Climatological Report (Daily)
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
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253 CDUS41 KLWX 122126 CLIIAD CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 526 PM EDT SUN MAY 12 2024 ................................... ...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR MAY 12 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 69 3:36 PM 90 2018 74 -5 87 MINIMUM 48 1:51 AM 34 1969 52 -4 53 AVERAGE 59 63 -4 70 PRECIPITATION (IN) TODAY 0.05 1.37 1974 0.16 -0.11 0.00 MONTH TO DATE 2.04 1.75 0.29 0.66 SINCE MAR 1 7.67 8.72 -1.05 5.53 SINCE JAN 1 15.12 14.27 0.85 9.16 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 6 4 2 0 MONTH TO DATE 38 61 -23 84 SINCE MAR 1 717 1028 -311 867 SINCE JUL 1 3681 4538 -857 3831 COOLING TODAY 0 2 -2 5 MONTH TO DATE 42 20 22 10 SINCE MAR 1 86 42 44 55 SINCE JAN 1 89 42 47 55 ................................................................... WIND (MPH) HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION NW (320) HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION NW (310) AVERAGE WIND SPEED 8.7 SKY COVER AVERAGE SKY COVER 0.8 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED TODAY. FOG RELATIVE HUMIDITY (PERCENT) HIGHEST 93 4:00 AM LOWEST 43 4:00 PM AVERAGE 68 .......................................................... THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 74 92 2000 MINIMUM TEMPERATURE (F) 52 32 1976 SUNRISE AND SUNSET MAY 12 2024...........SUNRISE 5:59 AM EDT SUNSET 8:13 PM EDT MAY 13 2024...........SUNRISE 5:58 AM EDT SUNSET 8:14 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$