Viewing Station: CO-GL-17 : Rollinsville 1.1 SSW
Aug 9, 2012 - Sep 4, 20264,673 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.34"
September 1-4, 2026(4 of 4 days covered by obs)
NOAA Normal
0.24"
Departure from Normal
0.10" : 144% of Normal
Year-To-Date: 14.05"
Jan 1 to Sep 4, 2026(240 of 247 days covered by obs)
NOAA Normal
16.81"
Departure from Normal
-2.76" : 84% of Normal
Water Year-To-Date: 16.40"
Oct 1, 2025 to Sep 4, 2026(330 of 339 days covered by obs)
NOAA Normal
20.24"
Departure from Normal
-3.84" : 81% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.94
0.99
-0.05
Feb
1.23
1.26
-0.03
Mar
2.09
2.09
0.00
Apr
3.03
3.02
0.01
May
2.75
2.61
0.14
Jun
1.74
1.83
-0.09
Jul
2.46
2.76
-0.30
Aug
2.33
2.28
0.05
Sep
1.77
1.68
0.09
Oct
1.38
1.41
-0.03
Nov
1.14
1.12
0.02
Dec
0.91
1.09
-0.18
21.77
22.14
-0.37