June 2022 Climate Summary

During June 2022, temperature anomalies ranged from near-normal to 3°F above-normal across the Upper Mississippi River Valley. Monthly average temperatures ranged from 63.3°F at Medford, WI (COOP) to 71.9°F at La Crosse Regional Airport, WI (ASOS). It was the 20th warmest June at Rochester, MN and tied for the 21st warmest June at La Crosse, WI (it was tied with 1894). The hottest temperature was 101°F near Theilman, MN (COOP) on June 21 and the coldest temperature was 35°F at Sparta Fort McCoy Airport on June 3.

June 2022 Upper Mississippi River Valley Temperature Anomalies

Rainfall anomalies ranged from 4” drier-than-normal to 3” wetter-than-normal across the Upper Mississippi River Valley. The wettest areas were in La Crosse and Monroe counties in west-central Wisconsin. It was the 7th wettest June at St. Ansgar, IA and the wettest since 2020 (7.35” – 6th wettest). It was the 9th wettest June in Sparta, WI and the wettest since 2004 (9.84” - 3rd wettest). Record began in 1893. The driest areas were in Clayton County (IA) and Grant County (WI). Precipitation totals ranged from 2.07” at Boscobel Airport, WI (ASOS) to 8.44” at Sparta, WI (COOP). The greatest 1-day rainfall was 3.57" near Holmen, WI (CoCoRaHS). This rainfall fell from 7 AM on June 13 to 7 AM on June 14.

June 2022 Upper Mississippi River Valley Rainfall Anomalies

During the month, there were 32 severe weather warnings (23 Severe Thunderstorm Warnings and 9 Tornado Warnings). This was slightly below the 1986-2022 average of 35 severe weather warnings. The greatest number of severe weather warnings in a June was 138 warnings (110 Severe Thunderstorm Warnings and 28 Tornado Warnings) in 1998. There were 3 confirmed tornadoes in west-central and central Wisconsin (all during the afternoon of June 15). This was the most tornadoes in June since 2019 when there was 8 tornadoes. The most in a June was 12 tornadoes in 1964.

Below are the June 2022 climate summaries for La Crosse, WI and Rochester, MN

La Crosse, WI

June 2022 was Warmer and Slightly Wetter than Normal at La Crosse, WI

...June 2022 Highlights...

Temperatures...Tied for the 21st Warmest June with 1894

Average temperature at La Crosse Regional Airport was 71.9°F. This was 0.9°F warmer than the 1991-2020 normal of 71°F. This was tied for 21st warmest June with 1894. 8 out of the 25 warmest Junes in La Crosse have occurred since 2012. Those are: 2012 (tied with 2017 for 16th warmest June), 2014 (tied for 18th warmest with 1917), 2016 (tied for 24th warmest with 1989), 2017 (tied for the 16th warmest June with 2012), 2018 (tied with 1931 for the 7th warmest June), 2020 (tied for the 13th warmest June with 1911 and 1987), and 2021 (warmest June).

The average high temperature was 82.3°F. This was 0.6°F warmer than the 1991-2020 normal of 81.7°F. This was tied for the 27th warmest June with 1976.
The average low temperature was 61.4°F. This was 1°F warmer than the 1991-2020 normal of 60.4°F. This was tied for the 24th warmest June with 2002.
The hottest temperature was 98°F on June 14 and June 20.
The coldest high temperature was 61°F on June 4.
The warmest low temperature was 74°F on June 30.
The coldest low temperature was 50°F on June 2 and June 3.
There were 5 days in which the temperature reached of exceeded 90°F. There are typically 4 days.

Precipitation...Slightly Wetter than Normal

A total of 5.15" of rain fell at La Crosse Regional Airport. This was 0.07" wetter than the 1991-2020 normal of 5.08". This was the first month with above-normal precipitation since December 2021.
The wettest day was June 13 when 2.09" of rain fell.
Here is a break down of the rainfall by value...
- None 18 days 60.0%
- Trace 1 day 3.3%
- 0.01-0.09 inches 3 days 10.0%
- 0.10-0.24 inches 3 day 10.0%
- 0.25-0.49 inches 2 day 6.7%
- 0.50-0.99 inches 1 day 3.3%
- 1.00-1.99 inches 1 day 3.3%
- 2.00-2.99 inches 1 day 3.3%â€‹
There were 5 days with thunderstorms. Normally, there are 7 days with thunderstorms.

