203
CDUS41 KLWX 170519
CLIDCA
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
118 AM EDT WED SEP 17 2008
...................................
...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR SEPTEMBER 16 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 76 341 PM 96 1991 79 -3 68
MINIMUM 65 1159 PM 44 1902 62 3 51
AVERAGE 71 71 0 60
PRECIPITATION (IN)
YESTERDAY 0.00 4.76 1976 0.13 -0.13 0.00
MONTH TO DATE 4.11 2.03 2.08 0.60
SINCE SEP 1 4.11 2.03 2.08 0.60
SINCE JAN 1 37.66 28.29 9.37 21.64
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 5
MONTH TO DATE 0 0 0 6
SINCE SEP 1 0 0 0 6
SINCE JUL 1 0 7 -7 6
COOLING
YESTERDAY 6 7 -1 0
MONTH TO DATE 215 133 82 161
SINCE SEP 1 215 133 82 161
SINCE JAN 1 1604 1432 172 1589
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WIND (MPH)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION N (10)
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION N (10)
AVERAGE WIND SPEED 8.8
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 68 1100 PM
LOWEST 46 100 PM
AVERAGE 57
..........................................................
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 79 96 1991
MINIMUM TEMPERATURE (F) 62 44 1923
SUNRISE AND SUNSET
SEPTEMBER 17 2008.....SUNRISE 652 AM EDT SUNSET 712 PM EDT
SEPTEMBER 18 2008.....SUNRISE 653 AM EDT SUNSET 711 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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