282 CDUS41 KLWX 290527 CLIDCA CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 1226 AM EST THU DEC 29 2016 ................................... ...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR DECEMBER 28 2016... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1871 TO 2016 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL .................................................................. TEMPERATURE (F) YESTERDAY MAXIMUM 52 1210 AM 75 1946 44 8 60 MINIMUM 37 1154 PM 10 1914 30 7 41 AVERAGE 45 37 8 51 PRECIPITATION (IN) YESTERDAY 0.00 1.38 1922 0.09 -0.09 0.23 MONTH TO DATE 2.37 2.80 -0.43 4.19 SINCE DEC 1 2.37 2.80 -0.43 4.19 SINCE JAN 1 31.46 39.49 -8.03 44.37 SNOWFALL (IN) YESTERDAY 0.0 2.0 1993 0.1 -0.1 MONTH TO DATE T 2.0 -2.0 SINCE JUL 1 T 2.5 -2.5 SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 20 28 -8 14 MONTH TO DATE 636 700 -64 378 SINCE DEC 1 636 700 -64 378 SINCE JUL 1 1123 1395 -272 913 COOLING YESTERDAY 0 0 0 0 MONTH TO DATE 0 0 0 1 SINCE DEC 1 0 0 0 1 SINCE JAN 1 1994 1549 445 1999 .................................................................. WIND (MPH) HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION NW (330) HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION NW (330) AVERAGE WIND SPEED 7.9 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.1 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 70 1000 PM LOWEST 35 300 PM AVERAGE 53 .......................................................... THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 44 75 1984 MINIMUM TEMPERATURE (F) 30 2 1917 1880 SUNRISE AND SUNSET DECEMBER 29 2016......SUNRISE 726 AM EST SUNSET 455 PM EST DECEMBER 30 2016......SUNRISE 726 AM EST SUNSET 456 PM EST - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$