...Records...

Daily...
- June 14 - Record High Tied - 98°F - Also occurred in 1987
- June 14 - Record Warm Low Tied - 72°F - Also occurred in 1886 and 1981

...Looking Ahead to July...

The normal high temperature in La Crosse is 85.4°F and the normal low temperature is 64.5°F. The normal monthly mean temperature is 75.0°F. La Crosse’s hottest July occurred in 2012 with an average temperature of 79.6°F and their coldest July occurred in 1891 with an average temperature of 66.9°F.
For July, the hottest temperature ever recorded was 108°F (also the hottest temperature for any day of the year) on July 14, 1936, and July 13, 1995, and the coldest temperature was 44°F on July 4, 1967. There are typically 7 days with temperatures at or above 90°F.
The normal precipitation for July is 4.23". The wettest July occurred in 1883 when 11.03" of rain fell and the driest occurred in 1967 when 0.16" of rain fell. The wettest July day was 5.24" on July 27, 1987.
Normally, there are 7 days with thunderstorms.

Rochester, MN

June 2022 was Warmer and Drier than Normal at Rochester, MN

...June 2022 Highlights...

Temperatures...20th Warmest June

Average temperature at Rochester International Airport was 69.5°F. This was 2°F warmer than the 1991-2020 normal of 67.5°F. This was the 20th warmest June. The last 3 Junes are among the 20 warmest Junes and 6 out of the 20 warmest Junes have occurred since 2000. They were: 2005 (tied for 5th warmest with 1934 and 1956), 2012 (11th warmest), 2018 (tied for 13th warmest with 1913), 2020 (tied for 17th warmest with 1943), and 2021 (2nd warmest). Below are the 20 warmest Junes in Rochester MN.

Warmest Junes
in Rochester MN
1886-2022

Average
Rank Temperature Year
---- ----------- ----
1 73.9°F 1933
2 73.0°F 2021
3 72.4°F 1931
4 72.2°F 1991
5 71.9°F 2005
71.9°F 1956
71.9°F 1934
8 71.6°F 1949
9 71.4°F 1971
10 71.1°F 1911
11 71.0°F 2012
12 70.4°F 1988
13 70.1°F 2018
70.1°F 1913
15 70.0°F 1987
70.0°F 1954
17 69.9°F 2020
69.9°F 1943
19 69.6°F 1887
20 69.5°F 2022

The average high temperature was 79.9°F. This was 2.3°F warmer than the 1991-2020 normal of 77.6°F. This was tied for the 22nd warmest June with 1953 and 2017.
The average low temperature was 59.2°F. This was 1.7°F warmer than the 1991-2020 normal of 57.5°F. This was the 16th warmest June.
The hottest temperature was 96°F on June 20.
The coldest high temperature was 60°F on June 4.
The warmest low temperature was 72°F on June 14.
The coldest low temperature was 48°F on June 2.
There were 4 days in which the temperature reached of exceeded 90°F. There are typically only 2 days.

Precipitation...Drier than Normal

A total of 4.28" of rain fell at Rochester International Airport. This was 1.07" drier than the 1991-2020 normal of 5.35". This was the second month in a row with below-normal precipitation.
The wettest day was June 13 when 1.51" of rain fell.
Here is a break down of the rainfall by value...
- None 16 days 53.5%
- Trace 2 days 3.6%
- 0.01-0.09 inches 7 days 23.3%
- 0.10-0.24 inches 1 day 3.3%
- 0.25-0.49 inches 1 day 3.3%
- 0.50-0.99 inches 1 day 3.3%
- 1.00-1.99 inches 2 days 6.7%
There were 7 days with thunderstorms. Normally, there are 8 days with thunderstorms.