Climatological Report (Daily)
Issued by NWS
Issued by NWS
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291
CDUS43 KIWX 182045
CLISBN
CLIMATE REPORT
NATIONAL WEATHER SERVICE NORTHERN INDIANA
445 PM EDT MON AUG 18 2025
...................................
...THE SOUTH BEND CLIMATE SUMMARY FOR AUGUST 18 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 78 1031 AM 98 1947 81 -3 78
MINIMUM 67 700 AM 41 1963 61 6 66
AVERAGE 73 71 2 72
PRECIPITATION (IN)
TODAY 0.88 1.66 1912 0.13 0.75 0.17
MONTH TO DATE 1.30 2.41 -1.11 0.82
SINCE JUN 1 9.35 10.23 -0.88 10.36
SINCE JAN 1 21.79 25.24 -3.45 27.77
DEGREE DAYS
HEATING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 19 51 -32 20
SINCE JUL 1 0 7 -7 3
COOLING
TODAY 8 6 2 7
MONTH TO DATE 184 119 65 149
SINCE JUN 1 789 511 278 637
SINCE JAN 1 824 567 257 698
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION SE (120)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION SE (130)
AVERAGE WIND SPEED 10.9
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
THUNDERSTORM
HEAVY RAIN
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 1200 PM
LOWEST 66 1100 AM
AVERAGE 81
..........................................................
THE SOUTH BEND CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 81 98 1916
1983
MINIMUM TEMPERATURE (F) 61 44 1896
1933
SUNRISE AND SUNSET
AUGUST 18 2025........SUNRISE 657 AM EDT SUNSET 840 PM EDT
AUGUST 19 2025........SUNRISE 658 AM EDT SUNSET 839 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$