Viewing Station: MI-WS-60 : Ann Arbor 3.8 WNW
Apr 3, 2022 - Sep 12, 20261,013 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 3.03"
September 1-13, 2026(11 of 13 days covered by obs)
NOAA Normal
1.26"
Departure from Normal
1.77" : 240% of Normal
Year-To-Date: 23.01"
Jan 1 to Sep 13, 2026(148 of 256 days covered by obs)
NOAA Normal
24.21"
Departure from Normal
-1.20" : 95% of Normal
Water Year-To-Date: 25.14"
Oct 1, 2025 to Sep 13, 2026(185 of 348 days covered by obs)
NOAA Normal
31.49"
Departure from Normal
-6.35" : 80% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
2.10
2.63
-0.53
Feb
1.81
2.20
-0.39
Mar
2.23
2.45
-0.22
Apr
3.11
3.20
-0.09
May
3.71
3.72
-0.01
Jun
3.57
3.59
-0.02
Jul
3.23
3.28
-0.05
Aug
3.19
3.32
-0.13
Sep
2.91
2.94
-0.03
Oct
2.80
2.88
-0.08
Nov
2.46
2.65
-0.19
Dec
2.02
2.38
-0.36
33.14
35.24
-2.10