334 CDUS41 KLWX 220523 CLIIAD CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 1223 AM EST SAT JAN 22 2022 ................................... ...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR JANUARY 21 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 25 12:04 AM 63 2018 42 -17 54 MINIMUM 16 8:56 AM -16 1984 25 -9 19 AVERAGE 21 34 -13 37 PRECIPITATION (IN) YESTERDAY 0.00 0.94 1974 0.10 -0.10 0.00 MONTH TO DATE 3.77 1.99 1.78 1.26 SINCE DEC 1 4.23 5.29 -1.06 7.07 SINCE JAN 1 3.77 1.99 1.78 1.26 SNOWFALL (IN) YESTERDAY 0.0 8.5 2014 0.3 -0.3 0.0 MONTH TO DATE 10.4 4.2 6.2 T SINCE DEC 1 10.4 7.0 3.4 2.4 SINCE JUL 1 10.4 7.3 3.1 2.4 SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 44 31 13 28 MONTH TO DATE 658 647 11 578 SINCE DEC 1 1273 1492 -219 1380 SINCE JUL 1 1999 2392 -393 2047 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 18 HIGHEST WIND DIRECTION N (20) HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION N (350) AVERAGE WIND SPEED 11.6 SKY COVER AVERAGE SKY COVER 0.6 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 57 4:00 AM LOWEST 43 3:00 PM AVERAGE 50 .......................................................... THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 42 68 1986 MINIMUM TEMPERATURE (F) 25 -18 1984 SUNRISE AND SUNSET JANUARY 22 2022.......SUNRISE 7:24 AM EST SUNSET 5:20 PM EST JANUARY 23 2022.......SUNRISE 7:23 AM EST SUNSET 5:21 PM EST - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$