Viewing Station: AZ-PM-263 : Tucson 10.7 NNW
Jul 19, 2015 - Aug 19, 20264,062 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 1.97"
August 1-19, 2026(19 of 19 days covered by obs)
NOAA Normal
1.28"
Departure from Normal
0.69" : 154% of Normal
Year-To-Date: 6.45"
Jan 1 to Aug 19, 2026(231 of 231 days covered by obs)
NOAA Normal
6.65"
Departure from Normal
-0.20" : 97% of Normal
Water Year-To-Date: 9.20"
Oct 1, 2025 to Aug 19, 2026(323 of 323 days covered by obs)
NOAA Normal
9.18"
Departure from Normal
0.02" : 100% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.10
0.96
0.14
Feb
1.08
1.00
0.08
Mar
0.76
0.69
0.07
Apr
0.29
0.28
0.01
May
0.17
0.16
0.01
Jun
0.18
0.25
-0.07
Jul
1.79
1.76
0.03
Aug
2.09
2.08
0.01
Sep
1.18
1.07
0.11
Oct
0.60
0.59
0.01
Nov
0.73
0.62
0.11
Dec
1.20
0.98
0.22
11.17
10.44
0.73