Viewing Station: MI-WS-55 : South Lyon 2.6 SW
Aug 8, 2020 - Sep 14, 20251,454 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.36"
September 1-15, 2025(14 of 15 days covered by obs)
NOAA Normal
1.49"
Departure from Normal
-1.13" : 24% of Normal
Year-To-Date: 22.31"
Jan 1 to Sep 15, 2025(169 of 258 days covered by obs)
NOAA Normal
24.34"
Departure from Normal
-2.03" : 92% of Normal
Water Year-To-Date: 27.43"
Oct 1, 2024 to Sep 15, 2025(228 of 350 days covered by obs)
NOAA Normal
31.65"
Departure from Normal
-4.22" : 87% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
2.11
2.38
-0.27
Feb
1.75
1.93
-0.18
Mar
2.20
2.26
-0.06
Apr
3.05
3.11
-0.06
May
3.67
3.73
-0.06
Jun
3.51
3.63
-0.12
Jul
3.32
3.27
0.05
Aug
3.23
3.29
-0.06
Sep
2.99
2.93
0.06
Oct
2.83
2.79
0.04
Nov
2.44
2.52
-0.08
Dec
2.05
2.20
-0.15
33.15
34.04
-0.89