000
CXUS53 KDLH 102018
CLADLH

MSPCLADLH 000
TTAA00 DLH 072006

CLIMATE REPORT
NATIONAL WEATHER SERVICE DULUTH MN
218 PM CST MON JAN 10 2022

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

...THE DULUTH CLIMATE SUMMARY FOR THE YEAR OF 2021...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1870 TO 2022

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           94   06/04         MM      MM       93  07/02
                       06/05
                                                          07/03
LOWEST           -35   02/13         MM      MM      -21  02/13
AVG. MAXIMUM    52.4               50.0     2.4     50.5
AVG. MINIMUM    33.8               31.1     2.7     32.1
MEAN            43.1               40.6     2.5     41.3
DAYS MAX >= 90     4                1.6     2.4        2
DAYS MAX <= 32    82               99.4   -17.4      103
DAYS MIN <= 32   165              176.6   -11.6      192
DAYS MIN <= 0     32               37.7    -5.7       25

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       45.28   1879
 MINIMUM       18.11   1910
TOTALS         25.71              31.18   -5.47    21.26
DAILY AVG.      0.07               0.09   -0.02     0.06
DAYS >= .01      116              133.2   -17.2      110
DAYS >= .10       63               65.7    -2.7       51
DAYS >= .50       17               18.4    -1.4       12
DAYS >= 1.00       4                5.7    -1.7        3
GREATEST
 24 HR. TOTAL   1.44

SNOWFALL (INCHES)
RECORDS
 TOTAL         168.9   1950
 SNOW DEPTH       48   03/19/1965
TOTALS          60.2               90.2   -30.0     83.6
SINCE 7/1       31.5               35.6    -4.1       MM
SNOWDEPTH AVG.     2                                   7
DAYS >= TRACE    103               62.4    40.6      120
DAYS >= 1.0       17                       -7.8
GREATEST
 SNOW DEPTH       14   02/21                          28  01/21
                                                          01/20
                                                          01/19
 24 HR TOTAL     5.5

DEGREE DAYS
HEATING TOTAL   8267               9115    -848     8917
 SINCE 7/1      3084               3553    -469       MM
COOLING TOTAL    436                255     181      357
 SINCE 1/1       436                255     181       MM

FREEZE DATES
RECORD
 EARLIEST     08/27/1986
 LATEST       06/21/1992
EARLIEST                        10/21
LATEST                          05/29
................................................................

WIND (MPH)
AVERAGE WIND SPEED              9.5
RESULTANT WIND SPEED/DIRECTION   2/270
HIGHEST WIND SPEED/DIRECTION    44/300    DATE  07/24
HIGHEST GUST SPEED/DIRECTION    65/300    DATE  07/24

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.48
NUMBER OF DAYS FAIR          156
NUMBER OF DAYS PC            116
NUMBER OF DAYS CLOUDY         92

AVERAGE RH (PERCENT)     69


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

$$