Viewing Station: CO-GL-23 : Rollinsville 0.1 WNW
Oct 20, 2015 - Sep 17, 20251,197 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.82"
September 1-17, 2025(5 of 17 days covered by obs)
NOAA Normal
0.93"
Departure from Normal
-0.11" : 88% of Normal
Year-To-Date: 12.81"
Jan 1 to Sep 17, 2025(60 of 260 days covered by obs)
NOAA Normal
16.18"
Departure from Normal
-3.37" : 79% of Normal
Water Year-To-Date: 15.17"
Oct 1, 2024 to Sep 17, 2025(72 of 352 days covered by obs)
NOAA Normal
19.37"
Departure from Normal
-4.20" : 78% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.88
0.92
-0.04
Feb
1.08
1.19
-0.11
Mar
1.93
2.03
-0.10
Apr
2.72
2.96
-0.24
May
2.59
2.66
-0.07
Jun
1.67
1.83
-0.16
Jul
2.21
2.69
-0.48
Aug
2.17
2.27
-0.10
Sep
1.64
1.74
-0.10
Oct
1.30
1.38
-0.08
Nov
1.07
1.09
-0.02
Dec
0.82
1.01
-0.19
20.08
21.77
-1.69