950
CXUS53 KDLH 040609
CLADLH

CLIMATE REPORT
NATIONAL WEATHER SERVICE DULUTH MN
1208 AM CST SUN JAN 04 2026

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

...THE DULUTH CLIMATE SUMMARY FOR THE YEAR OF 2025...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1870 TO 2025

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           88   07/27         MM      MM       90  07/27
                                                          08/26
LOWEST           -27   01/21         MM      MM      -18  12/12
AVG. MAXIMUM    50.0               50.0    -0.0     53.6
AVG. MINIMUM    31.0               31.1    -0.1     35.5
MEAN            40.5               40.6    -0.1     44.6
DAYS MAX >= 90     0                1.6    -1.6        2
DAYS MAX <= 32    90               99.4    -9.4       67
DAYS MIN <= 32   177              176.6     0.4      154
DAYS MIN <= 0     45               37.7     7.3       18

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       45.28   1879
 MINIMUM       18.11   1910
TOTALS         20.35              31.18  -10.83    28.00
DAILY AVG.      0.06               0.09   -0.03     0.08
DAYS >= .01      126              133.2    -7.2       MM
DAYS >= .10       55               65.7   -10.7       MM
DAYS >= .50        9               18.4    -9.4       MM
DAYS >= 1.00       0                5.7    -5.7       MM
GREATEST
 24 HR. TOTAL  13.93

SNOWFALL (INCHES)
RECORDS
 TOTAL         168.9   1950
 24 HR TOTAL    34.9   MM
 SNOW DEPTH       48   03/19/1965
TOTALS          68.3               90.2   -21.9     44.6
SINCE 7/1       26.5               35.6    -9.1       MM
SNOWDEPTH AVG.     2                                   1
DAYS >= TRACE     91               62.4    28.6       MM
DAYS >= 1.0       19                       -5.8
GREATEST
 SNOW DEPTH       13   02/15                          13  03/26
                                                          03/27
 24 HR TOTAL    16.7

DEGREE DAYS
HEATING TOTAL   9041               9115     -74     7676
 SINCE 7/1      3468               3553     -85       MM
COOLING TOTAL    246                255      -9      308
 SINCE 1/1       246                255      -9       MM

FREEZE DATES
RECORD
 EARLIEST     08/27/1986
 LATEST       06/21/1992
EARLIEST                        10/07
LATEST                          05/23
................................................................

WIND (MPH)
AVERAGE WIND SPEED              9.8
RESULTANT WIND SPEED/DIRECTION   1/310
HIGHEST WIND SPEED/DIRECTION    58/360    DATE  03/31
HIGHEST GUST SPEED/DIRECTION    59/300    DATE  02/28

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.49
NUMBER OF DAYS FAIR          136
NUMBER OF DAYS PC            138
NUMBER OF DAYS CLOUDY         90

AVERAGE RH (PERCENT)     71


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

$$