Viewing Station: AZ-PM-231 : Catalina 2.5 ESE
Jun 13, 2013 - Sep 17, 20264,825 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 2.42"
September 1-17, 2026(17 of 17 days covered by obs)
NOAA Normal
0.89"
Departure from Normal
1.53" : 272% of Normal
Year-To-Date: 12.17"
Jan 1 to Sep 17, 2026(258 of 260 days covered by obs)
NOAA Normal
9.85"
Departure from Normal
2.32" : 124% of Normal
Water Year-To-Date: 15.48"
Oct 1, 2025 to Sep 17, 2026(350 of 352 days covered by obs)
NOAA Normal
12.86"
Departure from Normal
2.62" : 120% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.37
1.35
0.02
Feb
1.34
1.27
0.07
Mar
0.95
0.90
0.05
Apr
0.39
0.35
0.04
May
0.25
0.25
0.00
Jun
0.22
0.32
-0.10
Jul
2.06
2.47
-0.41
Aug
2.38
2.87
-0.49
Sep
1.57
1.42
0.15
Oct
0.71
0.90
-0.19
Nov
0.81
0.83
-0.02
Dec
1.49
1.48
0.01
13.54
14.41
-0.87