513
CDUS41 KLWX 010532
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
131 AM EDT MON SEP 1 2008
...................................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR AUGUST 31 2008
CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1962 TO 2008
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
..............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 87 352 PM 98 1991 83 4 88
MINIMUM 59 1159 PM 43 1976 61 -2 70
AVERAGE 73 72 1 79
PRECIPITATION (IN)
YESTERDAY 0.00 3.21 1975 0.13 -0.13 0.00
MONTH TO DATE 2.48 3.78 -1.30 1.67
SINCE JUN 1 8.87 11.42 -2.55 6.34
SINCE JAN 1 30.88 28.23 2.65 17.64
SNOWFALL (IN)
YESTERDAY 0.0 0.0 0.0
MONTH TO DATE 0.0 0.0 0.0
SINCE JUL 1 0.0 0.0 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 0 26 -26 3
SINCE JUL 1 0 5 -5 0
COOLING
YESTERDAY 8 7 1 14
MONTH TO DATE 278 302 -24 434
SINCE JUN 1 943 850 93 1114
SINCE JAN 1 994 925 69 1265
..............................................................
WIND (MPH)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM
AVERAGE WIND SPEED 5.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 87 1200 AM
LOWEST 23 200 PM
AVERAGE 55
..........................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 83 98 1980
MINIMUM TEMPERATURE (F) 60 49 1976
1970
SUNRISE AND SUNSET
SEPTEMBER 1 2008.....SUNRISE 639 AM EDT SUNSET 739 PM EDT
SEPTEMBER 2 2008.....SUNRISE 640 AM EDT SUNSET 738 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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