Winter Summary For Rochester & La Crosse

...METEOROLOGICAL WINTER SUMMARY FOR ROCHESTER MN...

DURING METEOROLOGICAL WINTER /DECEMBER 1 THROUGH FEBRUARY
29/...ROCHESTER INTERNATIONAL AIRPORT TIED 2001-02 FOR THE SECOND
WARMEST WINTER.  PRECIPITATION WAS SLIGHTLY ABOVE NORMAL AND
SNOWFALL WAS BELOW NORMAL. THE INFORMATION BELOW PROVIDES MORE
DETAILS ON THESE STATISTICS.

TEMPERATURES...TIED FOR 2ND WARMEST

FROM DECEMBER 1ST THROUGH FEBRUARY 29TH...ROCHESTER INTERNATIONAL
AIRPORT HAD AN AVERAGE TEMPERATURE OF 25.5 DEGREES.  THIS WAS
7.0 DEGREES WARMER THAN THE 1981-2010 NORMAL OF 18.5 DEGREES. THIS
TIED THE WINTER OF 2001-02 FOR THE SECOND WARMEST WINTER.  THE TABLE
BELOW LISTS THE TEN WARMEST WINTERS IN ROCHESTER MN.

         WARMEST METEOROLOGICAL WINTERS
                IN ROCHESTER MN
                   1886-2012

                    AVERAGE
      RANK        TEMPERATURE       WINTER
      ----        -----------       ------
        1         26.0 DEGREES    1930-1931
        2         25.5 DEGREES    2011-2012
                   25.5 DEGREES    2001-2002
        4         24.5 DEGREES    1997-1998
        5         23.5 DEGREES    1986-1987
        6         23.3 DEGREES    1918-1919
        7         23.1 DEGREES    1991-1992
                   23.1 DEGREES    1931-1932
        9         22.6 DEGREES    1959-1960
       10        22.5 DEGREES    1982-1983

THE AVERAGE MAXIMUM TEMPERATURE WAS 33.4 DEGREES.  THIS WAS
7.2 DEGREES WARMER THAN THE 1981-2010 AVERAGE OF 26.2 DEGREES. THE
AVERAGE MINIMUM TEMPERATURE WAS 17.5 DEGREES.  THIS WAS 6.7 DEGREES
WARMER THAN THE 1981-2010 AVERAGE OF 10.8 DEGREES.

THE TABLE BELOW CONTAINS THE MONTHLY TEMPERATURES AND THEIR
DEPARTURES FROM NORMAL FOR THE WINTER OF 2011-12.

          WINTER 2011-12 TEMPERATURES
               IN ROCHESTER MN

                  AVERAGE            DEPARTURE
   MONTH        TEMPERATURE         FROM NORMAL
   -----        -----------         -----------
DECEMBER       26.1 DEGREES        +6.4 DEGREES - 9TH WARMEST
JANUARY            22.8 DEGREES        +7.1 DEGREES - 7TH WARMEST
FEBRUARY         27.7 DEGREES        +7.4 DEGREES - 7TH WARMEST

WINTER               25.5 DEGREES        +7.0 DEGREES - 2ND WARMEST

THE WARMEST TEMPERATURE WAS 55 DEGREES ON JANUARY 5TH AND JANUARY
10TH. THE COLDEST TEMPERATURE WAS -12 DEGREES ON JANUARY 21ST.

THE DAILY AVERAGE TEMPERATURES WERE ABOVE NORMAL ON 72 DAYS
/79.1 PERCENT/...BELOW NORMAL ON 18 DAYS /19.8 PERCENT/...AND NORMAL
ON 1 DAY /1.1 PERCENT/.

PRECIPITATION

FROM DECEMBER 1ST THROUGH FEBRUARY 29TH...ROCHESTER INTERNATIONAL
AIRPORT RECEIVED 3.41 INCHES OF PRECIPITATION.  THIS WAS NEARLY A
HALF INCH /0.49 INCHES/ ABOVE THE 1981-2010 NORMAL OF 2.92 INCHES. 
THE TABLE BELOW CONTAINS THE MONTHLY PRECIPITATION TOTALS AND THEIR
DEPARTURES FROM NORMAL FOR THE WINTER OF 2011-12.

