856
CDUS41 KLWX 152124
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
523 PM EDT MON JUL 15 2019
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR JULY 15 2019
VALID TODAY AS OF 0500 PM LOCAL TIME.
CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1960 TO 2019
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
..............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 91 359 PM 98 1995 88 3 88
MINIMUM 64 529 AM 53 1987 66 -2 69
1981
AVERAGE 78 77 1 79
PRECIPITATION (IN)
TODAY 0.00 1.01 2005 0.12 -0.12 T
MONTH TO DATE 1.54 1.78 -0.24 0.85
SINCE JUN 1 3.98 5.76 -1.78 5.02
SINCE JAN 1 23.86 22.58 1.28 25.67
SNOWFALL (IN)
TODAY 0.0 MM MM 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
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 9 15 -6 5
SINCE JUL 1 0 0 0 0
COOLING
TODAY 13 12 1 14
MONTH TO DATE 204 175 29 196
SINCE JUN 1 460 412 48 437
SINCE JAN 1 639 504 135 629
..............................................................
WIND (MPH)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION NW (310)
AVERAGE WIND SPEED 5.0
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 84 500 AM
LOWEST 37 1100 AM
AVERAGE 61
......................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 88 104 1988
MINIMUM TEMPERATURE (F) 66 57 1991
1967
1966
SUNRISE AND SUNSET
JULY 15 2019..........SUNRISE 556 AM EDT SUNSET 835 PM EDT
JULY 16 2019..........SUNRISE 557 AM EDT SUNSET 834 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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