Viewing Station: AZ-PM-31 : Tucson 8.9 SW
Aug 20, 2009 - Dec 4, 20252,961 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.03"
December 1-9, 2025(1 of 9 days covered by obs)
NOAA Normal
0.31"
Departure from Normal
-0.28" : 10% of Normal
Year-To-Date: 7.52"
Jan 1 to Dec 9, 2025(29 of 343 days covered by obs)
NOAA Normal
10.55"
Departure from Normal
-3.03" : 71% of Normal
Water Year-To-Date: 4.00"
Oct 1, 2025 to Dec 9, 2025(8 of 70 days covered by obs)
NOAA Normal
1.57"
Departure from Normal
2.43" : 255% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.87
0.88
-0.01
Feb
0.95
0.85
0.10
Mar
0.61
0.61
0.00
Apr
0.29
0.27
0.02
May
0.18
0.17
0.01
Jun
0.22
0.24
-0.02
Jul
2.20
2.02
0.18
Aug
2.37
2.17
0.20
Sep
1.29
1.16
0.13
Oct
0.66
0.78
-0.12
Nov
0.60
0.55
0.05
Dec
1.07
1.04
0.03
11.31
10.74
0.57