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Climatological Report (Daily)
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
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000
CDUS41 KLWX 110529
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
127 AM EDT SAT MAY 11 2013
...................................
...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR MAY 10 2013...
CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1962 TO 2013
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
..................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 84 253 PM 90 1963 74 10 66
MINIMUM 51 517 AM 31 1983 49 2 50
1966
AVERAGE 68 61 7 58
PRECIPITATION (IN)
YESTERDAY 0.38 1.61 1990 0.15 0.23 0.00
MONTH TO DATE 1.89 1.35 0.54 0.62
SINCE MAR 1 7.35 8.20 -0.85 3.96
SINCE JAN 1 12.68 13.62 -0.94 8.05
SNOWFALL (IN)
YESTERDAY 0.0 MM MM 0.0 0.0
MONTH TO DATE 0.0 0.0 0.0
SINCE JUL 1 12.7 22.0 -9.3
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 0 5 -5 7
MONTH TO DATE 67 61 6 9
SINCE MAR 1 1117 1043 74 684
SINCE JUL 1 4481 4633 -152 3738
COOLING
YESTERDAY 3 2 1 0
MONTH TO DATE 3 11 -8 27
SINCE MAR 1 33 31 2 55
SINCE JAN 1 33 31 2 55
..................................................................
WIND (MPH)
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION W (290)
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION W (280)
AVERAGE WIND SPEED 5.8
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
HEAVY RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 200 AM
LOWEST 34 200 PM
AVERAGE 67
..........................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 74 90 1993
MINIMUM TEMPERATURE (F) 50 29 1966
SUNRISE AND SUNSET
MAY 11 2013...........SUNRISE 601 AM EDT SUNSET 812 PM EDT
MAY 12 2013...........SUNRISE 600 AM EDT SUNSET 813 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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- Page last modified: May 1st, 2013 15:31 UTC