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PUBLIC INFORMATION STATEMENT
NATIONAL WEATHER SERVICE LA CROSSE WI
1017 AM CDT SUN MAY 3 2026
..APRIL 2026 WAS WARMER AND WETTER THAN NORMAL FOR ROCHESTER, MN
..APRIL 2026 HIGHLIGHTS
TEMPERATURES - WARMER THAN NORMAL
DURING APRIL 2026, ROCHESTER INTERNATIONAL AIRPORT HAD AN AVERAGE
TEMPERATURE OF 47.9°F. THIS WAS 2.7°F WARMER THAN THE 1991-2020
NORMAL OF 45.2°F.
THE AVERAGE HIGH TEMPERATURE WAS 58.1°F. THIS WAS 2.8°F WARMER THAN
THE 1991-2020 NORMAL OF 55.3°F.
THE AVERAGE LOW TEMPERATURE WAS 37.8°F. THIS WAS 2.7°F WARMER THAN
THE 1991-2020 NORMAL OF 35.1°F. THIS WAS THE 16TH WARMEST.
THE WARMEST TEMPERATURE WAS 82°F ON APRIL 22 AND THE COLDEST
TEMPERATURE WAS 19°F ON APRIL 7.
THE LOW TEMPERATURE WAS BELOW FREEZING ON 11 DAYS. THE LONG-TERM
AVERAGE IS 13 DAYS.
PRECIPITATION - TIED FOR 16TH WETTEST WITH 1919
A TOTAL OF 4.44 INCHES OF PRECIPITATION FELL AT ROCHESTER
INTERNATIONAL AIRPORT. THIS WAS 0.92 INCHES WETTER THAN THE 1991-
2020 NORMAL OF 3.52 INCHES. THIS APRIL WAS TIED WITH 1919 FOR THE
16TH WETTEST. BELOW ARE THE 20 WETTEST APRILS IN ROCHESTER.
WETTEST APRILS IN ROCHESTER MN
1886-2026
PRECIPITATION
RANK TOTAL YEAR
---- ------------- ----
1 7.30 INCHES 2001
2 6.83 INCHES 2022
3 6.79 INCHES 2013
4 6.47 INCHES 1999
6.47 INCHES 1990
6 5.64 INCHES 2014
7 5.51 INCHES 2006
8 5.25 INCHES 1991
9 4.95 INCHES 1994
10 4.93 INCHES 1994
11 4.85 INCHES 2025
12 4.68 INCHES 1954
13 4.56 INCHES 1993
14 4.55 INCHES 2017
15 4.54 INCHES 1945
16 4.44 INCHES 2026
4.44 INCHES 1919
18 4.26 INCHES 1973
19 4.17 INCHES 2008
4.17 INCHES 1930
9 OUT OF THE 20 WETTEST APRILS HAVE OCCURRED SINCE 2001.
THE WETTEST APRIL DAY OCCURRED ON APRIL 3RD WHEN 1.24 INCHES OF RAIN
FELL.
MEASURABLE PRECIPITATION FELL ON 15 DAYS AND TRACE AMOUNTS FELL ON
ANOTHER 1 DAY.
SNOWFALL - BELOW NORMAL
DURING APRIL, THE SNOW OBSERVER NEAR ROCHESTER INTERNATIONAL AIRPORT
REPORTED A TRACE OF SNOW. THIS WAS 3.3 INCHES LOWER THAN THE 1991-
2020 NORMAL OF 3.3 INCHES.
THE SNOWIEST DAYS WERE APRIL 4 AND APRIL 19 WHEN A TRACE OF SNOW
FELL. THIS WAS THE ONLY SNOW DURING APRIL.
..APRIL 2026 RECORDS
APRIL 3 - RAINFALL - 1.24 INCHES - PREVIOUS RECORD 1.21 INCHES IN
1934
TORNADOES
THERE WERE 4 TORNADOES IN OLMSTED COUNTY ON APRIL 17, 2026.
THIS WAS THE MOST ON A CALENDAR DAY FOR OLMSTED COUNTY. PREVIOUS
RECORD WAS 3 TORNADOES ON APRIL 29, 1981 AND JUNE 28, 2017.
..LOOKING AHEAD TO MAY
THE NORMAL HIGH TEMPERATURE IN ROCHESTER RISES FROM 62°F ON MAY 1ST
TO 74°F BY THE END OF THE MONTH. THE NORMAL LOW TEMPERATURE RISES
FROM 41°F ON THE 1ST TO 53°F BY THE END OF THE MONTH. THE NORMAL
MEAN TEMPERATURE FOR THE MONTH IS 57.6°F. ROCHESTER’S WARMEST MAY
OCCURRED IN 1934 WITH AN AVERAGE TEMPERATURE OF 66.2°F, AND ITS
COLDEST MAY OCCURRED IN 1888 WITH AN AVERAGE OF ONLY 49.6°F.
DURING MAY, THE HOTTEST TEMPERATURE WAS 106°F ON MAY 31, 1934, AND
THE COLDEST TEMPERATURE WAS 21°F ON MAY 3 IN 1910, AND 1967.
NORMALLY, THERE IS ONLY 1 DAY WITH TEMPERATURES AT OR ABOVE 90°F.
THE AVERAGE PRECIPITATION FOR MAY IS 4.35 INCHES. THE WETTEST MAY
OCCURRED IN 2013 WITH 12.26 INCHES OF PRECIPITATION. WHILE THE
DRIEST WAS IN 1934 WITH 0.40 OF AN INCH. THE WETTEST MAY DAY WAS
4.02 INCHES ON MAY 17, 2000. NORMALLY, THERE ARE 5 DAYS WITH
THUNDERSTORMS.
THE NORMAL SNOWFALL FOR MAY IS 0.5 INCHES. THE SNOWIEST MAY OCCURRED
IN 2013 WHEN 14.5 INCHES OF SNOW FELL. ONLY 10 MAYS SINCE 1886 HAVE
HAD MEASURABLE SNOW.
BOYNE
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