608
CDUS43 KIWX 212031
CLISBN
CLIMATE REPORT
NATIONAL WEATHER SERVICE NORTHERN INDIANA
431 PM EDT SUN SEP 21 2025
...............................
..THE SOUTH BEND CLIMATE SUMMARY FOR SEPTEMBER 21 2025
VALID AS OF 0400 PM LOCAL TIME.
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1893 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 80 259 PM 94 1908 73 7 92
MINIMUM 63 527 AM 32 1897 51 12 56
AVERAGE 72 62 10 74
PRECIPITATION (IN)
TODAY 0.25 1.52 1947 0.12 0.13 0.00
MONTH TO DATE 0.95 2.45 -1.50 0.09
SINCE SEP 1 0.95 2.45 -1.50 0.09
SINCE JAN 1 25.06 29.29 -4.23 29.25
DEGREE DAYS
HEATING
TODAY 0 5 -5 0
MONTH TO DATE 46 58 -12 25
SINCE SEP 1 46 58 -12 25
SINCE JUL 1 71 79 -8 33
COOLING
TODAY 7 2 5 9
MONTH TO DATE 65 64 1 110
SINCE SEP 1 65 64 1 110
SINCE JAN 1 915 701 214 924
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION S (190)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION S (190)
AVERAGE WIND SPEED 5.8
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
HEAVY RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 800 AM
LOWEST 60 200 PM
AVERAGE 77
......................................................
THE SOUTH BEND CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 72 95 1908
MINIMUM TEMPERATURE (F) 51 34 1904
1947
SUNRISE AND SUNSET
SEPTEMBER 21 2025.....SUNRISE 732 AM EDT SUNSET 744 PM EDT
SEPTEMBER 22 2025.....SUNRISE 733 AM EDT SUNSET 742 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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