Public Information Statement
Issued by NWS La Crosse, WI

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Public Information Statement
National Weather Service La Crosse WI
303 PM CDT Tue Jun 13 2017

...A Cooler and Wetter-than-Normal Spring at Rochester MN...

During the spring of 2017, temperatures were slightly cooler than
normal and the precipitation was wetter than normal at Rochester
International Airport.  More details on these statistics can be
found below.

Temperatures -

From March 1st through May 31st, Rochester International Airport had
an average temperature of 45.1 degrees.  This was 0.6 degrees cooler
than the 1981-2010 normal of 45.7 degrees.  The table below contains
the monthly temperatures and their departures from normal for the
spring of 2017.

           Spring 2017 Temperatures
               in Rochester MN

                  Average            Departure
   Month        Temperature         from Normal
   -----        -----------         -----------
   March       31.2 degrees        -1.2 degrees
   April       48.1 degrees        +1.4 degrees
   May         56.2 degrees        -1.9 degrees

   Spring      45.1 degrees        -0.6 degrees

The warmest high temperature was 87F on May 16th.
The coldest high temperature was 20F on March 10th.

The warmest low temperature was 61F on May 16th.
The coldest low temperature was 1F on March 14th.

Precipitation - 20th Wettest

From March 1st through May 31st, Rochester International Airport
received 10.49 inches of precipitation.  This was 1.74 inches wetter
than the 1981-2010 normal of 8.75 inches.  This made it the 20th
wettest meteorological spring on record for Rochester.


           Wettest Springs
           in Rochester MN
               1886-2017

          Precipitation
  Rank        Total          Year
  ----     ------------      ----
    1      21.90 inches      2013
    2      15.87 inches      2001
    3      15.09 inches      1888
    4      14.57 inches      1990
    5      14.35 inches      1945
    6      12.85 inches      1982
    7      12.60 inches      1999
    8      12.37 inches      1973
    9      12.06 inches      1938
   10      11.91 inches      1991
   11      11.80 inches      1993
   12      11.46 inches      2011
   13      11.25 inches      2015
   14      11.16 inches      1951
   15      10.93 inches      2004
   16      10.91 inches      1965
   17      10.86 inches      1942
   18      10.61 inches      1930
   19      10.56 inches      1970
   20      10.49 inches      2017

The table below contains the monthly precipitation totals and their
departures from normal for the spring of 2017.

          Spring 2017 Precipitation
               in Rochester MN

                Precipitation        Departure
  Month            Total            from Normal
  -----        ------------         -----------
   March        2.87 inches         +0.99 inches
   April        4.55 inches         +1.31 inches
   May          3.07 inches         -0.56 inches

   Spring      10.29 inches         +1.54 inches

The wettest day was April 19th when 1.38 inches of rain
fell.

Measurable precipitation fell on 39 days (42.4%) and trace
amounts on 12 days (13%).

Snowfall -

From March 1st through May 31st, the snow observer near
Rochester International Airport recorded 8.4 inches of
snow. This was 3.6 inches below the 1981-2010 normal of
12.0 inches.  The table below contains the monthly snowfall
totals and their departures from normal for the spring
of 2017.

The snowiest day was on March 1st when 7.0 inches of snow
fell.

             Spring 2017 Snowfall
               in Rochester MN

                   Snowfall           Departure
   Month            Total            from Normal
   -----        ------------         -----------
   March         8.4 inches          -0.3 inches
   April            Trace            -3.3 inches
   May           0.0 inches           0.0 inches

   Spring        8.4 inches          -3.6 inches

Measurable snow fell on 10 days (10.9%) and trace amounts on
1 day (1.1%).

$$

Boyne



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