Viewing Station: CO-JF-240 : Arvada 3.8 W
Sep 21, 2004 - May 28, 20267,794 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 2.35"
May 1-28, 2026(27 of 28 days covered by obs)
NOAA Normal
2.35"
Departure from Normal
0.00" : 100% of Normal
Year-To-Date: 4.85"
Jan 1 to May 28, 2026(147 of 148 days covered by obs)
NOAA Normal
7.68"
Departure from Normal
-2.83" : 63% of Normal
Water Year-To-Date: 6.30"
Oct 1, 2025 to May 28, 2026(239 of 240 days covered by obs)
NOAA Normal
10.39"
Departure from Normal
-4.09" : 61% 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