019
CDUS41 KLWX 260536
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
136 AM EDT TUE AUG 26 2008
...................................
..THE WASHINGTON DULLES CLIMATE SUMMARY FOR AUGUST 25 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 89 1259 PM 97 2007 85 4 97
1998
MINIMUM 69 605 AM 47 1971 62 7 72
AVERAGE 79 73 6 85
PRECIPITATION (IN)
YESTERDAY 0.00 3.03 1999 0.13 -0.13 0.14
MONTH TO DATE 1.22 3.00 -1.78 1.63
SINCE JUN 1 7.61 10.64 -3.03 6.30
SINCE JAN 1 29.62 27.45 2.17 17.60
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 14 9 5 20
MONTH TO DATE 238 255 -17 355
SINCE JUN 1 903 803 100 1035
SINCE JAN 1 954 878 76 1186
..............................................................
WIND (MPH)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION N (20)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION N (20)
AVERAGE WIND SPEED 5.1
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 84 400 AM
LOWEST 40 300 PM
AVERAGE 62
..........................................................
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 84 95 1998
1993
1975
MINIMUM TEMPERATURE (F) 61 48 1977
SUNRISE AND SUNSET
AUGUST 26 2008........SUNRISE 634 AM EDT SUNSET 749 PM EDT
AUGUST 27 2008........SUNRISE 635 AM EDT SUNSET 747 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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