Climatological Report (Monthly)
Issued by NWS Wilmington, OH

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000
CXUS51 KILN 012118
CLMDAY

CLIMATE REPORT
NATIONAL WEATHER SERVICE WILMINGTON OH
418 PM EST MON JAN 01 2024

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

...THE DAYTON OH CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2023...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1869 TO 2023

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             72   12/06/1998
                       12/02/1982
 LOW             -20   12/22/1989
HIGHEST           60   12/25         39      21       63  12/30
LOWEST            24   12/13         24       0       -9  12/23
                       12/14
AVG. MAXIMUM    48.4               41.5     6.9     41.3
AVG. MINIMUM    35.0               27.1     7.9     26.5
MEAN            41.7               34.3     7.4     33.9
DAYS MAX >= 90     0                0.0     0.0        0
DAYS MAX <= 32     0                8.2    -8.2        7
DAYS MIN <= 32    12               23.3   -11.3       18
DAYS MIN <= 0      0                0.4    -0.4        2

PRECIPITATION (INCHES)
TOTALS          2.02               3.05   -1.03     1.50
DAILY AVG.      0.07               0.10   -0.03     0.05
DAYS >= .01       12               11.8     0.2       15
DAYS >= .10        5                6.2    -1.2        4
DAYS >= .50        1                2.1    -1.1        0
DAYS >= 1.00       0                0.6    -0.6        0
GREATEST
 24 HR. TOTAL   0.74   12/09 TO 12/09               0.52  12/30 TO 12/31

SNOWFALL (INCHES)
TOTALS           0.9                4.8    -3.9      3.1
SINCE 7/1        0.9                5.8    -4.9      5.5
DAYS >= TRACE      8                4.9     3.1        8
DAYS >= 1.0        0                1.6    -1.6        2
GREATEST
 24 HR TOTAL     0.7   12/18 TO 12/18                1.7  12/23 TO 12/23

DEGREE DAYS
HEATING TOTAL    717                952    -235      955
 SINCE 7/1      1623               1942    -319     1913
COOLING TOTAL      0                  0       0        0
 SINCE 1/1      1018               1153    -135     1230
................................................................

WIND (MPH)
AVERAGE WIND SPEED              9.6
RESULTANT WIND SPEED/DIRECTION   6/220
HIGHEST WIND SPEED/DIRECTION    32/290    DATE  12/18
HIGHEST GUST SPEED/DIRECTION    39/310    DATE  12/18

SKY COVER
AVERAGE SKY COVER           0.76

AVERAGE RH (PERCENT)     68

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                2     RAIN                       5
LIGHT RAIN               16     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                1     SNOW                       1
LIGHT SNOW                8     SLEET                      1
FOG                      17     FOG W/VIS <= 1/4 MILE      6
HAZE                      5

-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.

$$


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