985
CDUS41 KLWX 202125
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
525 PM EDT TUE AUG 20 2024
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR AUGUST 20 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 74 3:48 PM 104 1983 86 -12 91
MINIMUM 61 5:55 AM 47 1964 65 -4 56
1976
1998
AVERAGE 68 76 -8 74
PRECIPITATION (IN)
TODAY 0.00 2.17 1963 0.11 -0.11 0.00
MONTH TO DATE 3.05 2.28 0.77 1.84
SINCE JUN 1 6.40 10.73 -4.33 9.23
SINCE JAN 1 23.70 27.97 -4.27 19.21
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 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 JUN 1 0 13 -13 5
SINCE JUL 1 0 0 0 0
COOLING
TODAY 3 10 -7 9
MONTH TO DATE 275 229 46 238
SINCE JUN 1 1128 845 283 893
SINCE JAN 1 1311 951 360 967
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION NW (320)
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION N (350)
AVERAGE WIND SPEED 12.9
SKY COVER
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 81 6:00 AM
LOWEST 41 2:00 PM
AVERAGE 61
......................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 86 96 1962
MINIMUM TEMPERATURE (F) 65 47 1976
SUNRISE AND SUNSET
AUGUST 20 2024........SUNRISE 6:28 AM EDT SUNSET 7:57 PM EDT
AUGUST 21 2024........SUNRISE 6:29 AM EDT SUNSET 7:56 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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