140
CDUS43 KDLH 180627
CLIINL
CLIMATE REPORT
NATIONAL WEATHER SERVICE DULUTH MN
127 AM CDT THU SEP 18 2025
...............................
..THE INTERNATIONAL FALLS CLIMATE SUMMARY FOR SEPTEMBER 17 2025
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1895 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 74 2:27 PM 84 1920 66 8 84
1998
2024
MINIMUM 49 5:49 AM 23 2020 42 7 61
AVERAGE 62 54 8 73
PRECIPITATION (IN)
YESTERDAY 0.00 1.58 1955 0.10 -0.10 0.48
MONTH TO DATE 1.24 1.77 -0.53 3.06
SINCE SEP 1 1.24 1.77 -0.53 3.06
SINCE JAN 1 17.63 19.54 -1.91 22.69
SNOWFALL (IN)
YESTERDAY 0.0 0.0 2001 0.0 0.0 0.0
2002
MONTH TO DATE 0.0 0.0 0.0 0.0
SINCE SEP 1 0.0 0.0 0.0 0.0
SINCE JUL 1 0.0 0.0 0.0 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 3 12 -9 0
MONTH TO DATE 143 150 -7 64
SINCE SEP 1 143 150 -7 64
SINCE JUL 1 286 340 -54 146
COOLING
YESTERDAY 0 0 0 8
MONTH TO DATE 15 10 5 38
SINCE SEP 1 15 10 5 38
SINCE JAN 1 221 172 49 205
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WIND (MPH)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION NE (30)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION NE (30)
AVERAGE WIND SPEED 4.6
SKY COVER
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 12:00 AM
LOWEST 61 4:00 PM
AVERAGE 81
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THE INTERNATIONAL FALLS CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 66 84 2024
MINIMUM TEMPERATURE (F) 41 20 2012
2020
SUNRISE AND SUNSET
SEPTEMBER 18 2025.....SUNRISE 6:55 AM CDT SUNSET 7:19 PM CDT
SEPTEMBER 19 2025.....SUNRISE 6:56 AM CDT SUNSET 7:17 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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