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Public Information Statement
National Weather Service La Crosse WI
835 AM CDT Mon Jul 1 2024

...June 2024 was Very Wet and Slightly Warmer than Normal at
Rochester MN...

...June 2024 Highlights...

Temperatures - Slightly Warmer than Normal

The average temperature was 67.9F at Rochester International
Airport. This was 0.4F warmer than the 1991-2020 normal of 67.5F.
This was the 11th consecutive month to average warmer than normal.
July 2023 was the last month to average colder than normal. That
month had an average temperature of 69.4F which was 1.1F colder
than the 1991-2020 normal of 70.5F.

The average high temperature was 77.6F. This is normal.

The average low temperature was 58.2F. This was 0.7F above the
1991-2020 normal of 57.5F.

The hottest temperature was 86F on June 16 and June 24 and the
coldest temperature was 49F on June 10.

There were no days in which the high temperature reached or exceeded
90F. Normal is 2 days.

Rainfall - 3rd Wettest June and 9th Wettest Month

A total of 9.86 inches of rain fell. This was 4.51 inches wetter
than the 1991-2020 normal of 5.35 inches. This was the 3rd wettest
June. Only 2000 (12.51 inches) and 1914 (11.99 inches) were wetter.
Below are the ten wettest Junes in Rochester.

     Wettest Junes
   in Rochester, MN
      1887-2024

Rank   Rainfall    Year
----   --------    ----
  1  12.51 inches  2000
  2  11.99 inches  1914
  3   9.86 inches  2024
  4   9.27 inches  1990
  5   9.08 inches  2019
  6   8.53 inches  2004
  7   8.34 inches  1967
  8   8.20 inches  2002
  9   7.79 inches  2010
 10   7.44 inches  1993

This June was the 9th wettest month and the wettest month since May
2013 (12.26 inches). The wettest month was 14.07 in August 2008.
Below are the ten wettest months in Rochester.

    Wettest Months
   in Rochester, MN
      1886-2024

Rank   Rainfall     Month
----   --------     -----
  1  14.07 inches  Aug 2008
  2  12.51 inches  Jun 2000
  3  12.33 inches  Jul 1978
  4  12.26 inches  May 2013
  5  11.99 inches  Jun 1914
  6  10.50 inches  Sep 1986
  7  10.46 inches  Jul 1981
  8   9.95 inches  Sep 1910
  9   9.86 inches  Jun 2024
 10   9.66 inches  Jul 1938

Measurable rain fell on 19 days (63.3%) and trace amounts on another
4 days (13.3%). The 23 days with rain were tied with 2010 (20 days
with measurable rain and 3 days with a trace) for 2nd most in June.
The record was 24 days (20 days with measurable rain and 3 days with
a trace) in 2014.

The most June days with measurable rain is 20 days in 2010. The
least is 29 days in 1910 (there was a trace of rain on June 12 -
otherwise there was no rain).

The wettest day was June 22 when 2.51 inches of rain fell. This was
the wettest calendar day since July 23, 2022 (3.09 inches).

The 2-day rainfall on June 21-22 of 4.56 inches was the 13th wettest
1 and 2-day rainfall and wettest since June 27-28, 2019 (5.63
inches). The wettest was 7.47 inches on July 11, 1981.

2023-24 Snow Season - 8th Least

During the 2023-24 snow season (July 1-June 30), the official NWS
snow observer near Rochester International Airport observed 24
inches. This was 29.1 inches below the 1991-2020 normal of 53.1
inches. This was the 8th least. It was the least since the 2011-12
snow season (20.6 inches - 4th least).

   Least Amount of
Snow in a Snow Season
   in Rochester MN
      1893-2024

Rank   Snowfall    Season
----   --------    ------
  1   9.1 inches  1967-68
  2  10.5 inches  1913-14
  3  20.5 inches  1910-11
  4  20.6 inches  2011-12
  5  21.3 inches  1957-58
  6  22.6 inches  1930-31
  7  22.7 inches  1927-28
  8  24.0 inches  2023-24
  9  24.4 inches  1956-57
 10  24.6 inches  1937-38

The snowiest day was 5.7 inches on March 24.

The greatest snow depth was 6 inches from January 14 through January
21.

...Records...

Daily Records...

June 21 - Wettest - 2.05 inches - Previous Record was 2.02 inches in
2002 June 22 - Wettest - 2.51 inches - Previous Record was 1.93
inches in 2013

...Looking ahead to July...

The normal high temperature in Rochester is 80.3F and the normal
low temperature is 60.8F. The normal monthly mean temperature is
70.5F.  Rochesters hottest July occurred in 1936 with an average
temperature of 77.7F, and its coldest July occurred in 1992 with an
average temperature of 64.2F.

For July, the hottest temperature was 108F on July 14, 1936 (also
the hottest temperature for any day of the year), and the coldest
temperature was 40F on July 17, 1911. There are typically 2 days
with temperatures at or above 90F. There are typically 2 days with
temperatures at or above 90F.

The normal precipitation for July is 4.19 inches. The wettest July
occurred in 1978 when 12.33 inches of rain fell and the driest
occurred in 1946 when 0.41 inches of rain fell. The wettest July day
was 7.47 inches on July 11, 1981. Normally, there are 7 days with
thunderstorms.

$$

Boyne