Viewing Station: MT-GN-21 : Big Sky 1.7 NW
Sep 2, 2022 - Mar 31, 20261,226 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 1.19"
March 1-31, 2026(30 of 31 days covered by obs)
NOAA Normal
2.17"
Departure from Normal
-0.98" : 55% of Normal
Year-To-Date: 3.30"
Jan 1 to Mar 31, 2026(88 of 90 days covered by obs)
NOAA Normal
6.10"
Departure from Normal
-2.80" : 54% of Normal
Water Year-To-Date: 10.53"
Oct 1, 2025 to Mar 31, 2026(179 of 182 days covered by obs)
NOAA Normal
12.58"
Departure from Normal
-2.05" : 84% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
2.01
1.68
0.33
Feb
1.92
1.40
0.52
Mar
2.17
1.56
0.61
Apr
2.88
1.97
0.91
May
3.21
2.86
0.35
Jun
3.11
3.06
0.05
Jul
1.65
1.48
0.17
Aug
1.61
1.61
0.00
Sep
1.88
1.60
0.28
Oct
2.30
1.97
0.33
Nov
2.04
1.71
0.33
Dec
2.14
1.87
0.27
26.92
22.77
4.15