Viewing Station: AZ-PM-412 : Tucson 10.4 ENE
Dec 30, 2020 - May 21, 20261,949 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.46"
May 1-21, 2026(21 of 21 days covered by obs)
NOAA Normal
0.12"
Departure from Normal
0.34" : 377% of Normal
Year-To-Date: 2.73"
Jan 1 to May 21, 2026(140 of 141 days covered by obs)
NOAA Normal
3.36"
Departure from Normal
-0.63" : 81% of Normal
Water Year-To-Date: 5.56"
Oct 1, 2025 to May 21, 2026(232 of 233 days covered by obs)
NOAA Normal
5.98"
Departure from Normal
-0.42" : 93% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.10
1.28
-0.18
Feb
1.07
1.17
-0.10
Mar
0.77
0.83
-0.06
Apr
0.30
0.29
0.01
May
0.18
0.19
-0.01
Jun
0.23
0.33
-0.10
Jul
2.07
2.01
0.06
Aug
2.28
2.58
-0.30
Sep
1.38
1.30
0.08
Oct
0.62
0.79
-0.17
Nov
0.72
0.66
0.06
Dec
1.28
1.28
0.00
12.00
12.71
-0.71