Viewing Station: AZ-PM-145 : Tucson 4.9 E
Jan 21, 2010 - Apr 21, 20265,559 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.00"
April 1-21, 2026(21 of 21 days covered by obs)
NOAA Normal
0.20"
Departure from Normal
-0.20" : 0% of Normal
Year-To-Date: 2.76"
Jan 1 to Apr 21, 2026(111 of 111 days covered by obs)
NOAA Normal
3.01"
Departure from Normal
-0.25" : 92% of Normal
Water Year-To-Date: 6.34"
Oct 1, 2025 to Apr 21, 2026(202 of 203 days covered by obs)
NOAA Normal
5.50"
Departure from Normal
0.84" : 115% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.07
1.06
0.01
Feb
1.02
1.02
0.00
Mar
0.72
0.75
-0.03
Apr
0.28
0.29
-0.01
May
0.18
0.18
0.00
Jun
0.22
0.29
-0.07
Jul
2.04
1.94
0.10
Aug
2.18
2.41
-0.23
Sep
1.24
1.29
-0.05
Oct
0.64
0.74
-0.10
Nov
0.68
0.62
0.06
Dec
1.17
1.16
0.01
11.44
11.75
-0.31