National Weather Service Text Product
AFOS product CLIIAD
Dates interpreted at 00:00 UTCDisplaying AFOS PIL: CLIIAD
Product Timestamp: 2007-07-19 05:26 UTC
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000
CDUS41 KLWX 190526
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
126 AM EDT THU JUL 19 2007
...................................
...THE WASHINGTON DULLES CLIMATE SUMMARY FOR JULY 18 2007...
CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1962 TO 2007
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
..................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 92 318 PM 100 1986 88 4 95
1969
MINIMUM 73 540 AM 51 1985 64 9 72
AVERAGE 83 76 7 84
PRECIPITATION (IN)
YESTERDAY 0.00 0.92 1965 0.11 -0.11 0.00
MONTH TO DATE 0.76 2.12 -1.36 2.19
SINCE JUN 1 3.68 6.19 -2.51 13.98
SINCE JAN 1 14.98 23.00 -8.02 25.49
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 1 -1 0
SINCE JUN 1 3 22 -19 4
SINCE JUL 1 0 1 -1 0
COOLING
YESTERDAY 18 11 7 19
MONTH TO DATE 219 191 28 231
SINCE JUN 1 510 394 116 470
SINCE JAN 1 661 469 192 552
..................................................................
WIND (MPH)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION NW (320)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION NW (330)
AVERAGE WIND SPEED 6.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 79 500 AM
LOWEST 38 200 PM
AVERAGE 59
..........................................................
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 88 98 1977
MINIMUM TEMPERATURE (F) 64 53 1976
SUNRISE AND SUNSET
JULY 19 2007..........SUNRISE 559 AM EDT SUNSET 832 PM EDT
JULY 20 2007..........SUNRISE 600 AM EDT SUNSET 832 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$