660
CXUS51 KILN 011357
CLMDAY
CLIMATE REPORT
NATIONAL WEATHER SERVICE WILMINGTON OH
957 AM EDT THU MAY 01 2025
...............................
..THE DAYTON OH CLIMATE SUMMARY FOR THE MONTH OF APRIL 2025
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1869 TO 2025
WEATHER OBSERVED NORMAL DEPART LAST YEAR'S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
............................................................
TEMPERATURE (F)
RECORD
HIGH 90 04/30/1899
LOW 15 04/08/1972
HIGHEST 83 04/24 62 21 84 04/16
LOWEST 25 04/08 41 -16 32 04/06
AVG. MAXIMUM 65.1 64.5 0.6 66.5
AVG. MINIMUM 43.7 42.9 0.8 47.3
MEAN 54.4 53.7 0.7 56.9
DAYS MAX >= 90 0 0.0 0.0 0
DAYS MAX <= 32 0 0.0 0.0 0
DAYS MIN <= 32 5 5.0 0.0 1
DAYS MIN <= 0 0 0.0 0.0 0
PRECIPITATION (INCHES)
TOTALS 6.15 4.46 1.69 4.74
DAILY AVG. 0.21 0.15 0.06 0.16
DAYS >= .01 13 13.0 0.0 15
DAYS >= .10 7 8.5 -1.5 9
DAYS >= .50 6 3.0 3.0 4
DAYS >= 1.00 2 1.1 0.9 1
GREATEST
24 HR. TOTAL 2.45 04/04 TO 04/05 1.46 04/01 TO 04/02
SNOWFALL (INCHES)
TOTALS 0.5 0.4 0.1 T
SINCE 7/1 21.9 25.0 -3.1 13.6
DAYS >= TRACE 3 1.0 2.0 2
DAYS >= 1.0 0 0.1 -0.1 0
GREATEST
24 HR TOTAL 0.5 0 4/06 TO 04/06 T 04/03 TO 04/03
04/04 TO 04/04
DEGREE DAYS
HEATING TOTAL 331 354 -23 269
SINCE 7/1 4664 5010 -346 4172
COOLING TOTAL 19 15 4 35
SINCE 1/1 25 17 8 37
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WIND (MPH)
AVERAGE WIND SPEED 10.9
RESULTANT WIND SPEED/DIRECTION 2/220
HIGHEST WIND SPEED/DIRECTION 40/230 DATE 04/29
HIGHEST GUST SPEED/DIRECTION 68/240 DATE 04/29
SKY COVER
AVERAGE SKY COVER 0.68
AVERAGE RH (PERCENT) 63
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 7 MIXED PRECIP 0
HEAVY RAIN 5 RAIN 7
LIGHT RAIN 17 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 2 SLEET 1
FOG 10 FOG W/VIS <= 1/4 MILE 0
HAZE 6
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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