Viewing Station: AZ-PM-51 : Tucson 2.5 WNW
Sep 1, 2009 - Sep 9, 20266,017 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.70"
September 1-9, 2026(9 of 9 days covered by obs)
NOAA Normal
0.34"
Departure from Normal
0.36" : 203% of Normal
Year-To-Date: 8.70"
Jan 1 to Sep 9, 2026(252 of 252 days covered by obs)
NOAA Normal
7.72"
Departure from Normal
0.97" : 113% of Normal
Water Year-To-Date: 12.70"
Oct 1, 2025 to Sep 9, 2026(344 of 344 days covered by obs)
NOAA Normal
10.14"
Departure from Normal
2.56" : 125% 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