337 CDUS41 KLWX 200524 CLIDCA CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 1223 AM EST FRI JAN 20 2012 ................................... ...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR JANUARY 19 2012... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1871 TO 2012 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL .................................................................. TEMPERATURE (F) YESTERDAY MAXIMUM 41 1033 PM 71 1951 43 -2 53 MINIMUM 25 631 AM -4 1994 28 -3 35 AVERAGE 33 36 -3 44 PRECIPITATION (IN) YESTERDAY 0.00 1.41 1936 0.09 -0.09 0.02 MONTH TO DATE 1.25 1.71 -0.46 0.65 SINCE DEC 1 6.15 4.76 1.39 2.43 SINCE JAN 1 1.25 1.71 -0.46 0.65 SNOWFALL (IN) YESTERDAY 0.0 7.0 1961 0.2 -0.2 MONTH TO DATE 0.6 3.2 -2.6 SINCE JUL 1 0.6 6.0 -5.4 SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 32 29 3 21 MONTH TO DATE 469 551 -82 571 SINCE DEC 1 1082 1337 -255 1504 SINCE JUL 1 1677 2032 -355 2076 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 24 HIGHEST GUST DIRECTION S (200) AVERAGE WIND SPEED 9.6 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.4 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 58 900 AM LOWEST 40 300 PM AVERAGE 49 .......................................................... 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 2012.......SUNRISE 723 AM EST SUNSET 515 PM EST JANUARY 21 2012.......SUNRISE 723 AM EST SUNSET 516 PM EST - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$