040 CDUS41 KLWX 090523 CLIIAD CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 123 AM EDT FRI SEP 09 2022 ................................... ...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR SEPTEMBER 8 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 81 3:04 PM 96 2016 82 -1 89 MINIMUM 63 11:59 PM 43 1984 61 2 67 AVERAGE 72 72 0 78 PRECIPITATION (IN) YESTERDAY 0.00 3.56 1987 0.12 -0.12 0.01 MONTH TO DATE 1.91 0.97 0.94 2.00 SINCE SEP 1 1.91 0.97 0.94 2.00 SINCE JAN 1 29.41 30.19 -0.78 26.59 SNOWFALL (IN) YESTERDAY 0.0 MM MM 0.0 0.0 0.0 MONTH TO DATE 0.0 0.0 0.0 0.0 SINCE SEP 1 0.0 0.0 0.0 0.0 SINCE JUL 1 0.0 0.0 0.0 0.0 SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 0 0 0 0 MONTH TO DATE 0 0 0 0 SINCE SEP 1 0 0 0 0 SINCE JUL 1 0 1 -1 0 COOLING YESTERDAY 7 7 0 13 MONTH TO DATE 90 61 29 50 SINCE SEP 1 90 61 29 50 SINCE JAN 1 1268 1117 151 1302 ................................................................... WIND (MPH) HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION NE (40) HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION NE (30) AVERAGE WIND SPEED 4.8 SKY COVER AVERAGE SKY COVER 0.7 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 93 10:00 PM LOWEST 54 4:00 PM AVERAGE 74 .......................................................... THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 82 98 2016 MINIMUM TEMPERATURE (F) 61 40 1986 SUNRISE AND SUNSET SEPTEMBER 9 2022.....SUNRISE 6:46 AM EDT SUNSET 7:28 PM EDT SEPTEMBER 10 2022.....SUNRISE 6:47 AM EDT SUNSET 7:26 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$