Viewing Station: AZ-PM-497 : Tucson 8.1 E
Aug 9, 2026 - Sep 9, 202637 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.21"
September 1-9, 2026(9 of 9 days covered by obs)
NOAA Normal
0.40"
Departure from Normal
-0.19" : 52% of Normal
Year-To-Date: 1.56"
Jan 1 to Sep 9, 2026(32 of 252 days covered by obs)
NOAA Normal
8.39"
Departure from Normal
-6.83" : 19% of Normal
Water Year-To-Date: 1.56"
Oct 1, 2025 to Sep 9, 2026(32 of 344 days covered by obs)
NOAA Normal
11.00"
Departure from Normal
-9.44" : 14% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.09
1.13
-0.04
Feb
1.04
1.08
-0.04
Mar
0.78
0.79
-0.01
Apr
0.28
0.30
-0.02
May
0.18
0.23
-0.05
Jun
0.24
0.27
-0.03
Jul
2.11
2.15
-0.04
Aug
2.27
2.46
-0.19
Sep
1.34
1.36
-0.02
Oct
0.62
0.79
-0.17
Nov
0.73
0.62
0.11
Dec
1.26
1.24
0.02
11.94
12.42
-0.48