836
CDUS41 KILN 170531
CLIDAY
CLIMATE REPORT
NATIONAL WEATHER SERVICE WILMINGTON OH
131 AM EDT WED SEP 17 2025
...............................
..THE DAYTON OH CLIMATE SUMMARY FOR SEPTEMBER 16 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 4:02 PM 99 1897 79 7 87
MINIMUM 56 7:05 AM 38 1902 57 -1 59
AVERAGE 71 68 3 73
PRECIPITATION (IN)
YESTERDAY 0.00 3.81 2005 0.11 -0.11 0.00
MONTH TO DATE 0.20 1.78 -1.58 T
SINCE SEP 1 0.20 1.78 -1.58 T
SINCE JAN 1 30.77 30.73 0.04 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 13 5 16
SINCE SEP 1 18 13 5 16
SINCE JUL 1 38 16 22 23
COOLING
YESTERDAY 6 4 2 8
MONTH TO DATE 44 96 -52 91
SINCE SEP 1 44 96 -52 91
SINCE JAN 1 1063 1086 -23 1190
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION NE (50)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION E (70)
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION E (70)
AVERAGE WIND SPEED 3.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 80 5:00 AM
LOWEST 30 2:00 PM
AVERAGE 55
......................................................
THE DAYTON OH CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 78 92 1899
1906
1931
MINIMUM TEMPERATURE (F) 56 39 1959
SUNRISE AND SUNSET
SEPTEMBER 17 2025.....SUNRISE 7:20 AM EDT SUNSET 7:42 PM EDT
SEPTEMBER 18 2025.....SUNRISE 7:21 AM EDT SUNSET 7:40 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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