884
CDUS41 KLWX 022130
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
530 PM EDT WED SEP 02 2026
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR SEPTEMBER 2 2026
VALID TODAY AS OF 0500 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1960 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 92 12:29 PM 99 1980 84 8 79
MINIMUM 74 6:36 AM 44 1970 63 11 51
AVERAGE 83 73 10 65
PRECIPITATION (IN)
TODAY T 0.97 1969 0.12 -0.12 0.00
MONTH TO DATE T 0.24 -0.24 0.00
SINCE SEP 1 T 0.24 -0.24 0.00
SINCE JAN 1 29.40 29.46 -0.06 24.64
SNOWFALL (IN)
TODAY 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
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE SEP 1 0 0 0 0
SINCE JUL 1 0 1 -1 2
COOLING
TODAY 18 8 10 0
MONTH TO DATE 37 16 21 1
SINCE SEP 1 37 16 21 1
SINCE JAN 1 1317 1072 245 1149
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION NE (50)
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION NE (40)
AVERAGE WIND SPEED 3.1
SKY COVER
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
THUNDERSTORM
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 88 4:00 PM
LOWEST 54 12:00 PM
AVERAGE 71
......................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 84 99 2023
MINIMUM TEMPERATURE (F) 62 45 1967
SUNRISE AND SUNSET
SEPTEMBER 2 2026.....SUNRISE 6:40 AM EDT SUNSET 7:39 PM EDT
SEPTEMBER 3 2026.....SUNRISE 6:41 AM EDT SUNSET 7:37 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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