Viewing Station: AZ-PM-379 : Tucson 3.2 NW
Jan 1, 2020 - Sep 22, 20262,400 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.85"
September 1-22, 2026(22 of 22 days covered by obs)
NOAA Normal
0.89"
Departure from Normal
-0.04" : 96% of Normal
Year-To-Date: 6.78"
Jan 1 to Sep 22, 2026(264 of 265 days covered by obs)
NOAA Normal
8.19"
Departure from Normal
-1.41" : 83% of Normal
Water Year-To-Date: 10.41"
Oct 1, 2025 to Sep 22, 2026(356 of 357 days covered by obs)
NOAA Normal
10.50"
Departure from Normal
-0.09" : 99% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.94
0.99
-0.05
Feb
0.98
0.94
0.04
Mar
0.65
0.64
0.01
Apr
0.31
0.28
0.03
May
0.19
0.15
0.04
Jun
0.20
0.26
-0.06
Jul
1.84
1.89
-0.05
Aug
2.19
2.21
-0.02
Sep
1.21
1.26
-0.05
Oct
0.62
0.66
-0.04
Nov
0.62
0.61
0.01
Dec
1.07
1.04
0.03
10.82
10.93
-0.11