Viewing Station: MN-OL-58 : Rochester 4.7 ENE
Mar 25, 2021 - Sep 17, 20261,107 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 3.70"
September 1-20, 2026(15 of 20 days covered by obs)
NOAA Normal
2.47"
Departure from Normal
1.23" : 150% of Normal
Year-To-Date: 18.13"
Jan 1 to Sep 20, 2026(146 of 263 days covered by obs)
NOAA Normal
28.57"
Departure from Normal
-10.44" : 63% of Normal
Water Year-To-Date: 19.60"
Oct 1, 2025 to Sep 20, 2026(195 of 355 days covered by obs)
NOAA Normal
34.05"
Departure from Normal
-14.45" : 58% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.00
0.95
0.05
Feb
1.01
0.96
0.05
Mar
1.95
1.90
0.05
Apr
3.48
3.44
0.04
May
4.49
4.37
0.12
Jun
5.44
5.29
0.15
Jul
4.38
4.22
0.16
Aug
4.35
4.41
-0.06
Sep
3.70
3.58
0.12
Oct
2.47
2.37
0.10
Nov
1.78
1.64
0.14
Dec
1.23
1.16
0.07
35.28
34.29
0.99