713
CDUS41 KLWX 200524
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
124 AM EDT SAT JUL 20 2024
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR JULY 19 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 86 5:20 PM 98 1977 88 -2 90
2020
MINIMUM 69 12:48 AM 53 1976 67 2 70
AVERAGE 78 78 0 80
PRECIPITATION (IN)
YESTERDAY 0.00 1.52 1968 0.13 -0.13 0.96
MONTH TO DATE 2.10 2.60 -0.50 4.40
SINCE JUN 1 2.79 6.90 -4.11 6.70
SINCE JAN 1 20.09 24.14 -4.05 16.68
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 13 12 1 15
MONTH TO DATE 329 226 103 297
SINCE JUN 1 683 464 219 479
SINCE JAN 1 866 570 296 553
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WIND (MPH)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION N (10)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION E (100)
AVERAGE WIND SPEED 6.4
SKY COVER
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 84 1:00 AM
LOWEST 46 5:00 PM
AVERAGE 65
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THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 88 101 1980
MINIMUM TEMPERATURE (F) 67 55 1974
SUNRISE AND SUNSET
JULY 20 2024..........SUNRISE 6:01 AM EDT SUNSET 8:31 PM EDT
JULY 21 2024..........SUNRISE 6:02 AM EDT SUNSET 8:30 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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