Climatological Report (Daily)
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
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915 CDUS41 KLWX 150527 CLIIAD CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 127 AM EDT SUN SEP 15 2024 ................................... ...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR SEPTEMBER 14 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 85 3:23 PM 95 1998 80 5 80 MINIMUM 58 4:36 AM 37 1985 59 -1 62 AVERAGE 72 69 3 71 PRECIPITATION (IN) YESTERDAY 0.00 5.52 1966 0.14 -0.14 0.00 MONTH TO DATE T 1.75 -1.75 3.50 SINCE SEP 1 T 1.75 -1.75 3.50 SINCE JAN 1 25.78 30.97 -5.19 22.72 SNOWFALL (IN) YESTERDAY 0.0 MM MM 0.0 0.0 0.0 MONTH TO DATE 0.0 0.0 0.0 T SINCE SEP 1 0.0 0.0 0.0 T SINCE JUL 1 0.0 0.0 0.0 T SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 0 1 -1 0 MONTH TO DATE 11 5 6 0 SINCE SEP 1 11 5 6 0 SINCE JUL 1 13 6 7 0 COOLING YESTERDAY 7 5 2 6 MONTH TO DATE 45 97 -52 196 SINCE SEP 1 45 97 -52 196 SINCE JAN 1 1459 1153 306 1311 ................................................................... WIND (MPH) HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NE (60) HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION E (100) AVERAGE WIND SPEED 5.0 SKY COVER AVERAGE SKY COVER 0.5 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. FOG RELATIVE HUMIDITY (PERCENT) HIGHEST 96 3:00 AM LOWEST 33 3:00 PM AVERAGE 65 .......................................................... THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 80 95 1993 1998 MINIMUM TEMPERATURE (F) 58 38 1985 SUNRISE AND SUNSET SEPTEMBER 15 2024.....SUNRISE 6:52 AM EDT SUNSET 7:17 PM EDT SEPTEMBER 16 2024.....SUNRISE 6:53 AM EDT SUNSET 7:16 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$