Viewing Station: CO-AR-270 : Aurora 0.7 WSW
May 18, 2013 - Sep 20, 20264,720 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.28"
September 1-20, 2026(20 of 20 days covered by obs)
NOAA Normal
0.82"
Departure from Normal
-0.54" : 34% of Normal
Year-To-Date: 7.34"
Jan 1 to Sep 20, 2026(257 of 263 days covered by obs)
NOAA Normal
12.80"
Departure from Normal
-5.46" : 57% of Normal
Water Year-To-Date: 8.06"
Oct 1, 2025 to Sep 20, 2026(349 of 355 days covered by obs)
NOAA Normal
14.97"
Departure from Normal
-6.91" : 54% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.44
0.50
-0.06
Feb
0.49
0.57
-0.08
Mar
1.09
1.38
-0.29
Apr
1.80
1.96
-0.16
May
2.30
2.25
0.05
Jun
1.79
1.77
0.02
Jul
2.26
1.93
0.33
Aug
1.81
2.06
-0.25
Sep
1.23
1.58
-0.35
Oct
0.99
1.09
-0.10
Nov
0.72
0.76
-0.04
Dec
0.46
0.54
-0.08
15.38
16.39
-1.01