891 CDUS41 KLWX 120524 CLIIAD CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 1224 AM EST THU NOV 12 2020 ................................... ...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR NOVEMBER 11 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 70 6:06 PM 78 2006 60 10 69 MINIMUM 62 12:00 AM 16 1973 37 25 31 AVERAGE 66 48 18 50 PRECIPITATION (IN) YESTERDAY 1.21R 1.16 1995 0.10 1.11 0.00 MONTH TO DATE 1.55 1.25 0.30 0.13 SINCE SEP 1 7.37 8.42 -1.05 6.51 SINCE JAN 1 41.59 36.42 5.17 36.35 SNOWFALL (IN) YESTERDAY 0.0 5.3 1987 0.0 0.0 0.0 MONTH TO DATE 0.0 0.1 -0.1 0.0 SINCE SEP 1 0.0 0.1 -0.1 0.0 SINCE JUL 1 0.0 0.1 -0.1 0.0 SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 0 17 -17 15 MONTH TO DATE 104 170 -66 229 SINCE SEP 1 371 524 -153 414 SINCE JUL 1 371 526 -155 414 COOLING YESTERDAY 1 0 1 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 15 HIGHEST WIND DIRECTION S (190) HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION S (170) AVERAGE WIND SPEED 7.0 SKY COVER AVERAGE SKY COVER 0.9 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. HEAVY RAIN RAIN LIGHT RAIN FOG RELATIVE HUMIDITY (PERCENT) HIGHEST 100 10:00 PM LOWEST 87 1:00 AM AVERAGE 94 .......................................................... THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 59 74 1964 MINIMUM TEMPERATURE (F) 36 22 1973 1988 SUNRISE AND SUNSET NOVEMBER 12 2020......SUNRISE 6:50 AM EST SUNSET 4:58 PM EST NOVEMBER 13 2020......SUNRISE 6:51 AM EST SUNSET 4:57 PM EST - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$