Viewing Station: MN-SL-18 : Duluth 1.4 NNW
Sep 21, 2011 - Sep 11, 20252,883 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 2.02"
September 1-18, 2025(10 of 18 days covered by obs)
NOAA Normal
1.94"
Departure from Normal
0.08" : 104% of Normal
Year-To-Date: 16.77"
Jan 1 to Sep 18, 2025(204 of 261 days covered by obs)
NOAA Normal
22.67"
Departure from Normal
-5.90" : 74% of Normal
Water Year-To-Date: 20.65"
Oct 1, 2024 to Sep 18, 2025(276 of 353 days covered by obs)
NOAA Normal
28.68"
Departure from Normal
-8.03" : 72% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.96
1.09
-0.13
Feb
0.89
0.99
-0.10
Mar
1.41
1.45
-0.04
Apr
2.46
2.54
-0.08
May
3.19
3.22
-0.03
Jun
4.29
4.23
0.06
Jul
3.96
3.79
0.17
Aug
3.57
3.72
-0.15
Sep
3.24
3.38
-0.14
Oct
2.93
3.01
-0.08
Nov
1.76
1.95
-0.19
Dec
1.32
1.39
-0.07
29.98
30.76
-0.78