Viewing Station: MN-OL-42 : Rochester 1.5 WSW
Apr 4, 2020 - Sep 27, 20262,271 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 6.15"
September 1-27, 2026(25 of 27 days covered by obs)
NOAA Normal
3.30"
Departure from Normal
2.85" : 186% of Normal
Year-To-Date: 26.19"
Jan 1 to Sep 27, 2026(259 of 270 days covered by obs)
NOAA Normal
29.23"
Departure from Normal
-3.04" : 90% of Normal
Water Year-To-Date: 28.79"
Oct 1, 2025 to Sep 27, 2026(348 of 362 days covered by obs)
NOAA Normal
34.69"
Departure from Normal
-5.90" : 83% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.00
0.95
0.05
Feb
1.00
0.99
0.01
Mar
1.94
1.87
0.07
Apr
3.43
3.40
0.03
May
4.48
4.35
0.13
Jun
5.38
5.34
0.04
Jul
4.37
4.26
0.11
Aug
4.33
4.32
0.01
Sep
3.67
3.55
0.12
Oct
2.47
2.35
0.12
Nov
1.77
1.67
0.10
Dec
1.22
1.19
0.03
35.06
34.24
0.82