Viewing Station: AZ-PM-285 : Oro Valley 5.0 N
Apr 1, 2016 - May 21, 20263,689 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.43"
May 1-21, 2026(21 of 21 days covered by obs)
NOAA Normal
0.16"
Departure from Normal
0.27" : 276% of Normal
Year-To-Date: 3.41"
Jan 1 to May 21, 2026(141 of 141 days covered by obs)
NOAA Normal
4.20"
Departure from Normal
-0.79" : 81% of Normal
Water Year-To-Date: 7.07"
Oct 1, 2025 to May 21, 2026(233 of 233 days covered by obs)
NOAA Normal
7.28"
Departure from Normal
-0.21" : 97% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.35
1.28
0.07
Feb
1.32
1.17
0.15
Mar
1.00
0.81
0.19
Apr
0.37
0.30
0.07
May
0.23
0.22
0.01
Jun
0.21
0.30
-0.09
Jul
2.10
1.97
0.13
Aug
2.42
2.54
-0.12
Sep
1.48
1.17
0.31
Oct
0.67
0.88
-0.21
Nov
0.92
0.74
0.18
Dec
1.49
1.28
0.21
13.56
12.66
0.90