Climatological Report (Seasonal)
Issued by NWS La Crosse, WI

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CXUS53 KARX 080919
CLSRST

CLIMATE REPORT
NATIONAL WEATHER SERVICE LA CROSSE WI
308 AM CST SAT DEC 8 2018

...METEOROLOGICAL AUTUMN IN ROCHESTER MN...

AUTUMN OF 2018 WAS COLDER (TIED WITH 1986 FOR THE 16TH COLDEST)
AND WETTER-THAN-NORMAL (5TH WETTEST) AT ROCHESTER, MN.  MORE
DETAILS CAN BE FOUND BELOW.

TEMPERATURES...TIED FOR THE 16TH COLDEST WITH 1986

FROM SEPTEMBER 1 THROUGH NOVEMBER 30, ROCHESTER INTERNATIONAL
AIRPORT HAD AN AVERAGE TEMPERATURE OF 44.5 DEGREES.  THIS WAS
3.2 DEGREES COLDER THAN THE 1981-2010 NORMAL OF 47.7 DEGREES.
THE TABLE BELOW CONTAINS THE MONTHLY AVERAGE TEMPERATURES AND
THEIR DEPARTURES FROM NORMAL FOR THE AUTUMN OF 2018.

           AUTUMN 2018 TEMPERATURES
               IN ROCHESTER MN

                  AVERAGE            DEPARTURE
   MONTH        TEMPERATURE         FROM NORMAL
   -----        -----------         -----------
   SEPTEMBER   63.1 DEGREES        +2.2 DEGREES
   OCTOBER     44.6 DEGREES        -3.8 DEGREES - 14TH COLDEST
   NOVEMBER    25.9 DEGREES        -7.9 DEGREES - 11TH COLDEST

   AUTUMN      44.5 DEGREES        -3.2 DEGREES - 2ND WARMEST

THE AVERAGE HIGH TEMPERATURE WAS 53.2 DEGREES WHICH WAS
3.9 DEGREES COLDER THAN 1981-2010 NORMAL OF 57.1 DEGREES.
THIS WAS THE 9TH COLDEST.

THE AVERAGE LOW TEMPERATURE WAS 35.8 DEGREES WHICH WAS
2.5 DEGREES COLDER THAN 1981-2010 NORMAL OF 38.3 DEGREES.

THE WARMEST HIGH TEMPERATURE WAS 92 DEGREES ON SEPTEMBER 17TH.
THE COLDEST HIGH TEMPERATURE WAS 20 DEGREES ON NOVEMBER 18TH
AND NOVEMBER 26TH.

THE WARMEST LOW TEMPERATURE WAS 67 DEGREES ON SEPTEMBER 1ST.
THE COLDEST LOW TEMPERATURE WAS -5 DEGREES ON NOVEMBER 18TH.


PRECIPITATION...5TH WETTEST

FROM SEPTEMBER 1 THROUGH NOVEMBER 30, ROCHESTER INTERNATIONAL
AIRPORT RECEIVED 12.82 INCHES OF PRECIPITATION.  THIS WAS
5.22 INCHES WETTER THAN THE 1981-2010 NORMAL 7.60 INCHES.
THIS WAS THE 5TH WETTEST AUTUMN IN ROCHESTER MN.  THE TABLE
BELOW LISTS THE TOP TEN WETTEST AUTUMNS IN ROCHESTER MN.

              WETTEST AUTUMNS
              IN ROCHESTER MN
                 1886-2018

               PRECIPITATION
      RANK         TOTAL        YEAR
      ----     -------------    ----
        1      14.91 INCHES     1986
        2      13.60 INCHES     2010
        3      13.48 INCHES     1911
        4      13.21 INCHES     2016
        5      12.82 INCHES     2018
        6      12.21 INCHES     1970
        7      11.81 INCHES     1973
        8      11.73 INCHES     1934
        9      11.64 INCHES     1972
       10      11.50 INCHES     1983


THE TABLE BELOW CONTAINS THE MONTHLY PRECIPITATION TOTALS
AND THEIR DEPARTURES FROM NORMAL FOR THE AUTUMN OF 2018.

          AUTUMN 2018 PRECIPITATION
               IN ROCHESTER MN

                PRECIPITATION         DEPARTURE
   MONTH            TOTAL            FROM NORMAL
   -----        ------------         -----------
   SEPTEMBER    7.58 INCHES         +4.13 INCHES - 6TH WETTEST
   OCTOBER      3.63 INCHES         +1.39 INCHES
   NOVEMBER     1.61 INCHES         -0.30 INCHES

   AUTUMN      12.82 INCHES         +5.22 INCHES - 5TH WETTEST

THE HIGHEST DAILY PRECIPITATION TOTAL WAS 3.32 INCHES ON
SEPTEMBER 4TH.


