Climatological Report (Daily)
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
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808 CDUS41 KLWX 172125 CLIIAD CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 525 PM EDT FRI MAY 17 2024 ................................... ...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR MAY 17 2024... VALID TODAY AS OF 0500 PM LOCAL TIME. 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) TODAY MAXIMUM 71 12:55 PM 93 1960 75 -4 75 MINIMUM 59 3:53 AM 30 1984 53 6 53 AVERAGE 65 64 1 64 PRECIPITATION (IN) TODAY T 1.22 1970 0.16 -0.16 0.00 MONTH TO DATE 2.47 2.53 -0.06 0.75 SINCE MAR 1 8.10 9.50 -1.40 5.62 SINCE JAN 1 15.55 15.05 0.50 9.25 SNOWFALL (IN) TODAY 0.0 MM MM 0.0 0.0 0.0 MONTH TO DATE 0.0 0.0 0.0 0.0 SINCE MAR 1 T 4.0 -4.0 T SINCE JUL 1 11.7 21.0 -9.3 0.4 SNOW DEPTH 0 DEGREE DAYS HEATING TODAY 0 4 -4 1 MONTH TO DATE 45 81 -36 85 SINCE MAR 1 724 1048 -324 868 SINCE JUL 1 3688 4558 -870 3832 COOLING TODAY 0 3 -3 0 MONTH TO DATE 44 32 12 16 SINCE MAR 1 88 54 34 61 SINCE JAN 1 91 54 37 61 ................................................................... WIND (MPH) HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION SE (120) HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION SE (120) AVERAGE WIND SPEED 4.1 SKY COVER AVERAGE SKY COVER 0.8 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED TODAY. LIGHT RAIN RELATIVE HUMIDITY (PERCENT) HIGHEST 90 4:00 AM LOWEST 63 11:00 AM AVERAGE 77 .......................................................... THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 75 91 1987 MINIMUM TEMPERATURE (F) 54 33 1973 SUNRISE AND SUNSET MAY 17 2024...........SUNRISE 5:55 AM EDT SUNSET 8:18 PM EDT MAY 18 2024...........SUNRISE 5:54 AM EDT SUNSET 8:19 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$