556
CXUS51 KILN 011242
CLMDAY
CLIMATE REPORT
NATIONAL WEATHER SERVICE WILMINGTON OH
738 AM EST SUN NOV 1 2009
...............................
..THE DAYTON CLIMATE SUMMARY FOR THE MONTH OF OCTOBER 2009
CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1869 TO 2009
WEATHER OBSERVED NORMAL DEPART LAST YEAR'S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
............................................................
TEMPERATURE (F)
RECORD
HIGH 93 10/05/1900
10/03/1900
10/01/1897
LOW 18 10/30/1895
HIGHEST 78 10/30 65 13 83 10/12
LOWEST 28 10/18 44 -16 25 10/30
AVG. MAXIMUM 59.6 63.5 -3.9 65.1
AVG. MINIMUM 42.1 43.5 -1.4 42.7
MEAN 50.9 53.5 -2.6 53.9
DAYS MAX >= 90 0 0.0 0.0 0
DAYS MAX <= 32 0 0.0 0.0 0
DAYS MIN <= 32 2 3.3 -1.3 5
DAYS MIN <= 0 0 0.0 0.0 0
PRECIPITATION (INCHES)
TOTALS 4.80 2.72 2.08 1.18
DAILY AVG. 0.15 0.09 0.06 0.04
DAYS >= .01 13 9.2 3.8 2
DAYS >= .10 9 5.6 3.4 2
DAYS >= .50 4 1.6 2.4 2
DAYS >= 1.00 1 0.4 0.6 0
GREATEST
24 HR. TOTAL 1.14 10/01 TO 10/02 10/24 TO 10/24
10/31 TO 10/31[J)
10/31 TO 10/31[J)
STORM TOTAL MM MM
(MM/DD(HH)) MM 10/24(00) TO 10/24(00)
10/31(00) TO 10/31(00)1[J)
10/31(00) TO 10/31(00)1[J)
SNOWFALL (INCHES)
TOTALS 0.0 0.4 -0.4 0.0
SINCE 7/1 0.0 0.4 -0.4 0.0
DAYS >= TRACE 0 MM MM 0
DAYS >= 1.0 0 0.1 -0.1 0
GREATEST
24 HR TOTAL 0.0 MM 10/31 TO 10/31
10/31 TO 10/31[J)
10/31 TO 10/31[J)
STORM TOTAL MM MM
(MM/DD(HH)) MM 10/31(00) TO 10/31(00)
10/31(00) TO 10/31(00)1[J)
10/31(00) TO 10/31(00)1[J)
DEGREE_DAYS
HEATING TOTAL 434 358 76 352
SINCE 7/1 509 457 52 371
COOLING TOTAL 3 11 -8 14
SINCE 1/1 734 934 -200 853
.............................................................
WIND (MPH)
AVERAGE WIND SPEED 9.1
RESULTANT WIND SPEED/DIRECTION 3/220
HIGHEST WIND SPEED/DIRECTION 32/180 DATE 10/30
HIGHEST GUST SPEED/DIRECTION 47/270 DATE 10/07
SKY COVER
AVERAGE RH (PERCENT) 70
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 0 MIXED PRECIP 0
HEAVY RAIN 4 RAIN 10
LIGHT RAIN 14 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 16 FOG W/VIS <= 1/4 MILE 1
HAZE 3
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page