Climatological Report (Monthly)
Issued by NWS Wilmington, OH

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000
CXUS51 KILN 020125
CLMDAY

CLIMATE REPORT
NATIONAL WEATHER SERVICE WILMINGTON OH
925 PM EDT SUN OCT 01 2023

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

...THE DAYTON OH CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 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            102   09/05/1899
 LOW              28   09/30/1888
HIGHEST           93   09/05         77      16       94  09/21
LOWEST            47   09/15         55      -8       40  09/30
                       09/16
                       09/23
AVG. MAXIMUM    79.7               78.6     1.1     78.1
AVG. MINIMUM    57.6               56.8     0.8     57.7
MEAN            68.6               67.7     0.9     67.9
DAYS MAX >= 90     2                2.0     0.0        1
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          0.54               3.31   -2.77     2.13
DAILY AVG.      0.02               0.11   -0.09     0.07
DAYS >= .01        5                8.6    -3.6        9
DAYS >= .10        3                5.1    -2.1        4
DAYS >= .50        0                2.0    -2.0        2
DAYS >= 1.00       0                0.8    -0.8        1
GREATEST
 24 HR. TOTAL   0.20   09/28 TO 09/28               1.54  09/04 TO 09/05

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     15                 58     -43       66
 SINCE 7/1        18                 59     -41       66
COOLING TOTAL    134                139      -5      160
 SINCE 1/1       975               1129    -154     1225
................................................................

WIND (MPH)
AVERAGE WIND SPEED              6.4
RESULTANT WIND SPEED/DIRECTION   1/060
HIGHEST WIND SPEED/DIRECTION    21/240    DATE  09/06
HIGHEST GUST SPEED/DIRECTION    28/240    DATE  09/06

SKY COVER
AVERAGE SKY COVER           0.51

AVERAGE RH (PERCENT)     67

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              1     MIXED PRECIP               0
HEAVY RAIN                1     RAIN                       4
LIGHT RAIN               10     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      11     FOG W/VIS <= 1/4 MILE      3
HAZE                      2

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

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