Viewing Station: CO-JF-240 : Arvada 3.8 W
Sep 21, 2004 - Aug 16, 20267,877 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.64"
August 1-16, 2026(16 of 16 days covered by obs)
NOAA Normal
0.90"
Departure from Normal
-0.26" : 71% of Normal
Year-To-Date: 7.47"
Jan 1 to Aug 16, 2026(228 of 228 days covered by obs)
NOAA Normal
12.42"
Departure from Normal
-4.95" : 60% of Normal
Water Year-To-Date: 8.92"
Oct 1, 2025 to Aug 16, 2026(320 of 320 days covered by obs)
NOAA Normal
15.13"
Departure from Normal
-6.21" : 59% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.63
0.57
0.06
Feb
0.75
0.69
0.06
Mar
1.56
1.38
0.18
Apr
2.39
2.34
0.05
May
2.60
2.49
0.11
Jun
1.78
1.68
0.10
Jul
1.81
1.65
0.16
Aug
1.74
1.70
0.04
Sep
1.39
1.38
0.01
Oct
1.20
1.18
0.02
Nov
0.91
0.86
0.05
Dec
0.60
0.58
0.02
17.36
16.50
0.86