Viewing Station: AZ-PM-416 : Tucson 14.6 NW
May 17, 2021 - Aug 21, 20261,917 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.71"
August 1-21, 2026(21 of 21 days covered by obs)
NOAA Normal
1.42"
Departure from Normal
-0.71" : 50% of Normal
Year-To-Date: 4.44"
Jan 1 to Aug 21, 2026(232 of 233 days covered by obs)
NOAA Normal
6.36"
Departure from Normal
-1.92" : 70% of Normal
Water Year-To-Date: 7.85"
Oct 1, 2025 to Aug 21, 2026(323 of 325 days covered by obs)
NOAA Normal
8.73"
Departure from Normal
-0.88" : 90% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.91
0.97
-0.06
Feb
1.07
1.09
-0.02
Mar
0.66
0.71
-0.05
Apr
0.32
0.27
0.05
May
0.24
0.14
0.10
Jun
0.15
0.24
-0.09
Jul
1.59
1.95
-0.36
Aug
2.09
2.19
-0.10
Sep
1.13
1.02
0.11
Oct
0.57
0.72
-0.15
Nov
0.70
0.66
0.04
Dec
1.10
1.13
-0.03
10.53
11.09
-0.56