          WINTER 2011-12 PRECIPITATION
               IN ROCHESTER MN

                PRECIPITATION         DEPARTURE
   MONTH            TOTAL            FROM NORMAL
   -----        ------------         -----------
DECEMBER        1.21 INCHES        -0.02 INCHES
JANUARY             0.57 INCHES        -0.29 INCHES
FEBRUARY          0.77 INCHES        +0.02 INCHES

WINTER                3.41 INCHES        +2.58 INCHES

NEARLY FORTY PERCENT /39.3 PERCENT/ OF THE WINTER PRECIPITATION FELL
ON THE LAST TWO DAYS OF THE WINTER.  THIS WAS ENOUGH TO PUSH THE
SEASONAL PRECIPITATION FROM BELOW NORMAL TO ABOVE NORMAL. THE
WETTEST DAY WAS ON FEBRUARY 28TH WHEN 0.83 INCHES OF PRECIPITATION
FELL.  MEASURABLE PRECIPITATION FELL ON 26 DAYS /28.6 PERCENT/ AND A
TRACE OF PRECIPITATION FELL ON ANOTHER 18 DAYS /19.8 PERCENT/.

SNOWFALL

FROM DECEMBER 1ST THROUGH FEBRUARY 29TH...THE SNOW OBSERVER NEAR
ROCHESTER INTERNATIONAL AIRPORT RECEIVED 20.5 INCHES OF SNOW.  THIS
WAS 12.5 INCHES BELOW THE NORMAL OF 33.0 INCHES.  THIS WAS THE LEAST
SNOW TOTAL SINCE THE WINTER OF 2005-06 /21.1 INCHES/.  THE TABLE
BELOW CONTAINS THE MONTHLY SNOWFALL TOTALS AND THEIR DEPARTURES FROM
NORMAL FOR THE WINTER OF 2011-12.

           WINTER 2011-12 SNOWFALL
               IN ROCHESTER MN

                  SNOWFALL            DEPARTURE
   MONTH            TOTAL            FROM NORMAL
   -----        ------------         -----------
DECEMBER         8.4 INCHES         -4.1 INCHES 
JANUARY              8.1 INCHES         -3.9 INCHES
FEBRUARY          4.0 INCHES         -4.5 INCHES

WINTER                20.5 INCHES        -12.5 INCHES

SNOW DEPTH

FROM DECEMBER 1ST THROUGH FEBRUARY 29TH...THE OFFICIAL SNOW OBSERVER
NEAR ROCHESTER INTERNATIONAL AIRPORT HAD AN AVERAGE SNOW DEPTH OF
1.1 INCHES.  THIS WAS 4.3 INCHES LESS THAN THE AVERAGE OF
5.4 INCHES. THIS WAS THE LOWEST AVERAGE SNOW DEPTH SINCE THE WINTER
OF 2002-03 /1.1 INCHES/ AND THIS TIED THE WINTERS OF 1943-44...
1959-60...AND 2002-03 FOR FIFTH LOWEST AVERAGE WINTER SNOW DEPTH. 
THE LOWEST AVERAGE SNOW DEPTH WAS 0.9 INCHES DURING THE WINTERS OF
1967-68 AND 1994-95. 

THE GREATEST SNOW DEPTH FOR THE WINTER WAS 5 INCHES FROM JANUARY
23RD THROUGH JANUARY 26TH.

...................................

...THE ROCHESTER CLIMATE SUMMARY FOR THE SEASON, FROM
12/1/2011 TO 2/29/2012...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1886 TO 2012

WEATHER         OBSERVED                                             
                 VALUE   DATE(S)                                     
                                                                     
................................
TEMPERATURE (F)
HIGHEST            55   01/05                                        
LOWEST            -12   01/21                                        
AVG. MAXIMUM     33.4                                                
AVG. MINIMUM     17.6                                                
MEAN             25.5                                                
DAYS MAX >= 90      0                                                
DAYS MAX <= 32     38                                                
DAYS MIN <= 32     87                                                
DAYS MIN <= 0       9                                                

PRECIPITATION (INCHES)
TOTALS           3.41                                                
DAYS >= .01        26                                                
DAYS >= .10         9                                                
DAYS >= .50         2                                                
DAYS >= 1.00        0                                                
GREATEST
24 HR. TOTAL    1.31   MM                                           

SNOWFALL (INCHES)
TOTALS           20.5                                                
SNOWDEPTH AVG.      1                                                
DAYS >= TRACE      37                                                
DAYS >= 1.0         8                                                
GREATEST
SNOW DEPTH         5                                                
24 HR TOTAL      3.3   MM                                           

DEGREE_DAYS
HEATING TOTAL    3574                                                
COOLING TOTAL       0                                                
.................................

WIND (MPH)
AVERAGE WIND SPEED              12.3
HIGHEST GUST SPEED/DIRECTION    49/300    DATE  01/01


                                                                   
-  INDICATES NEGATIVE NUMBERS.                                     
R  INDICATES RECORD WAS SET OR TIED.                               
MM INDICATES DATA IS MISSING.                                      
T  INDICATES TRACE AMOUNT.                                         




...METEOROLOGICAL WINTER SUMMARY FOR LA CROSSE WI...

