Viewing Station: AZ-PM-137 : Oro Valley 5.8 N
Feb 7, 2010 - Sep 9, 20265,901 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.41"
September 1-9, 2026(9 of 9 days covered by obs)
NOAA Normal
0.45"
Departure from Normal
-0.04" : 92% of Normal
Year-To-Date: 7.52"
Jan 1 to Sep 9, 2026(252 of 252 days covered by obs)
NOAA Normal
9.17"
Departure from Normal
-1.65" : 82% of Normal
Water Year-To-Date: 10.73"
Oct 1, 2025 to Sep 9, 2026(341 of 344 days covered by obs)
NOAA Normal
12.15"
Departure from Normal
-1.42" : 88% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.33
1.29
0.04
Feb
1.31
1.19
0.12
Mar
0.95
0.79
0.16
Apr
0.36
0.31
0.05
May
0.22
0.21
0.01
Jun
0.21
0.30
-0.09
Jul
2.00
2.04
-0.04
Aug
2.34
2.43
-0.09
Sep
1.49
1.19
0.30
Oct
0.67
0.88
-0.21
Nov
0.84
0.76
0.08
Dec
1.47
1.32
0.15
13.19
12.71
0.48