SNOWFALL...

FROM SEPTEMBER 1 THROUGH NOVEMBER 30, ROCHESTER INTERNATIONAL
AIRPORT RECEIVED 5.6 INCHES OF SNOW.  THIS WAS 1.3 INCHES LOWER
THAN THEIR 1981-2010 NORMAL OF 6.9 INCHES. THE TABLE BELOW
CONTAINS THE MONTHLY SNOWFALL TOTALS AND THEIR DEPARTURES FROM
NORMAL FOR THE AUTUMN OF 2018.

            AUTUMN 2018 SNOWFALL
               IN ROCHESTER MN

                  SNOWFALL            DEPARTURE
   MONTH            TOTAL            FROM NORMAL
   -----        ------------         -----------
   SEPTEMBER     0.0 INCHES           0.0 INCHES
   OCTOBER       1.6 INCHES          +0.8 INCHES
   NOVEMBER      4.0 INCHES          -2.1 INCHES

   AUTUMN        5.6 INCHES          -1.3 INCHES

THE HIGHEST DAILY SNOWFALL TOTAL WAS 1.6 INCHES ON
OCTOBER 14TH.

GREATEST SNOW DEPTH WAS 2 INCHES FROM NOVEMBER 17
THROUGH NOVEMBER 19.

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

...THE ROCHESTER MN CLIMATE SUMMARY FOR THE SEASON, FROM
9/1/2018 TO 11/30/2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1886 TO 2018

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             100   09/06/1913
 LOW              -24   11/28/1887
HIGHEST            92   09/17        MM      MM       91  09/22
LOWEST             -5   11/18        MM      MM        9  11/10
AVG. MAXIMUM     53.2              57.1    -3.9
AVG. MINIMUM     35.8              38.3    -2.5     39.2
MEAN             44.5              47.7    -3.2     48.9
DAYS MAX >= 90      2               0.2     1.8        1
DAYS MAX <= 32     18               6.2    11.8        3
DAYS MIN <= 32     40              29.9    10.1       33
DAYS MIN <= 0       1               0.7     0.3        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM           MM   MM
 MINIMUM           MM   MM
TOTALS          12.82              7.60    5.22     7.68
DAILY AVG.       0.14              0.08    0.06
DAYS >= .01        33              28.6     4.4       30
DAYS >= .10        19              14.7     4.3       18
DAYS >= .50         8               4.5     3.5        4
DAYS >= 1.00        4               1.6     2.4        2
GREATEST
 24 HR. TOTAL    3.53   MM
 STORM TOTAL     3.72
 (MM/DD(HH))            MM

SNOWFALL (INCHES)
RECORDS
 TOTAL             MM   5
 24 HR TOTAL       MM
TOTALS            5.6               6.9    -1.3
 LIQUID EQUIV    0.56              0.70   -0.14
SINCE 7/1         5.6               6.9    -1.3
DAYS >= TRACE      19               6.1    12.9
DAYS >= 1.0         2               2.0     0.0
GREATEST
 SNOW DEPTH         2   11/19
                        11/17
                        11/18
 24 HR TOTAL      1.6   MM
 STORM TOTAL       MM
 (MM/DD(HH))            MM

DEGREE_DAYS
HEATING TOTAL    1935              1633     302
 SINCE 7/1         MM              1672      MM
COOLING TOTAL      94                60      34
 SINCE 1/1        710               585     125

FREEZE DATES
RECORD
 EARLIEST     MM
 LATEST       MM
EARLIEST                        MM
LATEST                          MM
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              10.2
HIGHEST WIND SPEED/DIRECTION    38/300    DATE  10/03
HIGHEST GUST SPEED/DIRECTION    53/300    DATE  10/03

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.50
NUMBER OF DAYS FAIR           32
NUMBER OF DAYS PC             26
NUMBER OF DAYS CLOUDY         33

AVERAGE RH (PERCENT)     79

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              8     MIXED PRECIP               0
HEAVY RAIN               10     RAIN                       9
LIGHT RAIN               36     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       1
LIGHT SNOW               19     SLEET                      0
FOG                      42     FOG W/VIS <= 1/4 MILE      3
HAZE                      1

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

$$

BOYNE



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