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Climatological Report (Annual)
Issued by NWS Duluth, MN

000
CXUS53 KDLH 102023
CLAINL

MSPCLAINL 000
TTAA00 DLH 072006

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

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

...THE INTERNATIONAL FALLS CLIMATE SUMMARY FOR THE YEAR OF 2021...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1895 TO 2022

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH            103   07/22/1923
 LOW             -55   01/06/1909
HIGHEST           98   06/04         MM      MM       92  07/03
LOWEST           -42   02/13         MM      MM      -33  01/11
AVG. MAXIMUM    52.9               48.9     4.0     50.4
AVG. MINIMUM    29.4               25.9     3.5     26.7
MEAN            41.1               37.4     3.7     38.5
DAYS MAX >= 90    17                2.0    15.0        6
DAYS MAX <= 32    84              103.9   -19.9      108
DAYS MIN <= 32   190              199.6    -9.6      212
DAYS MIN <= 0     41               57.0   -16.0       44

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       34.35   1941
 MINIMUM       17.23   1952
TOTALS         20.83              25.37   -4.54    21.44
DAILY AVG.      0.06               0.07   -0.01     0.06
DAYS >= .01      117              132.9   -15.9      134
DAYS >= .10       48               58.4   -10.4       54
DAYS >= .50       12               14.0    -2.0       13
DAYS >= 1.00       4                3.6     0.4        2
GREATEST
 24 HR. TOTAL   2.25   09/19 TO 09/20

SNOWFALL (INCHES)
RECORDS
 TOTAL         131.8   1992
 SNOW DEPTH       38   01/24/1982
TOTALS          46.4               73.0   -26.6     61.2
SINCE 7/1       30.5               29.6     0.9       MM
SNOWDEPTH AVG.     3                                   6
DAYS >= TRACE     85               61.4    23.6      109
DAYS >= 1.0       17                       -6.2
GREATEST
 SNOW DEPTH       14   02/04                          26  01/20
                       02/05
                       12/29
                                                          01/19
 24 HR TOTAL     9.3

DEGREE DAYS
HEATING TOTAL   8934              10181   -1247     9748
 SINCE 7/1      3454               4078    -624       MM
COOLING TOTAL    403                174     229      249
 SINCE 1/1       403                174     229       MM

FREEZE DATES
RECORD
 EARLIEST     08/20/1907
 LATEST       07/11/1911
EARLIEST                        10/17
LATEST                          05/29
................................................................

WIND (MPH)
AVERAGE WIND SPEED              6.6
RESULTANT WIND SPEED/DIRECTION   1/280
HIGHEST WIND SPEED/DIRECTION    31/320    DATE  03/30
HIGHEST GUST SPEED/DIRECTION    50/280    DATE  07/23

SKY COVER
AVERAGE SKY COVER           0.45

AVERAGE RH (PERCENT)     69


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

$$