DURING METEOROLOGICAL WINTER /DECEMBER 1 THROUGH FEBRUARY 29/...
LA CROSSE MUNICIPAL AIRPORT HAD THEIR SIXTH WARMEST WINTER.  THE
WINTER SLIGHTLY WETTER THAN NORMAL AND SNOWFALL WAS BELOW NORMAL. 
THE INFORMATION BELOW PROVIDES MORE DETAILS ON THESE STATISTICS.

TEMPERATURES - 6TH WARMEST

FROM DECEMBER 1ST THROUGH FEBRUARY 29TH...THE AVERAGE TEMPERATURE AT
LA CROSSE MUNICIPAL AIRPORT WAS 27.0 DEGREES.  THIS WAS 6.5 DEGREES
WARMER THAN THE 1981-2010 AVERAGE OF 20.5 DEGREES.  THIS WAS THE
SIXTH WARMEST WINTER AND THE WARMEST SINCE 2001-02.  THE TABLE BELOW
LISTS THE TEN WARMEST WINTERS IN LA CROSSE.

         WARMEST METEOROLOGICAL WINTERS
                IN LA CROSSE WI
                   1872-2012

                    AVERAGE
      RANK        TEMPERATURE       WINTER
      ----        -----------       ------
        1         34.2 DEGREES    1877-1878
        2         29.6 DEGREES    1881-1882
        3         29.2 DEGREES    2001-2002
        4         28.8 DEGREES    1997-1998
        5         27.6 DEGREES    1930-1931
        6         27.0 DEGREES    2011-2012
        7         26.5 DEGREES    1931-1932
        8         26.1 DEGREES    1943-1944
        9         26.0 DEGREES    1918-1919
       10        25.9 DEGREES    1991-1992

THE AVERAGE MAXIMUM TEMPERATURE WAS 34.9 DEGREES.  THIS WAS
5.4 DEGREES WARMER THAN THE 1981-2010 AVERAGE OF 28.7 DEGREES. THE
AVERAGE MINIMUM TEMPERATURE WAS 19.0 DEGREES.  THIS WAS 6.8 DEGREES
WARMER THAN THE 1981-2010 AVERAGE OF 12.2 DEGREES.  THE TABLE BELOW
CONTAINS THE MONTHLY TEMPERATURES AND THEIR DEPARTURES FROM NORMAL
FOR THE WINTER OF 2011-12.

          WINTER 2011-12 TEMPERATURES
               IN LA CROSSE WI

                  AVERAGE            DEPARTURE
   MONTH        TEMPERATURE         FROM NORMAL
   -----        -----------         -----------
DECEMBER      28.1 DEGREES        +6.5 DEGREES
JANUARY           23.8 DEGREES        +6.4 DEGREES
FEBRUARY        29.1 DEGREES        +6.6 DEGREES

WINTER             27.0 DEGREES        +6.5 DEGREES - 6TH WARMEST

THE WARMEST TEMPERATURE WAS 53 DEGREES ON JANUARY 5TH AND JANUARY
10TH. THE COLDEST TEMPERATURE WAS -11 DEGREES ON JANUARY 21ST.

THE DAILY AVERAGE TEMPERATURES WERE ABOVE NORMAL ON 72 DAYS
/79.1 PERCENT/...BELOW NORMAL ON 18 DAYS /19.8 PERCENT/...AND NORMAL
ON 1 DAY /1.1 PERCENT/.

PRECIPITATION -  

FROM DECEMBER 1ST THROUGH FEBRUARY 29TH...LA CROSSE MUNICIPAL
AIRPORT RECEIVED 3.93 INCHES OF PRECIPITATION.  THIS WAS FOUR TENTHS
OF AN INCH ABOVE THE WINTER NORMAL OF 3.53 INCHES.  THE TABLE BELOW
CONTAINS THE MONTHLY PRECIPITATION TOTALS AND THEIR DEPARTURES FROM
NORMAL FOR THE WINTER OF 2011-12.

          WINTER 2011-12 PRECIPITATION
               IN LA CROSSE WI

                PRECIPITATION         DEPARTURE
   MONTH            TOTAL            FROM NORMAL
   -----        ------------         -----------
DECEMBER        1.41 INCHES        +0.05 INCHES
JANUARY             1.08 INCHES        -0.04 INCHES
FEBRUARY          1.44 INCHES        +0.39 INCHES

WINTER                3.93 INCHES        +0.40 INCHES

TWO-THIRDS OF THE WINTER PRECIPITATION FELL ON JUST 4 DAYS.  THE
WETTEST DAY WAS ON DECEMBER 3RD WHEN 0.70 INCHES OF PRECIPITATION
FELL.  MEASURABLE PRECIPITATION FELL ON 27 DAYS /29.7 PERCENT/ AND A
TRACE OF PRECIPITATION FELL ON ANOTHER 16 DAYS /17.6 PERCENT/.

