Climatological Report (Daily)
Issued by NWS Wilmington, OH
Issued by NWS Wilmington, OH
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035
CDUS41 KILN 180606
CLIDAY
CLIMATE REPORT
NATIONAL WEATHER SERVICE WILMINGTON OH
206 AM EDT THU SEP 18 2025
...................................
...THE DAYTON OH CLIMATE SUMMARY FOR SEPTEMBER 17 2025...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1869 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 86 4:49 PM 92 1899 78 8 87
1906
1931
MINIMUM 58 5:43 AM 39 1959 56 2 57
AVERAGE 72 67 5 72
PRECIPITATION (IN)
YESTERDAY 0.00 0.77 2016 0.12 -0.12 T
MONTH TO DATE 0.20 1.90 -1.70 T
SINCE SEP 1 0.20 1.90 -1.70 T
SINCE JAN 1 30.77 30.85 -0.08 27.52
SNOWFALL (IN)
YESTERDAY 0.0 MM MM 0.0 0.0 0.0
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 0 2 -2 0
MONTH TO DATE 18 15 3 16
SINCE SEP 1 18 15 3 16
SINCE JUL 1 38 18 20 23
COOLING
YESTERDAY 7 4 3 7
MONTH TO DATE 51 100 -49 98
SINCE SEP 1 51 100 -49 98
SINCE JAN 1 1070 1090 -20 1197
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION NE (50)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION N (10)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION N (350)
AVERAGE WIND SPEED 2.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 78 7:00 AM
LOWEST 30 5:00 PM
AVERAGE 54
..........................................................
THE DAYTON OH CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 78 96 1895
MINIMUM TEMPERATURE (F) 56 37 1901
1903
1959
SUNRISE AND SUNSET
SEPTEMBER 18 2025.....SUNRISE 7:21 AM EDT SUNSET 7:40 PM EDT
SEPTEMBER 19 2025.....SUNRISE 7:22 AM EDT SUNSET 7:38 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$