Climatological Report (Annual)
Issued by NWS Duluth, MN

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243
CXUS53 KDLH 042318
CLADLH

CLIMATE REPORT
NATIONAL WEATHER SERVICE DULUTH MN
1247 PM CST WED JAN 1 2020

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

...THE DULUTH MN CLIMATE SUMMARY FOR THE YEAR OF 2019...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1870 TO 2019

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            89   07/15        MM      MM       92  05/26
                        07/12
LOWEST            -31   01/31        MM      MM      -22  01/06
AVG. MAXIMUM     48.9              48.8     0.1     49.3
AVG. MINIMUM     31.0              30.5     0.5     30.9
MEAN             39.9              39.7     0.2     40.1
DAYS MAX >= 90      0               1.5    -1.5        2
DAYS MAX <= 32    105              98.2     6.8      108
DAYS MIN <= 32    174             176.7    -2.7      193
DAYS MIN <= 0      47              39.1     7.9       36

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        45.28   1879
 MINIMUM        18.11   1910
TOTALS          34.34             30.96    3.38    29.80
DAILY AVG.       0.09              0.08    0.01     0.08
DAYS >= .01       149             131.4    17.6      128
DAYS >= .10        80              64.5    15.5       65
DAYS >= .50        20              18.5     1.5       17
DAYS >= 1.00        6               6.1    -0.1        5
GREATEST
 24 HR. TOTAL    1.53   7/28

SNOWFALL (INCHES)
RECORDS
 TOTAL
MAXIMUM        168.9   1950
MINIMUM         41.9   1973
TOTALS          129.6              86.1    43.5     90.4
SINCE 7/1        56.3              33.8    22.5     33.5

 24 HR TOTAL     25.4   12/05/1950 TO 12/06/1950
 SNOW DEPTH        48   03/19/1965

SNOWDEPTH AVG.      6                MM      MM        4
DAYS >= TRACE     133              60.6    72.4      119
DAYS >= 1.0        31                       7.6
GREATEST
 SNOW DEPTH        27   03/10                         22  02/25
                        02/24
                        02/21
 24 HR TOTAL     14.5   11/30 TO 11/30

DEGREE_DAYS
HEATING TOTAL    9336              9444    -108     9314
 SINCE 7/1         MM              3769      MM       MM
COOLING TOTAL     342               205     137      394
 SINCE 1/1        342               204     138      394

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

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

WIND (MPH)
AVERAGE WIND SPEED              10.0
RESULTANT WIND SPEED/DIRECTION   1/298
HIGHEST WIND SPEED/DIRECTION    45/080    DATE  04/11
HIGHEST GUST SPEED/DIRECTION    63/100    DATE  12/29

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.50
NUMBER OF DAYS FAIR          122
NUMBER OF DAYS PC            138
NUMBER OF DAYS CLOUDY        105

AVERAGE RH (PERCENT)     68


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

$$



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