Viewing Station: OH-MA-13 : London 3.9 N
Apr 14, 2021 - Sep 12, 20261,135 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.86"
September 1-12, 2026(12 of 12 days covered by obs)
NOAA Normal
1.23"
Departure from Normal
-0.37" : 70% of Normal
Year-To-Date: 33.62"
Jan 1 to Sep 12, 2026(179 of 255 days covered by obs)
NOAA Normal
30.05"
Departure from Normal
3.57" : 112% of Normal
Water Year-To-Date: 42.80"
Oct 1, 2025 to Sep 12, 2026(269 of 347 days covered by obs)
NOAA Normal
38.49"
Departure from Normal
4.31" : 111% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
2.80
2.99
-0.19
Feb
2.20
2.34
-0.14
Mar
3.29
3.41
-0.12
Apr
3.97
3.98
-0.01
May
4.48
4.36
0.12
Jun
4.46
4.39
0.07
Jul
4.47
4.36
0.11
Aug
3.15
3.07
0.08
Sep
3.07
2.96
0.11
Oct
2.72
2.76
-0.04
Nov
2.77
2.90
-0.13
Dec
2.95
3.03
-0.08
40.33
40.55
-0.22