Climatological Report (Daily)
Issued by NWS Wilmington, OH

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164
CDUS41 KILN 170542
CLIDAY

CLIMATE REPORT
NATIONAL WEATHER SERVICE WILMINGTON OH
142 AM EDT SAT MAY 17 2025

...................................

...THE DAYTON OH CLIMATE SUMMARY FOR MAY 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         83   4:03 PM  94    1900  74      9       80
  MINIMUM         62  10:24 PM  32    1904  54      8       53
  AVERAGE         73                        64      9       67

PRECIPITATION (IN)
  YESTERDAY        0.50          1.16 1909   0.14   0.36     0.01
  MONTH TO DATE    3.97                      2.39   1.58     1.83
  SINCE MAR 1     13.97                     10.35   3.62     9.63
  SINCE JAN 1     17.82                     15.78   2.04    16.73

SNOWFALL (IN)
  YESTERDAY        0.0                       0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.0    0.0      0.0
  SINCE MAR 1      0.5                       4.3   -3.8       T
  SINCE JUL 1     22.5                      25.0   -2.5     13.6
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        0                         4     -4        0
  MONTH TO DATE   61                        83    -22       18
  SINCE MAR 1    925                      1149   -224      828
  SINCE JUL 1   4725                      5093   -368     4190

 COOLING
  YESTERDAY        8                         3      5        2
  MONTH TO DATE   34                        32      2       45
  SINCE MAR 1     59                        49     10       80
  SINCE JAN 1     59                        49     10       80
...................................................................


WIND (MPH)
  RESULTANT WIND SPEED  12   RESULTANT WIND DIRECTION  SW (210)
  HIGHEST WIND SPEED    31   HIGHEST WIND DIRECTION    SW (230)
  HIGHEST GUST SPEED    51   HIGHEST GUST DIRECTION    SW (230)
  AVERAGE WIND SPEED    13.9


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.7


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  THUNDERSTORM
  HEAVY RAIN
  RAIN
  LIGHT RAIN
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    90          10:00 PM
 LOWEST     51           5:00 PM
 AVERAGE    71

..........................................................


THE DAYTON OH CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   74        93      1899
                                             1900
 MINIMUM TEMPERATURE (F)   54        33      1895


SUNRISE AND SUNSET
MAY 17 2025...........SUNRISE   6:20 AM EDT   SUNSET   8:47 PM EDT
MAY 18 2025...........SUNRISE   6:19 AM EDT   SUNSET   8:48 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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