CDUS41 KLWX 200539 CLIDCA CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 1239 AM EST MON JAN 20 2020 ................................... ...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR JANUARY 19 2020... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1871 TO 2020 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL .................................................................. TEMPERATURE (F) YESTERDAY MAXIMUM 46 1229 PM 71 1951 43 3 40 MINIMUM 28 1159 PM -4 1994 28 0 37 AVERAGE 37 36 1 39 PRECIPITATION (IN) YESTERDAY T 1.41 1936 0.09 -0.09 0.61 MONTH TO DATE 1.55 1.71 -0.16 1.88 SINCE DEC 1 4.83 4.76 0.07 7.70 SINCE JAN 1 1.55 1.71 -0.16 1.88 SNOWFALL (IN) YESTERDAY 0.0 7.0 1961 0.2 -0.2 MONTH TO DATE 0.2 3.0 -2.8 SINCE JUL 1 0.6 5.8 -5.2 SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 28 29 -1 26 MONTH TO DATE 379 551 -172 471 SINCE DEC 1 1077 1337 -260 1130 SINCE JUL 1 1726 2032 -306 1870 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 32 HIGHEST WIND DIRECTION NW (330) HIGHEST GUST SPEED 42 HIGHEST GUST DIRECTION N (340) AVERAGE WIND SPEED 13.7 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.7 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 96 500 AM LOWEST 41 100 PM AVERAGE 69 .......................................................... THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 43 70 1951 MINIMUM TEMPERATURE (F) 28 -2 1985 SUNRISE AND SUNSET JANUARY 20 2020.......SUNRISE 723 AM EST SUNSET 515 PM EST JANUARY 21 2020.......SUNRISE 723 AM EST SUNSET 517 PM EST - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$