Viewing Station: AZ-PM-147 : Tucson 1.3 NW
Aug 23, 2009 - Aug 19, 20265,903 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.50"
August 1-19, 2026(18 of 19 days covered by obs)
NOAA Normal
1.30"
Departure from Normal
-0.80" : 38% of Normal
Year-To-Date: 5.49"
Jan 1 to Aug 19, 2026(230 of 231 days covered by obs)
NOAA Normal
6.56"
Departure from Normal
-1.07" : 84% of Normal
Water Year-To-Date: 8.87"
Oct 1, 2025 to Aug 19, 2026(322 of 323 days covered by obs)
NOAA Normal
8.97"
Departure from Normal
-0.10" : 99% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.02
1.01
0.01
Feb
0.99
0.92
0.07
Mar
0.66
0.66
0.00
Apr
0.28
0.28
0.00
May
0.17
0.15
0.02
Jun
0.20
0.27
-0.07
Jul
1.94
2.05
-0.11
Aug
2.12
2.38
-0.26
Sep
1.15
1.34
-0.19
Oct
0.62
0.66
-0.04
Nov
0.68
0.61
0.07
Dec
1.11
1.07
0.04
10.94
11.40
-0.46