251 CDUS41 KLWX 130521 CLIIAD CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 1221 AM EST MON NOV 13 2023 ................................... ...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR NOVEMBER 12 2023... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1960 TO 2023 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 53 3:43 PM 74 1964 58 -5 73 MINIMUM 30 11:58 PM 22 1973 36 -6 50 1988 AVERAGE 42 47 -5 62 PRECIPITATION (IN) YESTERDAY 0.00 1.92 2004 0.10 -0.10 0.02 MONTH TO DATE 0.26 1.29 -1.03 1.15 SINCE SEP 1 7.58 8.88 -1.30 6.67 SINCE JAN 1 26.80 38.10 -11.30 34.17 SNOWFALL (IN) YESTERDAY 0.0 4.2 1968 0.0 0.0 0.0 MONTH TO DATE 0.0 0.0 0.0 0.0 SINCE SEP 1 T 0.0 0.0 0.0 SINCE JUL 1 T 0.0 0.0 0.0 SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 23 18 5 3 MONTH TO DATE 182 194 -12 66 SINCE SEP 1 388 523 -135 407 SINCE JUL 1 388 524 -136 407 COOLING YESTERDAY 0 0 0 0 MONTH TO DATE 0 0 0 22 SINCE SEP 1 265 174 91 198 SINCE JAN 1 1380 1230 150 1376 ................................................................... WIND (MPH) HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION NE (50) HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION NE (50) AVERAGE WIND SPEED 4.1 SKY COVER AVERAGE SKY COVER 0.4 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. FOG HAZE RELATIVE HUMIDITY (PERCENT) HIGHEST 85 1:00 AM LOWEST 41 3:00 PM AVERAGE 63 .......................................................... THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 58 75 1964 MINIMUM TEMPERATURE (F) 36 19 2019 SUNRISE AND SUNSET NOVEMBER 13 2023......SUNRISE 6:50 AM EST SUNSET 4:58 PM EST NOVEMBER 14 2023......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. $$