211 CDUS41 KLWX 240522 CLIDCA CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 122 AM EDT THU SEP 24 2015 ................................... ...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR SEPTEMBER 23 2015... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1871 TO 2015 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL .................................................................. TEMPERATURE (F) YESTERDAY MAXIMUM 80 257 PM 98 1895 77 3 75 MINIMUM 60 425 AM 36 1904 60 0 54 AVERAGE 70 68 2 65 PRECIPITATION (IN) YESTERDAY 0.00 2.40 1907 0.13 -0.13 0.00 MONTH TO DATE 0.50 2.81 -2.31 0.43 SINCE SEP 1 0.50 2.81 -2.31 0.43 SINCE JAN 1 33.39 29.21 4.18 34.10 SNOWFALL (IN) YESTERDAY 0.0 MM MM 0.0 0.0 MONTH TO DATE 0.0 0.0 0.0 SINCE JUL 1 0.0 0.0 0.0 SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 0 1 -1 0 MONTH TO DATE 0 8 -8 0 SINCE SEP 1 0 8 -8 0 SINCE JUL 1 0 8 -8 0 COOLING YESTERDAY 5 4 1 0 MONTH TO DATE 260 178 82 239 SINCE SEP 1 260 178 82 239 SINCE JAN 1 1934 1489 445 1632 .................................................................. WIND (MPH) HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION NE (30) HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION NE (40) AVERAGE WIND SPEED 8.6 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.5 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 90 400 AM LOWEST 28 300 PM AVERAGE 59 .......................................................... THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 76 99 2010 MINIMUM TEMPERATURE (F) 59 39 1963 SUNRISE AND SUNSET SEPTEMBER 24 2015.....SUNRISE 657 AM EDT SUNSET 702 PM EDT SEPTEMBER 25 2015.....SUNRISE 658 AM EDT SUNSET 701 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$