247 CDUS41 KLWX 130630 CLIIAD CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 130 AM EST THU JAN 13 2022 ................................... ...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR JANUARY 12 2022... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1960 TO 2022 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 48 2:42 PM 70 2017 42 6 49 2018 MINIMUM 19 1:01 AM -4 1977 25 -6 20 AVERAGE 34 34 0 35 PRECIPITATION (IN) YESTERDAY 0.00 0.91 2018 0.09 -0.09 0.00 MONTH TO DATE 2.03 1.12 0.91 1.14 SINCE DEC 1 2.49 4.42 -1.93 6.95 SINCE JAN 1 2.03 1.12 0.91 1.14 SNOWFALL (IN) YESTERDAY 0.0 6.1 1996 0.3 -0.3 0.0 MONTH TO DATE 7.9 2.0 5.9 0.0 SINCE DEC 1 7.9 4.8 3.1 2.4 SINCE JUL 1 7.9 5.1 2.8 2.4 SNOW DEPTH T DEGREE DAYS HEATING YESTERDAY 31 31 0 30 MONTH TO DATE 363 368 -5 332 SINCE DEC 1 978 1213 -235 1134 SINCE JUL 1 1704 2113 -409 1801 COOLING YESTERDAY 0 0 0 0 MONTH TO DATE 0 0 0 0 SINCE DEC 1 0 0 0 0 SINCE JAN 1 0 0 0 0 ................................................................... WIND (MPH) HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION S (200) HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION S (200) AVERAGE WIND SPEED 8.6 SKY COVER AVERAGE SKY COVER 0.5 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 64 12:00 AM LOWEST 34 3:00 PM AVERAGE 49 .......................................................... THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 42 69 2005 MINIMUM TEMPERATURE (F) 25 -3 1977 1981 SUNRISE AND SUNSET JANUARY 13 2022.......SUNRISE 7:28 AM EST SUNSET 5:10 PM EST JANUARY 14 2022.......SUNRISE 7:27 AM EST SUNSET 5:11 PM EST - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$