Oct
1.83
2.03
-0.20
Nov
1.36
1.48
-0.12
Dec
1.24
1.29
-0.05
20.23
22.41
-2.18