Climatological Report (Monthly)
Issued by NWS Wilmington, OH

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000
CXUS51 KILN 011206
CLMDAY


CLIMATE REPORT
NATIONAL WEATHER SERVICE WILMINGTON OH
759 AM EDT SUN OCT 1 2017

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

...THE DAYTON CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1869 TO 2017

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            90   09/23        77      13       90  09/23
                        09/21                             09/07
                                                          09/06
LOWEST             46   09/30        55      -9       49  09/29
                        09/10                             09/27
AVG. MAXIMUM     76.6              75.9     0.7     80.4
AVG. MINIMUM     56.2              54.9     1.3     58.9
MEAN             66.4              65.4     1.0     69.7
DAYS MAX >= 90      2               0.9     1.1        3
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           2.16              3.30   -1.14     3.28
DAILY AVG.       0.07              0.11   -0.04     0.11
DAYS >= .01        10               8.7     1.3        9
DAYS >= .10         6               4.7     1.3        6
DAYS >= .50         1               1.9    -0.9        3
DAYS >= 1.00        0               0.8    -0.8        1
GREATEST
 24 HR. TOTAL    0.72   09/05 TO 09/05           09/27 TO 09/28
 STORM TOTAL       MM                                 MM
 (MM/DD(HH))       MM                            09/28(00) TO 09/28(00)

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   09/30 TO 09/30           09/30 TO 09/30
 STORM TOTAL       MM                                 MM
 (MM/DD(HH))       MM                            09/30(00) TO 09/30(00)

DEGREE_DAYS
HEATING TOTAL      73                88     -15       30
 SINCE 7/1         78                90     -12       33
COOLING TOTAL     122                99      23      175
 SINCE 1/1        871               881     -10     1203
.................................................

WIND (MPH)
AVERAGE WIND SPEED              6.7
RESULTANT WIND SPEED/DIRECTION   0/175
HIGHEST WIND SPEED/DIRECTION    31/300    DATE  09/04
HIGHEST GUST SPEED/DIRECTION    49/300    DATE  09/04

SKY COVER
AVERAGE SKY COVER           0.50

AVERAGE RH (PERCENT)     71

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                2     RAIN                       4
LIGHT RAIN               12     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      15     FOG W/VIS <= 1/4 MILE      4
HAZE                      1

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

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