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

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CXUS53 KARX 011624
CLSRST

CLIMATE REPORT
NATIONAL WEATHER SERVICE LA CROSSE WI
1024 AM CST FRI DEC 1 2017

...METEOROLOGICAL AUTUMN IN ROCHESTER MN...

AUTUMN OF 2017 WAS WARMER AND SLIGHTLY WETTER AT ROCHESTER MN.  MORE
DETAILS CAN BE FOUND BELOW.

TEMPERATURES...

FROM SEPTEMBER 1 THROUGH NOVEMBER 30 2017, ROCHESTER INTERNATIONAL
AIRPORT HAD AN AVERAGE TEMPERATURE OF 48.9 DEGREES.  THIS WAS 1.2
DEGREES WARMER 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 2017.

           AUTUMN 2017 TEMPERATURES
               IN ROCHESTER MN

                  AVERAGE            DEPARTURE
   MONTH        TEMPERATURE         FROM NORMAL
   -----        -----------         -----------
   SEPTEMBER   64.1 DEGREES        +3.2 DEGREES - 11TH WARMEST
   OCTOBER     49.6 DEGREES        +1.2 DEGREES
   NOVEMBER    32.9 DEGREES        -0.9 DEGREES

   AUTUMN      48.9 DEGREES        +1.2 DEGREES

THE AVERAGE HIGH TEMPERATURE WAS 58.6 DEGREES WHICH WAS 1.5 DEGREES
WARMER THAN 1981-2010 NORMAL OF 57.1 DEGREES.

THE AVERAGE LOW TEMPERATURE WAS 39.2 DEGREES WHICH WAS 0.9 DEGREES
WARMER THAN 1981-2010 NORMAL OF 38.3 DEGREES.

THE WARMEST HIGH TEMPERATURE WAS 91 DEGREES ON SEPTEMBER 22ND.
THE COLDEST HIGH TEMPERATURE WAS 28 DEGREES ON NOVEMBER 10TH.

THE WARMEST LOW TEMPERATURE WAS 71 DEGREES ON SEPTEMBER 22ND.
THE COLDEST LOW TEMPERATURE WAS 9 DEGREES ON NOVEMBER 10TH.


PRECIPITATION

FROM SEPTEMBER 1 THROUGH NOVEMBER 30 2017, ROCHESTER INTERNATIONAL
AIRPORT RECEIVED 7.68 INCHES OF PRECIPITATION.  THIS WAS 0.08 INCHES
WETTER THAN THE 1981-2010 NORMAL 7.60 INCHES.  THE TABLE BELOW
CONTAINS THE MONTHLY PRECIPITATION TOTALS AND THEIR DEPARTURES FROM
NORMAL FOR THE AUTUMN OF 2017.

          AUTUMN 2017 PRECIPITATION
               IN ROCHESTER MN

                PRECIPITATION         DEPARTURE
   MONTH            TOTAL            FROM NORMAL
   -----        ------------         -----------
   SEPTEMBER    2.17 INCHES         -1.28 INCHES
   OCTOBER      5.09 INCHES         +2.85 INCHES
   NOVEMBER     0.42 INCHES         -1.49 INCHES

   AUTUMN       7.68 INCHES         +0.08 INCHES

THE HIGHEST DAILY PRECIPITATION TOTAL WAS 1.44 INCHES ON OCTOBER 6TH.

NO PRECIPITATION FELL ON 46 DAYS (50.5%).
A TRACE OF PRECIPITATION FELL ON 15 DAYS (16.5%).
MEASURABLE PRECIPITATION FELL ON 30 DAYS (33.0%).


SNOWFALL...

FROM SEPTEMBER 1 THROUGH NOVEMBER 30 2017, ROCHESTER INTERNATIONAL
AIRPORT RECEIVED JUST 3.3 INCHES OF SNOW.  THIS WAS 3.6 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 2017.

            AUTUMN 2017 SNOWFALL
               IN ROCHESTER MN

                  SNOWFALL            DEPARTURE
   MONTH            TOTAL            FROM NORMAL
   -----        ------------         -----------
   SEPTEMBER     0.0 INCHES           0.0 INCHES
   OCTOBER       2.6 INCHES          +1.8 INCHES  - 8TH SNOWIEST
   NOVEMBER      0.7 INCHES          -5.4 INCHES

   AUTUMN        3.3 INCHES          -3.6 INCHES

THE HIGHEST DAILY SNOWFALL TOTAL WAS 2.6 INCHES ON OCTOBER 27TH.
THIS WAS THE 8TH GREATEST SNOWFALL IN AN OCTOBER.

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

...THE ROCHESTER MN CLIMATE SUMMARY FOR THE SEASON, FROM
9/1/2017 TO 11/30/2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1886 TO 2017

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            91   09/22        MM      MM       83  09/18
                                                          09/05
LOWEST              9   11/10        MM      MM       18  11/21
AVG. MAXIMUM     58.6              57.1     1.5
AVG. MINIMUM     39.2              38.3     0.9     43.6
MEAN             48.9              47.7     1.2     53.1
DAYS MAX >= 90      1               0.2     0.8        0
DAYS MAX <= 32      3               6.2    -3.2        1
DAYS MIN <= 32     33              29.9     3.1       16
DAYS MIN <= 0       0               0.7    -0.7        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM           MM   MM
 MINIMUM           MM   MM
TOTALS           7.68              7.60    0.08    13.21
DAILY AVG.       0.08              0.08    0.00
DAYS >= .01        30              28.6     1.4       29
DAYS >= .10        18              14.7     3.3       18
DAYS >= .50         4               4.5    -0.5        8
DAYS >= 1.00        2               1.6     0.4        3
GREATEST
 24 HR. TOTAL    1.44   MM
 STORM TOTAL     1.19
 (MM/DD(HH))            MM

SNOWFALL (INCHES)
RECORDS
 TOTAL             MM   5
 24 HR TOTAL       MM
TOTALS            3.3               6.9    -3.6
 LIQUID EQUIV    0.33              0.70   -0.37
SINCE 7/1         3.3               6.9    -3.6
DAYS >= TRACE      13               6.1     6.9
DAYS >= 1.0         1               2.0    -1.0
GREATEST
 SNOW DEPTH         0   MM
 24 HR TOTAL      2.6   MM
 STORM TOTAL       MM
 (MM/DD(HH))            MM

DEGREE_DAYS
HEATING TOTAL    1537              1633     -96
 SINCE 7/1       1578              1672     -94
COOLING TOTAL      92                60      32
 SINCE 1/1        494               585     -91

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

WIND (MPH)
AVERAGE WIND SPEED              11.8
HIGHEST WIND SPEED/DIRECTION    39/300    DATE  11/21
HIGHEST GUST SPEED/DIRECTION    49/300    DATE  11/21

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.40
NUMBER OF DAYS FAIR           46
NUMBER OF DAYS PC             24
NUMBER OF DAYS CLOUDY         21

AVERAGE RH (PERCENT)     75

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              9     MIXED PRECIP               0
HEAVY RAIN               10     RAIN                      14
LIGHT RAIN               35     FREEZING RAIN              0
LT FREEZING RAIN          2     HAIL                       0
HEAVY SNOW                1     SNOW                       2
LIGHT SNOW               13     SLEET                      0
FOG                      36     FOG W/VIS <= 1/4 MILE      5
HAZE                      5

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

$$

BOYNE


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