882
CDUS41 KLWX 110531
CLIDCA
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
129 AM EDT THU SEP 11 2008
...................................
...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR SEPTEMBER 10 2008...
CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1871 TO 2008
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
..............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 79 333 PM 98 1983 81 -2 90
MINIMUM 68 623 AM 44 1883 64 4 74
AVERAGE 74 72 2 82
PRECIPITATION (IN)
YESTERDAY T 2.79 1950 0.13 -0.13 0.41
MONTH TO DATE 4.08 1.25 2.83 0.41
SINCE SEP 1 4.08 1.25 2.83 0.41
SINCE JAN 1 37.63 27.51 10.12 21.45
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 SEP 1 0 0 0 0
SINCE JUL 1 0 7 -7 0
COOLING
YESTERDAY 9 8 1 17
MONTH TO DATE 136 90 46 132
SINCE SEP 1 136 90 46 132
SINCE JAN 1 1525 1389 136 1560
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WIND (MPH)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION NE (30)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION NE (30)
AVERAGE WIND SPEED 8.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 79 100 AM
LOWEST 32 400 PM
AVERAGE 56
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THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 81 98 1983
MINIMUM TEMPERATURE (F) 64 40 1917
SUNRISE AND SUNSET
SEPTEMBER 11 2008.....SUNRISE 646 AM EDT SUNSET 722 PM EDT
SEPTEMBER 12 2008.....SUNRISE 647 AM EDT SUNSET 720 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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