493 CDUS41 KLWX 140524 CLIIAD CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 124 AM EDT TUE JUL 14 2020 ................................... ...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR JULY 13 2020... CLIMATE NORMAL PERIOD: 1981 TO 2010 CLIMATE RECORD PERIOD: 1960 TO 2020 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 89 4:25 PM 97 1966 88 1 91 1986 MINIMUM 67 5:02 AM 52 1978 66 1 66 AVERAGE 78 77 1 79 PRECIPITATION (IN) YESTERDAY T 1.30 1975 0.12 -0.12 0.00 MONTH TO DATE 1.56 1.54 0.02 1.54 SINCE JUN 1 6.77 5.52 1.25 3.98 SINCE JAN 1 23.29 22.34 0.95 23.86 SNOWFALL (IN) YESTERDAY 0.0 MM MM 0.0 0.0 0.0 MONTH TO DATE 0.0 0.0 0.0 0.0 SINCE JUN 1 0.0 0.0 0.0 T SINCE JUL 1 0.0 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 JUN 1 5 15 -10 9 SINCE JUL 1 0 0 0 0 COOLING YESTERDAY 13 12 1 14 MONTH TO DATE 196 151 45 175 SINCE JUN 1 469 388 81 431 SINCE JAN 1 546 480 66 610 ................................................................... WIND (MPH) HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION NE (30) HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION NE (30) AVERAGE WIND SPEED 4.9 SKY COVER AVERAGE SKY COVER 0.5 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 87 12:00 AM LOWEST 42 4:00 PM AVERAGE 65 .......................................................... THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 88 98 1993 MINIMUM TEMPERATURE (F) 66 53 2009 SUNRISE AND SUNSET JULY 14 2020..........SUNRISE 5:56 AM EDT SUNSET 8:35 PM EDT JULY 15 2020..........SUNRISE 5:57 AM EDT SUNSET 8:34 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$