Viewing Station: AZ-YV-18 : Cottonwood 1.4 WSW
Nov 7, 2009 - Apr 21, 20265,931 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.21"
April 1-21, 2026(21 of 21 days covered by obs)
NOAA Normal
0.27"
Departure from Normal
-0.06" : 79% of Normal
Year-To-Date: 1.07"
Jan 1 to Apr 21, 2026(110 of 111 days covered by obs)
NOAA Normal
3.45"
Departure from Normal
-2.38" : 31% of Normal
Water Year-To-Date: 6.17"
Oct 1, 2025 to Apr 21, 2026(198 of 203 days covered by obs)
NOAA Normal
6.21"
Departure from Normal
-0.04" : 99% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.96
1.33
-0.37
Feb
1.16
1.19
-0.03
Mar
1.06
1.13
-0.07
Apr
0.38
0.44
-0.06
May
0.39
0.42
-0.03
Jun
0.14
0.18
-0.04
Jul
1.36
1.85
-0.49
Aug
2.33
2.60
-0.27
Sep
1.27
1.36
-0.09
Oct
0.91
0.97
-0.06
Nov
0.68
0.74
-0.06
Dec
1.17
1.26
-0.09
11.81
13.47
-1.66