261
CDUS41 KLWX 310524
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
123 AM EDT SUN AUG 31 2008
...................................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR AUGUST 30 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 87 349 PM 99 1991 84 3 88
MINIMUM 68 740 AM 41 1986 61 7 69
AVERAGE 78 72 6 79
PRECIPITATION (IN)
YESTERDAY 0.00 1.21 1978 0.13 -0.13 0.00
MONTH TO DATE 2.48 3.65 -1.17 1.67
SINCE JUN 1 8.87 11.29 -2.42 6.34
SINCE JAN 1 30.88 28.10 2.78 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 22 -22 3
SINCE JUL 1 0 1 -1 0
COOLING
YESTERDAY 13 8 5 14
MONTH TO DATE 270 295 -25 420
SINCE JUN 1 935 843 92 1100
SINCE JAN 1 986 918 68 1251
..............................................................
WIND (MPH)
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION N (350)
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM
AVERAGE WIND SPEED 4.2
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 1200 AM
LOWEST 48 400 PM
AVERAGE 69
..........................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 83 98 1991
MINIMUM TEMPERATURE (F) 61 43 1976
SUNRISE AND SUNSET
AUGUST 31 2008........SUNRISE 638 AM EDT SUNSET 741 PM EDT
SEPTEMBER 1 2008.....SUNRISE 639 AM EDT SUNSET 739 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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