Viewing Station: CO-MT-58 : Delta 5.9 S
Mar 22, 2020 - Sep 15, 20251,542 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.34"
September 1-15, 2025(4 of 15 days covered by obs)
NOAA Normal
0.52"
Departure from Normal
-0.18" : 65% of Normal
Year-To-Date: 3.87"
Jan 1 to Sep 15, 2025(205 of 258 days covered by obs)
NOAA Normal
6.22"
Departure from Normal
-2.35" : 62% of Normal
Water Year-To-Date: 5.86"
Oct 1, 2024 to Sep 15, 2025(289 of 350 days covered by obs)
NOAA Normal
8.28"
Departure from Normal
-2.42" : 71% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.64
0.44
0.20
Feb
0.58
0.50
0.08
Mar
0.63
0.57
0.06
Apr
0.68
0.66
0.02
May
0.78
0.80
-0.02
Jun
0.45
0.40
0.05
Jul
0.95
0.89
0.06
Aug
0.99
0.99
0.00
Sep
1.04
1.14
-0.10
Oct
0.90
0.95
-0.05
Nov
0.57
0.54
0.03
Dec
0.59
0.47
0.12
8.80
8.35
0.45