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Climatological Report (Daily)
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
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000
CDUS41 KLWX 090527
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
127 AM EDT THU MAY 9 2013
...................................
...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR MAY 8 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 68 118 PM 90 2000 73 -5 70
MINIMUM 53 1150 PM 29 1974 49 4 57
AVERAGE 61 61 0 64
PRECIPITATION (IN)
YESTERDAY 0.48 1.46 2008 0.13 0.35 0.09
MONTH TO DATE 1.51 1.06 0.45 0.25
SINCE MAR 1 6.97 7.91 -0.94 3.59
SINCE JAN 1 12.30 13.33 -1.03 7.68
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 4 6 -2 1
MONTH TO DATE 66 51 15 2
SINCE MAR 1 1116 1033 83 677
SINCE JUL 1 4480 4623 -143 3731
COOLING
YESTERDAY 0 1 -1 0
MONTH TO DATE 0 8 -8 27
SINCE MAR 1 30 28 2 55
SINCE JAN 1 30 28 2 55
..................................................................
WIND (MPH)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION S (170)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION S (170)
AVERAGE WIND SPEED 1.9
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
HEAVY RAIN
RAIN
LIGHT RAIN
FOG
FOG W/VISIBILITY <= 1/4 MILE
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 400 AM
LOWEST 63 200 PM
AVERAGE 82
..........................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 73 91 1963
MINIMUM TEMPERATURE (F) 49 30 1976
SUNRISE AND SUNSET
MAY 9 2013...........SUNRISE 603 AM EDT SUNSET 810 PM EDT
MAY 10 2013...........SUNRISE 602 AM EDT SUNSET 811 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$
- National Weather Service
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- Page Author: FSD Webmaster
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- Page last modified: May 1st, 2013 15:32 UTC