401
CXUS53 KIWX 011836
CLMSBN
CLIMATE REPORT
NATIONAL WEATHER SERVICE NORTHERN INDIANA
236 PM EDT THU OCT 01 2026
...............................
..THE SOUTH BEND CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2026
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1893 TO 2026
WEATHER OBSERVED NORMAL DEPART LAST YEAR'S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
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TEMPERATURE (F)
RECORD
HIGH 99 09/01/1953
09/08/1933
09/07/1933
LOW 29 09/28/1942
HIGHEST 93 09/02 MM MM 88 09/19
LOWEST 42 09/26 MM MM 40 09/08
AVG. MAXIMUM 77.5 74.4 3.1 78.3
AVG. MINIMUM 58.0 53.0 5.0 54.7
MEAN 67.8 63.7 4.1
DAYS MAX >= 90 4 1.5 2.5 0
DAYS MAX <= 32 0 0.0 0.0 0
DAYS MIN <= 32 0 0.0 0.0 0
DAYS MIN <= 0 0 0.0 0.0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 13.92 2008
MINIMUM 0.01 1979
TOTALS 4.36 3.49 0.87 1.34
DAILY AVG. 0.15 0.12 0.03 0.04
DAYS >= .01 8 9.6 -1.6 6
DAYS >= .10 7 5.9 1.1 4
DAYS >= .50 4 2.2 1.8 1
DAYS >= 1.00 1 0.8 0.2 0
GREATEST
24 HR. TOTAL 1.71 09/20 TO 09/20
SNOWFALL (INCHES)
RECORDS
TOTAL 1.2 1942
TOTALS 0.0 0.0 0.0 0.0
SINCE 7/1 0.0 0.0 0.0 0.0
SNOWDEPTH AVG. 0 0
DAYS >= 1.0 0 0.0 0.0 0
GREATEST
SNOW DEPTH 0
24 HR TOTAL 0.0
DEGREE DAYS
HEATING TOTAL 62 116 -54 46
SINCE 7/1 66 137 -71 71
COOLING TOTAL 156 77 79 100
SINCE 1/1 902 714 188 950
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WIND (MPH)
AVERAGE WIND SPEED 6.2
HIGHEST WIND SPEED/DIRECTION 25/320 DATE 09/03
HIGHEST GUST SPEED/DIRECTION 36/330 DATE 09/03
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.35
NUMBER OF DAYS FAIR 18
NUMBER OF DAYS PC 6
NUMBER OF DAYS CLOUDY 6
AVERAGE RH (PERCENT) 76
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 7 MIXED PRECIP 0
HEAVY RAIN 4 RAIN 6
LIGHT RAIN 12 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 15 FOG W/VIS <= 1/4 MILE 2
HAZE 2
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
THE AVERAGE TEMPERATURE OF 67.8 DEGREES TIES AS THE 20TH WARMEST ON RECORD
(1941, 1925, 1920). THE RAINFALL TOTAL OF 4.36 RANKS AS THE 33RD WETTEST ON
RECORD.THIS WAS THE WETTEST SEPTEMBER SINCE 6.56 INCHES IN 2019.
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