497
CDUS41 KLWX 110526
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
126 AM EDT SUN AUG 11 2024
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR AUGUST 10 2024
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)
YESTERDAY
MAXIMUM 90 4:43 PM 97 2009 87 3 85
MINIMUM 70 5:47 AM 51 1999 66 4 71
AVERAGE 80 76 4 78
PRECIPITATION (IN)
YESTERDAY T 2.38 1984 0.11 -0.11 0.05
MONTH TO DATE 1.97 1.19 0.78 1.24
SINCE JUN 1 5.32 9.64 -4.32 8.63
SINCE JAN 1 22.62 26.88 -4.26 18.61
SNOWFALL (IN)
YESTERDAY 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
YESTERDAY 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
YESTERDAY 15 12 3 13
MONTH TO DATE 177 120 57 112
SINCE JUN 1 1030 736 294 767
SINCE JAN 1 1213 842 371 841
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WIND (MPH)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 4.1
SKY COVER
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 5:00 AM
LOWEST 43 9:00 PM
AVERAGE 68
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THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 87 99 2021
MINIMUM TEMPERATURE (F) 66 47 1972
SUNRISE AND SUNSET
AUGUST 11 2024........SUNRISE 6:20 AM EDT SUNSET 8:09 PM EDT
AUGUST 12 2024........SUNRISE 6:21 AM EDT SUNSET 8:08 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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