CDUS41 KLWX 270629 CLIIAD CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 229 AM EDT MON OCT 27 2025 ................................... ...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR OCTOBER 26 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 62 3:33 PM 84 2023 64 -2 69 MINIMUM 35 6:25 AM 26 1972 41 -6 43 1987 1988 AVERAGE 49 53 -4 56 PRECIPITATION (IN) YESTERDAY 0.00 1.76 1977 0.11 -0.11 0.00 MONTH TO DATE 0.97 3.10 -2.13 0.13 SINCE SEP 1 2.19 7.04 -4.85 3.40 SINCE JAN 1 26.83 36.26 -9.43 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 16 12 4 9 MONTH TO DATE 189 216 -27 174 SINCE SEP 1 196 261 -65 186 SINCE JUL 1 198 262 -64 188 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 8 HIGHEST WIND DIRECTION SE (130) HIGHEST GUST SPEED 11 HIGHEST GUST DIRECTION E (90) AVERAGE WIND SPEED 0.7 SKY COVER AVERAGE SKY COVER 0.6 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 100 6:00 AM LOWEST 36 2:00 PM AVERAGE 68 .......................................................... THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 64 84 1963 MINIMUM TEMPERATURE (F) 41 21 1988 SUNRISE AND SUNSET OCTOBER 27 2025.......SUNRISE 7:32 AM EDT SUNSET 6:15 PM EDT OCTOBER 28 2025.......SUNRISE 7:33 AM EDT SUNSET 6:13 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$