Viewing Station: MT-YS-47 : Billings 4.3 S
Jan 10, 2024 - Sep 7, 2026590 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.37"
September 1-7, 2026(3 of 7 days covered by obs)
NOAA Normal
0.32"
Departure from Normal
0.05" : 116% of Normal
Year-To-Date: 5.88"
Jan 1 to Sep 7, 2026(115 of 250 days covered by obs)
NOAA Normal
10.90"
Departure from Normal
-5.02" : 54% of Normal
Water Year-To-Date: 8.17"
Oct 1, 2025 to Sep 7, 2026(169 of 342 days covered by obs)
NOAA Normal
13.60"
Departure from Normal
-5.43" : 60% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.52
0.56
-0.04
Feb
0.55
0.56
-0.01
Mar
0.95
0.96
-0.01
Apr
1.79
1.82
-0.03
May
2.48
2.44
0.04
Jun
2.26
2.19
0.07
Jul
1.21
1.27
-0.06
Aug
0.82
0.81
0.01
Sep
1.37
1.45
-0.08
Oct
1.49
1.51
-0.02
Nov
0.63
0.62
0.01
Dec
0.58
0.61
-0.03
14.65
14.80
-0.15