153 CDUS41 KLWX 140520 CLIIAD CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 120 AM EDT THU OCT 14 2021 ................................... ...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR OCTOBER 13 2021... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1960 TO 2021 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 76 4:11 PM 84 1989 69 7 72 MINIMUM 59 4:41 AM 30 1987 46 13 47 1988 2012 AVERAGE 68 58 10 60 PRECIPITATION (IN) YESTERDAY 0.00 1.92 2011 0.11 -0.11 T MONTH TO DATE 0.03 1.58 -1.55 1.32 SINCE SEP 1 4.75 5.52 -0.77 3.60 SINCE JAN 1 29.34 34.74 -5.40 37.82 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 SEP 1 0.0 0.0 0.0 0.0 SINCE JUL 1 0.0 0.0 0.0 0.0 SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 0 8 -8 5 MONTH TO DATE 5 82 -77 76 SINCE SEP 1 22 127 -105 137 SINCE JUL 1 22 128 -106 137 COOLING YESTERDAY 3 1 2 0 MONTH TO DATE 45 18 27 4 SINCE SEP 1 216 170 46 139 SINCE JAN 1 1468 1226 242 1391 ................................................................... WIND (MPH) HIGHEST WIND SPEED 8 HIGHEST WIND DIRECTION SW (210) HIGHEST GUST SPEED 11 HIGHEST GUST DIRECTION SW (210) AVERAGE WIND SPEED 2.4 SKY COVER AVERAGE SKY COVER 0.7 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. FOG FOG W/VISIBILITY <= 1/4 MILE RELATIVE HUMIDITY (PERCENT) HIGHEST 100 6:00 AM LOWEST 69 3:00 PM AVERAGE 85 .......................................................... THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 69 86 1975 MINIMUM TEMPERATURE (F) 46 23 1988 SUNRISE AND SUNSET OCTOBER 14 2021.......SUNRISE 7:19 AM EDT SUNSET 6:32 PM EDT OCTOBER 15 2021.......SUNRISE 7:20 AM EDT SUNSET 6:31 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$