Viewing Station: CO-JF-554 : Arvada 6.6 WNW
Dec 1, 2021 - Sep 9, 20261,650 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.18"
September 1-9, 2026(9 of 9 days covered by obs)
NOAA Normal
0.44"
Departure from Normal
-0.26" : 41% of Normal
Year-To-Date: 8.98"
Jan 1 to Sep 9, 2026(249 of 252 days covered by obs)
NOAA Normal
14.51"
Departure from Normal
-5.53" : 62% of Normal
Water Year-To-Date: 10.51"
Oct 1, 2025 to Sep 9, 2026(340 of 344 days covered by obs)
NOAA Normal
17.48"
Departure from Normal
-6.97" : 60% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.69
0.68
0.01
Feb
0.84
0.87
-0.03
Mar
1.77
1.66
0.11
Apr
2.59
2.57
0.02
May
2.64
2.64
0.00
Jun
1.81
1.75
0.06
Jul
1.89
1.64
0.25
Aug
1.84
1.75
0.09
Sep
1.48
1.61
-0.13
Oct
1.32
1.29
0.03
Nov
0.98
0.95
0.03
Dec
0.67
0.69
-0.02
18.52
18.10
0.42