SNOWFALL -

FROM DECEMBER 1ST THROUGH FEBRUARY 29TH...THE SNOW OBSERVER NEAR
LA CROSSE MUNICIPAL AIRPORT RECEIVED 20.3 INCHES OF SNOW.  THIS WAS
9.9 INCHES BELOW THE NORMAL OF 30.2 INCHES.  THE TABLE BELOW
CONTAINS THE MONTHLY SNOWFALL TOTALS AND THEIR DEPARTURES FROM
NORMAL FOR THE WINTER OF 2010-11.

           WINTER 2011-12 SNOWFALL
               IN LA CROSSE WI

                  SNOWFALL            DEPARTURE
   MONTH            TOTAL            FROM NORMAL
   -----        ------------         -----------
DECEMBER         4.3 INCHES         -7.0 INCHES
JANUARY            13.2 INCHES        +2.5 INCHES
FEBRUARY         2.8 INCHES          -5.4 INCHES

WINTER          20.3 INCHES         -9.9 INCHES

SNOW FELL ON 36 DAYS /34.6 PERCENT/.  MEASURABLE SNOW FELL ON
18 DAYS /19.8 PERCENT/ AND A TRACE OF SNOW FELL ON ANOTHER 18 DAYS
/19.8 PERCENT/.  THE SNOWIEST DAY WAS 5.4 INCHES ON JANUARY 12TH.

SNOW DEPTH -

FROM DECEMBER 1ST THROUGH FEBRUARY 29TH, THE OFFICIAL SNOW OBSERVER
NEAR LA CROSSE MUNICIPAL AIRPORT HAD AN AVERAGE SNOW DEPTH OF
2.0 INCHES. THIS WAS 2.2 INCHES LESS THAN THE AVERAGE OF 4.4 INCHES.
THIS WAS THE LOWEST AVERAGE SNOW DEPTH SINCE THE WINTER OF 2002-03
/1.7 INCHES/.

THE GREATEST SNOW DEPTH WAS 7 INCHES ON JANUARY 21ST...JANUARY
22ND...JANUARY 24TH...AND JANUARY 25TH.

THERE WAS SNOW ON THE GROUND ON 60 OF 91 DAYS /65.9 PERCENT/ THIS
WINTER.  MEASURABLE SNOW WAS ON THE GROUND ON 50 DAYS /54.9 PERCENT/
AND TRACE AMOUNTS OF SNOW WERE ON THE GROUND ANOTHER 10 DAYS
/10.9 PERCENT/. 

...................................

...THE LA CROSSE CLIMATE SUMMARY FOR THE SEASON, FROM
12/1/2011 TO 2/29/2012...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1873 TO 2012

WEATHER         OBSERVED                                             
                 VALUE   DATE(S)                                     
                                                                     
................................
TEMPERATURE (F)
HIGHEST            53   01/10                                        
                        01/05                                        
LOWEST            -11   01/21                                        
AVG. MAXIMUM     35.0                                                
AVG. MINIMUM     19.0                                                
MEAN             27.0                                                
DAYS MAX >= 90      0                                                
DAYS MAX <= 32     34                                                
DAYS MIN <= 32     87                                                
DAYS MIN <= 0       4                                                

PRECIPITATION (INCHES)
TOTALS           3.93                                                
DAYS >= .01        27                                                
DAYS >= .10        10                                                
DAYS >= .50         3                                                
DAYS >= 1.00        0                                                
GREATEST
24 HR. TOTAL    1.21   MM                                           

SNOWFALL (INCHES)
TOTALS           20.3                                                
SNOWDEPTH AVG.      2                                                
DAYS >= TRACE      37                                                
DAYS >= 1.0         7                                                
GREATEST
SNOW DEPTH         7                                                
24 HR TOTAL      5.4   MM                                           

DEGREE_DAYS
HEATING TOTAL    3440                                                
COOLING TOTAL       0                                                
.................................

WIND (MPH)
AVERAGE WIND SPEED              8.2
HIGHEST GUST SPEED/DIRECTION    49/320    DATE  01/01


                                                                   
-  INDICATES NEGATIVE NUMBERS.                                     
R  INDICATES RECORD WAS SET OR TIED.                               
MM INDICATES DATA IS MISSING.                                      
T  INDICATES TRACE AMOUNT.                                         

$$ 

BOYNE

 



Return to News Archive

USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.