Climatological Report (Daily)
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
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CDUS41 KLWX 212131
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
531 PM EDT FRI JUN 21 2024
...................................
...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR JUNE 21 2024...
VALID TODAY AS OF 0500 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1960 TO 2024
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
TODAY
MAXIMUM 97 3:31 PM 98 1988 85 12 69
MINIMUM 66 4:52 AM 49 1992 64 2 59
AVERAGE 82 74 8 64
PRECIPITATION (IN)
TODAY 0.00 10.67 1972 0.14 -0.14 0.64
MONTH TO DATE 0.28 3.03 -2.75 0.92
SINCE JUN 1 0.28 3.03 -2.75 0.92
SINCE JAN 1 17.58 20.27 -2.69 10.90
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 JUN 1 0.0 0.0 0.0 0.0
SINCE JUL 1 11.7 21.0 -9.3 0.4
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 0 0 0 1
MONTH TO DATE 0 11 -11 3
SINCE JUN 1 0 11 -11 3
SINCE JUL 1 3691 4603 -912 3860
COOLING
TODAY 17 9 8 0
MONTH TO DATE 202 144 58 93
SINCE JUN 1 202 144 58 93
SINCE JAN 1 385 250 135 167
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION S (200)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION SW (230)
AVERAGE WIND SPEED 4.5
SKY COVER
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 5:00 AM
LOWEST 34 3:00 PM
AVERAGE 64
..........................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 85 99 1988
MINIMUM TEMPERATURE (F) 64 48 1963
1992
SUNRISE AND SUNSET
JUNE 21 2024..........SUNRISE 5:45 AM EDT SUNSET 8:39 PM EDT
JUNE 22 2024..........SUNRISE 5:45 AM EDT SUNSET 8:39 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$