857
CXUS53 KDLH 021400
CLMDLH

CLIMATE REPORT
NATIONAL WEATHER SERVICE DULUTH MN
900 AM CDT WED OCT 02 2024

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

...THE DULUTH CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2024...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1870 TO 2024

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             97   09/03/2023
 LOW              22   09/22/1974
                       09/26/1965
                       09/20/1962
HIGHEST           86   09/16         MM      MM       97  09/03
LOWEST            34   09/07         MM      MM       35  09/13
AVG. MAXIMUM    76.2               67.2     9.0     69.7
AVG. MINIMUM    52.5               47.3     5.2     54.1
MEAN            64.3               57.2     7.1     61.9
DAYS MAX >= 90     0                0.0     0.0        1
DAYS MAX <= 32     0                0.0     0.0        0
DAYS MIN <= 32     0                1.1    -1.1        0
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       11.52   1881
 MINIMUM        0.19   1952
TOTALS          0.31               3.48   -3.17    10.36
DAILY AVG.      0.01               0.12   -0.11     0.35
DAYS >= .01        4               11.6    -7.6       14
DAYS >= .10        1                6.7    -5.7       10
DAYS >= .50        0                2.0    -2.0        5
DAYS >= 1.00       0                0.8    -0.8        4
GREATEST
 24 HR. TOTAL   0.16   09/21 TO 09/21

SNOWFALL (INCHES)
RECORDS
 TOTAL           2.4   1991
TOTALS           0.0                0.1    -0.1      0.0
SINCE 7/1        0.0                0.1    -0.1       MM
SNOWDEPTH AVG.     0                                   0
DAYS >= 1.0        0                0.0     0.0        0
GREATEST
 SNOW DEPTH        0                                   0  MM
 24 HR TOTAL     0.0

DEGREE DAYS
HEATING TOTAL     81                254    -173      155
 SINCE 7/1       134                366    -232       MM
COOLING TOTAL     70                 21      49       68
 SINCE 1/1       308                254      54       MM
................................................................

WIND (MPH)
AVERAGE WIND SPEED              7.9
HIGHEST WIND SPEED/DIRECTION    29/310    DATE  09/30
HIGHEST GUST SPEED/DIRECTION    47/300    DATE  09/30

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.22
NUMBER OF DAYS FAIR           23
NUMBER OF DAYS PC              7
NUMBER OF DAYS CLOUDY          0

AVERAGE RH (PERCENT)     69

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              2     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       1
LIGHT RAIN                8     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       9     FOG W/VIS <= 1/4 MILE      3
HAZE                      2

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

$$