Viewing Station: AZ-PM-51 : Tucson 2.5 WNW
Sep 1, 2009 - Aug 19, 20265,996 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 1.08"
August 1-19, 2026(19 of 19 days covered by obs)
NOAA Normal
1.30"
Departure from Normal
-0.22" : 83% of Normal
Year-To-Date: 6.41"
Jan 1 to Aug 19, 2026(231 of 231 days covered by obs)
NOAA Normal
6.56"
Departure from Normal
-0.15" : 98% of Normal
Water Year-To-Date: 10.41"
Oct 1, 2025 to Aug 19, 2026(323 of 323 days covered by obs)
NOAA Normal
8.97"
Departure from Normal
1.44" : 116% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.02
1.02
0.00
Feb
0.99
0.95
0.04
Mar
0.66
0.66
0.00
Apr
0.28
0.28
0.00
May
0.17
0.16
0.01
Jun
0.20
0.26
-0.06
Jul
1.94
2.10
-0.16
Aug
2.12
2.27
-0.15
Sep
1.15
1.28
-0.13
Oct
0.62
0.66
-0.04
Nov
0.68
0.61
0.07
Dec
1.11
1.07
0.04
10.94
11.32
-0.38