Viewing Station: CO-JF-61 : Chatfield Dam 2 NW
Jun 2, 2002 - Sep 7, 20257,869 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.01"
September 1-8, 2025(7 of 8 days covered by obs)
NOAA Normal
0.37"
Departure from Normal
-0.36" : 3% of Normal
Year-To-Date: 9.42"
Jan 1 to Sep 8, 2025(246 of 251 days covered by obs)
NOAA Normal
12.84"
Departure from Normal
-3.42" : 73% of Normal
Water Year-To-Date: 12.74"
Oct 1, 2024 to Sep 8, 2025(336 of 343 days covered by obs)
NOAA Normal
15.47"
Departure from Normal
-2.73" : 82% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.54
0.53
0.01
Feb
0.62
0.71
-0.09
Mar
1.37
1.50
-0.13
Apr
2.10
2.29
-0.19
May
2.43
2.55
-0.12
Jun
1.77
1.71
0.06
Jul
1.82
1.77
0.05
Aug
1.82
1.86
-0.04
Sep
1.39
1.30
0.09
Oct
1.21
1.19
0.02
Nov
0.83
0.85
-0.02
Dec
0.59
0.65
-0.06
16.49
16.91
-0.42