Viewing Station: CO-DG-177 : Castle Rock 2.7 ENE
Apr 27, 2012 - Sep 18, 2025277 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 1.02"
September 1-18, 2025(5 of 18 days covered by obs)
NOAA Normal
0.82"
Departure from Normal
0.20" : 125% of Normal
Year-To-Date: 10.30"
Jan 1 to Sep 18, 2025(131 of 261 days covered by obs)
NOAA Normal
14.54"
Departure from Normal
-4.24" : 71% of Normal
Water Year-To-Date: 11.47"
Oct 1, 2024 to Sep 18, 2025(143 of 353 days covered by obs)
NOAA Normal
16.97"
Departure from Normal
-5.50" : 68% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.61
0.59
0.02
Feb
0.67
0.65
0.02
Mar
1.42
1.54
-0.12
Apr
2.20
2.28
-0.08
May
2.25
2.27
-0.02
Jun
1.94
2.13
-0.19
Jul
2.44
2.47
-0.03
Aug
2.19
2.44
-0.25
Sep
1.36
1.44
-0.08
Oct
1.03
1.07
-0.04
Nov
0.76
0.78
-0.02
Dec
0.64
0.65
-0.01
17.51
18.31
-0.80