Viewing Station: AZ-PM-138 : Oro Valley 4.9 NNW
Jan 18, 2010 - Apr 21, 20264,594 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.00"
April 1-21, 2026(21 of 21 days covered by obs)
NOAA Normal
0.24"
Departure from Normal
-0.24" : 0% of Normal
Year-To-Date: 2.75"
Jan 1 to Apr 21, 2026(111 of 111 days covered by obs)
NOAA Normal
3.57"
Departure from Normal
-0.82" : 77% of Normal
Water Year-To-Date: 6.45"
Oct 1, 2025 to Apr 21, 2026(203 of 203 days covered by obs)
NOAA Normal
6.40"
Departure from Normal
0.05" : 101% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.23
1.28
-0.05
Feb
1.20
1.13
0.07
Mar
0.90
0.83
0.07
Apr
0.34
0.31
0.03
May
0.20
0.22
-0.02
Jun
0.20
0.28
-0.08
Jul
1.96
1.99
-0.03
Aug
2.25
2.59
-0.34
Sep
1.34
1.17
0.17
Oct
0.63
0.92
-0.29
Nov
0.84
0.70
0.14
Dec
1.36
1.27
0.09
12.45
12.69
-0.24