795
CDUS41 KLWX 190540
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1236 AM EST WED JAN 19 2005
...................
THE WASHINGTON DULLES CLIMATE SUMMARY FOR JANUARY 18 2005...
CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1962 TO 2005
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
........................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 23 429 PM 70 1990 41 -18 37
MINIMUM 11 1102 PM -1 1994 21 -10 26
AVERAGE 17 31 -14 32
PRECIPITATION (IN)
YESTERDAY 0.00 1.18 1980 0.10 -0.10 0.27
MONTH TO DATE 2.37 1.80 0.57 0.85
SINCE DEC 1 5.38 4.87 0.51 5.42
SINCE JAN 1 2.37 1.80 0.57 0.85
SNOWFALL (IN)
YESTERDAY 0.0 4.2 1984 0.3 -0.3 T
MONTH TO DATE T 4.2 -4.2 0.4
SINCE DEC 1 T 6.4 -6.4 11.8
SINCE JUL 1 T 7.3 -7.3 11.8
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 48 34 14 33
MONTH TO DATE 410 593 -183 581
SINCE DEC 1 1246 1477 -231 1472
SINCE JUL 1 2051 2454 -403 2298
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 0 0 0 0
........................................................
WIND (MPH)
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION NW (310)
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION NW (320)
AVERAGE WIND SPEED 9.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 67 1100 PM
LOWEST 29 400 PM
AVERAGE 48
................................................
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 41 65 1972
MINIMUM TEMPERATURE (F) 21 -6 1994
SUNRISE AND SUNSET
JANUARY 19 2005.......SUNRISE 725 AM EST SUNSET 516 PM EST
JANUARY 20 2005.......SUNRISE 725 AM EST SUNSET 518 PM EST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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