Climatological Report (Daily)
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
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683 CDUS41 KLWX 100524 CLIIAD CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 124 AM EDT SAT AUG 10 2024 ................................... ...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR AUGUST 9 2024... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1960 TO 2024 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 86 5:24 PM 97 1980 87 -1 89 2001 MINIMUM 74 11:59 PM 47 1989 66 8 64 AVERAGE 80 77 3 77 PRECIPITATION (IN) YESTERDAY 0.25 2.28 1969 0.12 0.13 0.00 MONTH TO DATE 1.97 1.08 0.89 1.19 SINCE JUN 1 5.32 9.53 -4.21 8.58 SINCE JAN 1 22.62 26.77 -4.15 18.56 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 JUN 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 0 0 0 0 MONTH TO DATE 0 0 0 0 SINCE JUN 1 0 13 -13 5 SINCE JUL 1 0 0 0 0 COOLING YESTERDAY 15 12 3 12 MONTH TO DATE 162 108 54 99 SINCE JUN 1 1015 724 291 754 SINCE JAN 1 1198 830 368 828 ................................................................... WIND (MPH) HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION SE (150) HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION S (160) AVERAGE WIND SPEED 10.2 SKY COVER AVERAGE SKY COVER 0.9 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. RAIN LIGHT RAIN FOG RELATIVE HUMIDITY (PERCENT) HIGHEST 94 9:00 PM LOWEST 74 5:00 PM AVERAGE 84 .......................................................... THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 87 97 2009 MINIMUM TEMPERATURE (F) 66 51 1999 SUNRISE AND SUNSET AUGUST 10 2024........SUNRISE 6:19 AM EDT SUNSET 8:10 PM EDT AUGUST 11 2024........SUNRISE 6:20 AM EDT SUNSET 8:09 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$