Climatological Report (Daily)
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
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CDUS41 KLWX 152121
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
521 PM EDT SAT JUN 15 2024
...................................
...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR JUNE 15 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 84 3:08 PM 99 1994 83 1 84
MINIMUM 64 5:03 AM 42 1978 62 2 51
AVERAGE 74 72 2 68
PRECIPITATION (IN)
TODAY 0.00 1.70 1960 0.15 -0.15 0.00
MONTH TO DATE 0.28 2.21 -1.93 0.12
SINCE JUN 1 0.28 2.21 -1.93 0.12
SINCE JAN 1 17.58 19.45 -1.87 10.10
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 0
MONTH TO DATE 0 11 -11 2
SINCE JUN 1 0 11 -11 2
SINCE JUL 1 3691 4603 -912 3859
COOLING
TODAY 9 8 1 3
MONTH TO DATE 121 93 28 56
SINCE JUN 1 121 93 28 56
SINCE JAN 1 304 199 105 130
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION N (340)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION W (270)
AVERAGE WIND SPEED 7.7
SKY COVER
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 1:00 AM
LOWEST 32 1:00 PM
AVERAGE 61
..........................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 83 96 1991
1994
MINIMUM TEMPERATURE (F) 62 47 1978
SUNRISE AND SUNSET
JUNE 15 2024..........SUNRISE 5:44 AM EDT SUNSET 8:37 PM EDT
JUNE 16 2024..........SUNRISE 5:44 AM EDT SUNSET 8:38 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$