Viewing Station: AZ-PM-323 : Green Valley 1.5 NW
Nov 21, 2017 - May 21, 20263,148 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.58"
May 1-21, 2026(21 of 21 days covered by obs)
NOAA Normal
0.11"
Departure from Normal
0.47" : 535% of Normal
Year-To-Date: 2.96"
Jan 1 to May 21, 2026(141 of 141 days covered by obs)
NOAA Normal
2.89"
Departure from Normal
0.07" : 102% of Normal
Water Year-To-Date: 5.39"
Oct 1, 2025 to May 21, 2026(233 of 233 days covered by obs)
NOAA Normal
5.51"
Departure from Normal
-0.12" : 98% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.89
0.75
0.14
Feb
0.94
0.86
0.08
Mar
0.64
0.65
-0.01
Apr
0.31
0.26
0.05
May
0.16
0.17
-0.01
Jun
0.26
0.34
-0.08
Jul
2.77
2.94
-0.17
Aug
2.57
2.59
-0.02
Sep
1.62
1.65
-0.03
Oct
0.83
0.87
-0.04
Nov
0.68
0.60
0.08
Dec
1.11
1.02
0.09
12.78
12.70
0.08