Public Information Statement
Issued by NWS La Crosse, WI
Issued by NWS La Crosse, WI
175
NOUS43 KARX 030407
PNSARX
IAZ008>011-018-019-029-030-MNZ079-086>088-094>096-WIZ017-029-032>034-
041>044-053>055-061-031557-
Public Information Statement
National Weather Service La Crosse WI
1107 PM CDT Thu Oct 2 2025
...September 2025 was Warmer and Wetter than Normal for Rochester,
MN...
...September 2025 Highlights...
Temperatures - Tied for the 10th Warmest with 1998, 2004, and 2016
During September 2025, the average temperature at Rochester
International Airport was 64.4F. This was 3.3F warmer than the
1991-2020 average of 61.1F. This was tied for the 10th warmest
September with 1998, 2004, and 2016. During the past decade, 5 out
of the 10 warmest Septembers have occurred. 11 out of 18 warmest
Septembers have occurred since 2005. This includes the 3rd warmest
(2023 - 66.3F), 4th warmest (2015 - 66.2F), 5th warmest (2024 -
65.4F), 8th warmest (2019 - 65.1F), 9th warmest (2005 - 64.7F),
10th warmest (tied with 1998, 2005, 2016, and 2025 - 64.4F), 14th
warmest (2017 - 64.1F), 15th warmest (2013 - 64F), and 19th
warmest (2007 - 63.9F). Below are the 20 warmest Septembers.
20 Warmest Septembers
in Rochester MN
1886-2025
Average
Rank Temperature Year
---- ----------- ----
1 69.6F 1908
2 66.9F 1931
3 66.3F 2023
4 66.2F 2015
5 65.4F 2024
6 65.3F 1948
7 65.2F 1933
8 65.1F 2019
9 64.7F 2005
10 64.4F 2025
64.4F 2016
64.4F 2004
64.4F 1998
14 64.1F 2017
15 64.0F 2013
64.0F 1939
64.0F 1919
18 63.9F 2007
19 63.7F 1978
20 63.6F 1936
The average high temperature was 75F. This was 3.2F warmer than
the 1991-2020 normal of 71.8F. This was tied for the 19th warmest
with 1919 and 1936.
The average low temperature was 53.8F. This was 3.4F warmer than
the 1991-2020 normal of 50.4F. This was the 9th warmest.
The warmest high temperature was 88F on September 14 and September
16.
The coldest high temperature was 58F on September 5.
The warmest low temperature was 67F on September 15.
The coldest low temperature was 41F on September 4, September 6,
and September 7.
Rainfall - Wetter than Normal
A total of 4.15 inches of rain fell. This was 0.55 inches wetter
than the 1991-2020 average of 3.60 inches.
The wettest day occurred on September 22 when 3.28 inches of rain
fell. This was the 6th wettest September day. The only wetter
September days were September 12, 1978 (5.98 inches); September 23,
2010 (4.34 inches); September 14, 2004 (4.04 inches); September 21,
2016 (3.60 inches), and September 4, 2018 (3.32 inches).
Measurable rain fell on 11 days (36.7 percent) and trace amounts
fell on another 2 days (6.7 percent).
...September 2025 Records...
September 5 - Record Low Maximum - 58F - Previous Record was 59F
in 1956
September 22 - Record Rain - 3.28 inches - Previous Record was
1.57 inches in 2010
...Looking Ahead to October...
The normal high temperature in Rochester starts off at 66F on
October 1st and falls to 50F by the end of the month. The normal
low temperature starts off at 44F on the 1st and falls to 32F by
the end of the month. The warmest October temperature on record was
93F on October 3, 1997, and the coldest was -6F on October 25,
1887.
The normal mean temperature for October is 47.9F. Rochesters
warmest October occurred in 1963 with an average temperature of
58.1F, and its coldest October occurred in 1917 with an average
temperature of 37.6F.
The normal October precipitation is 2.43 inches. The wettest October
occurred in 1911 with 9.11 inches of precipitation and the driest
October occurred in 1952 with only 0.01 inches of precipitation. The
wettest October day occurred on October 6, 1911, when 2.85 inches of
precipitation fell. Normally, there are 2 days with thunderstorms.
The normal October snowfall is 0.9 inches. The snowiest October
occurred in 2009 with 7.9 inches of snow. The snowiest October day
occurred on October 22, 1979, when 5 inches of snow fell.
$$
Boyne