CDUS41 KLWX 240627 CLIIAD CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 227 AM EDT FRI OCT 24 2025 ................................... ...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR OCTOBER 23 2025... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1960 TO 2025 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 63 2:56 PM 85 1978 65 -2 79 MINIMUM 37 11:59 PM 21 1969 43 -6 43 AVERAGE 50 54 -4 61 PRECIPITATION (IN) YESTERDAY 0.00 2.63 1990 0.12 -0.12 0.00 MONTH TO DATE 0.97 2.76 -1.79 0.13 SINCE SEP 1 2.19 6.70 -4.51 3.40 SINCE JAN 1 26.83 35.92 -9.09 29.18 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 15 11 4 4 MONTH TO DATE 135 180 -45 141 SINCE SEP 1 142 225 -83 153 SINCE JUL 1 144 226 -82 155 COOLING YESTERDAY 0 0 0 0 MONTH TO DATE 12 19 -7 14 SINCE SEP 1 182 171 11 151 SINCE JAN 1 1330 1227 103 1565 ................................................................... WIND (MPH) HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION NW (300) HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION W (290) AVERAGE WIND SPEED 6.9 SKY COVER AVERAGE SKY COVER 0.4 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 82 6:00 AM LOWEST 31 2:00 PM AVERAGE 57 .......................................................... THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 65 84 2001 MINIMUM TEMPERATURE (F) 42 15 1969 SUNRISE AND SUNSET OCTOBER 24 2025.......SUNRISE 7:29 AM EDT SUNSET 6:18 PM EDT OCTOBER 25 2025.......SUNRISE 7:30 AM EDT SUNSET 6:17 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$