Climatological Report (Annual)
Issued by NWS Duluth, MN

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000
CXUS53 KDLH 020434
CLADLH


CLIMATE REPORT
NATIONAL WEATHER SERVICE DULUTH MN
905 PM CST SUN JAN 1 2017

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

...THE DULUTH MN CLIMATE SUMMARY FOR THE YEAR OF 2016...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1870 TO 2016

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             106   07/13/1936
 LOW              -41   01/02/1885
HIGHEST            92   05/06        MM      MM       93  08/14
LOWEST            -21   12/18        MM      MM      -19  02/23
                        01/17                             02/19
                        01/11
AVG. MAXIMUM     51.3              48.8     2.5     51.4
AVG. MINIMUM     34.0              30.5     3.5     33.4
MEAN             42.7              39.7     3.0     42.4
DAYS MAX >= 90      2               1.5     0.5        3
DAYS MAX <= 32     87              98.2   -11.2       81
DAYS MIN <= 32    158             176.7   -18.7      153
DAYS MIN <= 0      31              39.1    -8.1       34

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        45.28   1879
 MINIMUM        18.11   1910
TOTALS          33.66             30.96    2.70    32.29
DAILY AVG.       0.09              0.08    0.01     0.09
DAYS >= .01       152             131.4    20.6      122
DAYS >= .10        77              64.5    12.5       53
DAYS >= .50        17              18.5    -1.5       26
DAYS >= 1.00        7               6.1     0.9        7
GREATEST
 24 HR. TOTAL    2.27   07/11 TO 07/11

SNOWFALL (INCHES)
RECORDS
 TOTAL          137.2   5
                        0
                        0
 24 HR TOTAL     25.4   12/05/1950 TO 12/06/1950
 SNOW DEPTH        48   03/19/1965
TOTALS           81.8              86.1    -4.3     53.1
SINCE 7/1        29.4              33.8    -4.4     29.0
SNOWDEPTH AVG.      3                MM      MM        2
DAYS >= TRACE     118              60.6    57.4      104
DAYS >= 1.0        29                       5.6
GREATEST
 SNOW DEPTH        15   02/18                         13  03/04
                        02/16
                        02/17
 24 HR TOTAL      8.7   03/16 TO 03/16

DEGREE_DAYS
HEATING TOTAL    8330              9444   -1114     8397
 SINCE 7/1         MM              3769      MM       MM
COOLING TOTAL     281               205      76      336
 SINCE 1/1        281               204      77      336

FREEZE DATES
RECORD
 EARLIEST     08/27/1986
 LATEST       06/21/1992
EARLIEST                        MM
LATEST                          MM
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              9.9
RESULTANT WIND SPEED/DIRECTION   1/275
HIGHEST WIND SPEED/DIRECTION    53/280    DATE  08/04
HIGHEST GUST SPEED/DIRECTION    69/290    DATE  07/21

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.60
NUMBER OF DAYS FAIR          115
NUMBER OF DAYS PC            135
NUMBER OF DAYS CLOUDY        116

AVERAGE RH (PERCENT)     74


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

$$

.2016 WAS WARMER THAN NORMAL WITH ABOVE NORMAL
PRECIPITATION AT DULUTH MN...

THE AVERAGE TEMPERATURE FOR 2016 WAS 42.7 DEGREES WHICH WAS 3.0
DEGREES ABOVE THE NORMAL OF 39.7 DEGREES MAKING THIS THE 8TH WARMEST
YEAR IN STATION HISTORY. THE HIGHEST TEMPERATURE FOR THE YEAR WAS 92
DEGREES ON MAY 6TH. THE LOWEST TEMPERATURE WAS -21 DEGREES ON JANUARY
11TH, JANUARY 17TH AND DECEMBER 18TH. NO MONTHLY TEMPERATURE RECORDS
WERE BROKEN THIS YEAR.

2016 WAS ABOVE NORMAL FOR PRECIPITATION WITH A TOTAL OF 33.66 INCHES
OF PRECIPITATION RECORDED FOR THE YEAR. THIS WAS 2.70 INCHES ABOVE
THE NORMAL OF 30.96 INCHES. THE GREATEST AMOUNT OF PRECIPITATION IN
A 24 HOUR PERIOD OCCURRED ON JULY 11TH WHEN 2.27 INCHES WAS RECORDED.
AT LEAST 0.01 INCHES OF PRECIPITATION FELL ON 152 DAYS. AT LEAST 0.10
INCHES FELL ON 77 DAYS. AT LEAST 0.50 INCHES FELL ON 17 DAYS. AT
LEAST 1.00 INCHES FELL ON 7 DAYS. THERE WAS 81.8 INCHES OF SNOW FOR
THE YEAR WHICH IS 4.3 INCHES BELOW THE NORMAL OF 86.1 INCHES. THE
GREATEST AMOUNT OF SNOWFALL IN A 24 HOUR PERIOD OCCURRED ON MARCH
16TH WHEN 8.7 INCHES WAS RECORDED. NO MONTHLY PRECIPITATION RECORDS
WERE BROKEN THIS YEAR. NO MONTHLY SNOWFALL RECORDS WERE BROKEN THIS
YEAR.

THE AVERAGE WIND SPEED FOR THE YEAR WAS 9.9 MPH. THE HIGHEST
SUSTAINED WIND OCCURRED ON AUGUST 4TH WITH A SPEED OF 53 MPH OUT OF
THE WEST. THE HIGHEST PEAK WIND GUST OCCURRED ON JULY 21ST WITH A
SPEED OF 69 MPH OUT OF THE WEST.

THERE WERE 8330 HEATING DEGREE DAYS FOR THE YEAR WHICH WAS 1114
BELOW THE NORMAL OF 9444. THERE WERE 281 COOLING DEGREE DAYS FOR THE
YEAR WHICH WAS 76 ABOVE THE NORMAL OF 205. THE HIGHEST SEA LEVEL
PRESSURE FOR THE YEAR WAS 30.68 INCHES REACHED ON FEBRUARY 13TH AND
THE LOWEST SEA LEVEL PRESSURE READING WAS 28.99 INCHES REACHED ON
NOVEMBER 29TH.

$$






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