Viewing Station: MT-YS-28 : Billings 4.2 WSW
Oct 6, 2014 - Dec 13, 20253,372 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.93"
December 1-14, 2025(13 of 14 days covered by obs)
NOAA Normal
0.25"
Departure from Normal
0.68" : 374% of Normal
Year-To-Date: 17.99"
Jan 1 to Dec 14, 2025(344 of 348 days covered by obs)
NOAA Normal
13.97"
Departure from Normal
4.02" : 129% of Normal
Water Year-To-Date: 3.12"
Oct 1, 2025 to Dec 14, 2025(74 of 75 days covered by obs)
NOAA Normal
2.24"
Departure from Normal
0.88" : 139% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.51
0.51
0.00
Feb
0.54
0.55
-0.01
Mar
0.90
0.93
-0.03
Apr
1.74
1.76
-0.02
May
2.42
2.37
0.05
Jun
2.23
2.17
0.06
Jul
1.23
1.21
0.02
Aug
0.85
0.80
0.05
Sep
1.31
1.36
-0.05
Oct
1.39
1.44
-0.05
Nov
0.60
0.58
0.02
Dec
0.55
0.59
-0.04
14.27
14.27
0.00