502
CDUS41 KLWX 300525
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
125 AM EDT TUE JUL 30 2024
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR JULY 29 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 96 2:57 PM 103 2011 88 8 98
MINIMUM 69 4:51 AM 52 2014 67 2 72
AVERAGE 83 77 6 85
PRECIPITATION (IN)
YESTERDAY 0.00 0.92 2001 0.12 -0.12 0.25
MONTH TO DATE 2.54 3.89 -1.35 5.00
SINCE JUN 1 3.23 8.19 -4.96 7.30
SINCE JAN 1 20.53 25.43 -4.90 17.28
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 18 12 6 20
MONTH TO DATE 462 346 116 450
SINCE JUN 1 816 584 232 632
SINCE JAN 1 999 690 309 706
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WIND (MPH)
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION SW (220)
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 7.4
SKY COVER
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
RELATIVE HUMIDITY (PERCENT)
HIGHEST 81 5:00 AM
LOWEST 40 2:00 PM
AVERAGE 61
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THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 88 98 1988
MINIMUM TEMPERATURE (F) 67 48 2014
SUNRISE AND SUNSET
JULY 30 2024..........SUNRISE 6:09 AM EDT SUNSET 8:22 PM EDT
JULY 31 2024..........SUNRISE 6:10 AM EDT SUNSET 8:21 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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