Viewing Station: AZ-PM-135 : Tucson 7.3 WNW
Jan 1, 2010 - Sep 9, 20266,069 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.75"
September 1-9, 2026(9 of 9 days covered by obs)
NOAA Normal
0.35"
Departure from Normal
0.40" : 212% of Normal
Year-To-Date: 7.95"
Jan 1 to Sep 9, 2026(252 of 252 days covered by obs)
NOAA Normal
7.52"
Departure from Normal
0.43" : 106% of Normal
Water Year-To-Date: 10.90"
Oct 1, 2025 to Sep 9, 2026(344 of 344 days covered by obs)
NOAA Normal
9.82"
Departure from Normal
1.08" : 111% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.95
0.97
-0.02
Feb
1.00
0.97
0.03
Mar
0.65
0.66
-0.01
Apr
0.31
0.29
0.02
May
0.19
0.17
0.02
Jun
0.18
0.30
-0.12
Jul
1.75
1.76
-0.01
Aug
2.14
2.13
0.01
Sep
1.18
1.13
0.05
Oct
0.60
0.68
-0.08
Nov
0.63
0.63
0.00
Dec
1.07
1.03
0.04
10.65
10.72
-0.07