Viewing Station: CO-JF-546 : Arvada 1.7 SSE
Apr 10, 2021 - Sep 17, 20261,712 Total Observations
View:

Climatology

Precipitation Normals Comparison

Month-To-Date: 0.45"
September 1-17, 2026(17 of 17 days covered by obs)
NOAA Normal
0.76"
Departure from Normal
-0.31" : 59% of Normal
Year-To-Date: 7.38"
Jan 1 to Sep 17, 2026(260 of 260 days covered by obs)
NOAA Normal
13.82"
Departure from Normal
-6.44" : 53% of Normal
Water Year-To-Date: 8.57"
Oct 1, 2025 to Sep 17, 2026(351 of 352 days covered by obs)
NOAA Normal
16.48"
Departure from Normal
-7.91" : 52% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.61
0.56
0.05
Feb
0.80
0.65
0.15
Mar
1.43
1.33
0.10
Apr
2.28
2.18
0.10
May
2.67
2.50
0.17
Jun
1.78
1.69
0.09
Jul
1.89
1.72
0.17
Aug
1.60
1.61
-0.01
Sep
1.34
1.22
0.12
Oct
1.16
1.14
0.02
Nov
0.95
0.83
0.12
Dec
0.55
0.53
0.02
17.06
15.96
1.10