727 CDUS41 KLWX 010620 CLIIAD CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 120 AM EST SUN NOV 01 2020 ................................... ...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR OCTOBER 31 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 52 12:34 PM 81 1982 63 -11 78 2004 MINIMUM 32 6:45 AM 21 1968 39 -7 51 AVERAGE 42 51 -9 65 PRECIPITATION (IN) YESTERDAY 0.00 1.35 2019 0.11 -0.11 1.35 MONTH TO DATE 3.54 3.25 0.29 5.97 SINCE SEP 1 5.82 7.17 -1.35 6.38 SINCE JAN 1 40.04 35.17 4.87 36.22 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 23 14 9 0 MONTH TO DATE 206 298 -92 180 SINCE SEP 1 267 354 -87 185 SINCE JUL 1 267 356 -89 185 COOLING YESTERDAY 0 0 0 0 MONTH TO DATE 18 19 -1 51 SINCE SEP 1 153 160 -7 289 SINCE JAN 1 1405 1176 229 1524 ................................................................... WIND (MPH) HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION SE (150) HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION S (160) AVERAGE WIND SPEED 4.1 SKY COVER AVERAGE SKY COVER 0.6 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 92 4:00 AM LOWEST 49 11:00 AM AVERAGE 71 .......................................................... THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 63 84 1982 MINIMUM TEMPERATURE (F) 39 25 1975 SUNRISE AND SUNSET NOVEMBER 1 2020......SUNRISE 6:38 AM EST SUNSET 5:09 PM EST NOVEMBER 2 2020......SUNRISE 6:39 AM EST SUNSET 5:07 PM EST - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$