Viewing Station: AZ-PM-375 : Green Valley 1.2 SW
Sep 24, 2019 - May 21, 20262,374 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.46"
May 1-21, 2026(21 of 21 days covered by obs)
NOAA Normal
0.10"
Departure from Normal
0.36" : 453% of Normal
Year-To-Date: 2.88"
Jan 1 to May 21, 2026(138 of 141 days covered by obs)
NOAA Normal
2.88"
Departure from Normal
-0.00" : 100% of Normal
Water Year-To-Date: 5.49"
Oct 1, 2025 to May 21, 2026(230 of 233 days covered by obs)
NOAA Normal
5.47"
Departure from Normal
0.02" : 100% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.87
0.76
0.11
Feb
0.97
0.86
0.11
Mar
0.63
0.66
-0.03
Apr
0.31
0.28
0.03
May
0.15
0.16
-0.01
Jun
0.26
0.37
-0.11
Jul
2.85
2.91
-0.06
Aug
2.68
2.70
-0.02
Sep
1.67
1.75
-0.08
Oct
0.82
0.82
0.00
Nov
0.65
0.59
0.06
Dec
1.12
1.02
0.10
12.98
12.88
0.10