744
CDUS41 KLWX 292124
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
524 PM EDT FRI SEP 29 2023
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR SEPTEMBER 29 2023
VALID TODAY AS OF 0500 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1960 TO 2023
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 69 3:59 PM 89 2019 74 -5 70
MINIMUM 61 8:01 AM 34 1978 52 9 51
AVERAGE 65 63 2 61
PRECIPITATION (IN)
TODAY 0.01 2.23 1963 0.14 -0.13 0.00
MONTH TO DATE 6.65 3.79 2.86 2.81
SINCE SEP 1 6.65 3.79 2.86 2.81
SINCE JAN 1 25.87 33.01 -7.14 30.31
SNOWFALL (IN)
TODAY 0.0 MM MM 0.0 0.0 0.0
MONTH TO DATE T 0.0 0.0 0.0
SINCE SEP 1 T 0.0 0.0 0.0
SINCE JUL 1 T 0.0 0.0 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 0 4 -4 4
MONTH TO DATE 16 39 -23 30
SINCE SEP 1 16 39 -23 30
SINCE JUL 1 16 40 -24 30
COOLING
TODAY 0 2 -2 0
MONTH TO DATE 211 149 62 176
SINCE SEP 1 211 149 62 176
SINCE JAN 1 1326 1205 121 1354
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION N (360)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION N (350)
AVERAGE WIND SPEED 8.3
SKY COVER
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 9:00 AM
LOWEST 73 2:00 PM
AVERAGE 83
......................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 74 92 1986
MINIMUM TEMPERATURE (F) 52 35 1993
SUNRISE AND SUNSET
SEPTEMBER 29 2023.....SUNRISE 7:04 AM EDT SUNSET 6:56 PM EDT
SEPTEMBER 30 2023.....SUNRISE 7:05 AM EDT SUNSET 6:54 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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