Viewing Station: MI-AP-1 : Alpena 1.6 SSW
Oct 25, 2008 - Sep 15, 20255,965 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.46"
September 1-16, 2025(15 of 16 days covered by obs)
NOAA Normal
1.57"
Departure from Normal
-1.11" : 29% of Normal
Year-To-Date: 22.63"
Jan 1 to Sep 16, 2025(256 of 259 days covered by obs)
NOAA Normal
22.30"
Departure from Normal
0.33" : 101% of Normal
Water Year-To-Date: 28.47"
Oct 1, 2024 to Sep 16, 2025(348 of 351 days covered by obs)
NOAA Normal
29.59"
Departure from Normal
-1.12" : 96% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
2.01
1.88
0.13
Feb
1.56
1.45
0.11
Mar
1.78
1.62
0.16
Apr
2.97
2.98
-0.01
May
2.96
3.16
-0.20
Jun
2.77
2.76
0.01
Jul
3.31
3.07
0.24
Aug
3.37
3.27
0.10
Sep
2.95
2.97
-0.02
Oct
3.09
3.23
-0.14
Nov
2.18
2.37
-0.19
Dec
2.02
1.99
0.03
30.97
30.75
0.22