854 CDUS41 KLWX 200523 CLIIAD CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 1223 AM EST FRI NOV 20 2020 ................................... ...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR NOVEMBER 19 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 54 3:27 PM 76 1985 56 -2 54 MINIMUM 24 2:09 AM 13 2014 35 -11 39 AVERAGE 39 45 -6 47 PRECIPITATION (IN) YESTERDAY 0.00 1.93 2003 0.12 -0.12 T MONTH TO DATE 2.03 2.15 -0.12 0.42 SINCE SEP 1 7.85 9.32 -1.47 6.80 SINCE JAN 1 42.07 37.32 4.75 36.64 SNOWFALL (IN) YESTERDAY 0.0 T 1969 0.0 0.0 0.0 1984 2016 MONTH TO DATE 0.0 0.1 -0.1 T SINCE SEP 1 0.0 0.1 -0.1 T SINCE JUL 1 0.0 0.1 -0.1 T SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 26 20 6 18 MONTH TO DATE 237 318 -81 441 SINCE SEP 1 504 672 -168 626 SINCE JUL 1 504 674 -170 626 COOLING YESTERDAY 0 0 0 0 MONTH TO DATE 1 0 1 0 SINCE SEP 1 154 160 -6 289 SINCE JAN 1 1406 1176 230 1524 ................................................................... WIND (MPH) HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION S (200) HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION S (200) AVERAGE WIND SPEED 9.2 SKY COVER AVERAGE SKY COVER 0.4 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 88 4:00 AM LOWEST 36 3:00 PM AVERAGE 62 .......................................................... THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 56 79 1985 MINIMUM TEMPERATURE (F) 34 18 1980 SUNRISE AND SUNSET NOVEMBER 20 2020......SUNRISE 6:59 AM EST SUNSET 4:52 PM EST NOVEMBER 21 2020......SUNRISE 7:00 AM EST SUNSET 4:52 PM EST - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$