Climatological Report (Monthly)
Issued by NWS Wilmington, OH

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476
CXUS51 KILN 012145
CLMDAY

CLIMATE REPORT
NATIONAL WEATHER SERVICE WILMINGTON OH
545 PM EDT TUE OCT 01 2024

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

...THE DAYTON OH CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2024...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1869 TO 2024

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH            102   09/05/1899
 LOW              28   09/30/1888
HIGHEST           93   09/20         77      16       93  09/05
                       09/21
LOWEST            42   09/08         55     -13       47  09/15
                                                          09/16
                                                          09/23
AVG. MAXIMUM    82.3               78.6     3.7     79.7
AVG. MINIMUM    59.1               56.8     2.3     57.6
MEAN            70.7               67.7     3.0     68.6
DAYS MAX >= 90     5                2.0     3.0        2
DAYS MAX <= 32     0                0.0     0.0        0
DAYS MIN <= 32     0                0.0     0.0        0
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
TOTALS          4.68               3.31    1.37     0.54
DAILY AVG.      0.16               0.11    0.05     0.02
DAYS >= .01        7                8.6    -1.6        5
DAYS >= .10        5                5.1    -0.1        3
DAYS >= .50        3                2.0     1.0        0
DAYS >= 1.00       2                0.8     1.2        0
GREATEST
 24 HR. TOTAL   1.95   09/26 TO 09/27               0.20  09/28 TO 09/28

SNOWFALL (INCHES)
TOTALS           0.0                0.0     0.0      0.0
SINCE 7/1        0.0                0.0     0.0      0.0
DAYS >= TRACE      0                0.0     0.0        0
DAYS >= 1.0        0                0.0     0.0        0
GREATEST
 24 HR TOTAL     0.0    MM                           0.0

DEGREE DAYS
HEATING TOTAL     16                 58     -42       15
 SINCE 7/1        23                 59     -36       18
COOLING TOTAL    195                139      56      134
 SINCE 1/1      1294               1129     165      975
................................................................

WIND (MPH)
AVERAGE WIND SPEED              7.3
RESULTANT WIND SPEED/DIRECTION   3/060
HIGHEST WIND SPEED/DIRECTION    40/050    DATE  09/27
HIGHEST GUST SPEED/DIRECTION    56/050    DATE  09/27

SKY COVER
AVERAGE SKY COVER           0.48

AVERAGE RH (PERCENT)     66

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              3     MIXED PRECIP               0
HEAVY RAIN                3     RAIN                       4
LIGHT RAIN               11     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       9     FOG W/VIS <= 1/4 MILE      0
HAZE                      1

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

$$