547
CDUS41 KLWX 080531
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
131 AM EDT MON JUL 08 2024
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR JULY 7 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 4:31 PM 101 1988 88 8 94
2010
2012
MINIMUM 75 11:59 PM 47 1970 67 8 71
AVERAGE 86 77 9 83
PRECIPITATION (IN)
YESTERDAY 0.00 1.59 2005 0.13 -0.13 0.08
MONTH TO DATE 0.68 0.95 -0.27 1.12
SINCE JUN 1 1.37 5.25 -3.88 3.42
SINCE JAN 1 18.67 22.49 -3.82 13.40
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 21 12 9 18
MONTH TO DATE 111 82 29 114
SINCE JUN 1 465 320 145 296
SINCE JAN 1 648 426 222 370
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION N (350)
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION N (350)
AVERAGE WIND SPEED 4.9
SKY COVER
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 66 10:00 PM
LOWEST 28 3:00 PM
AVERAGE 47
......................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 88 101 2012
MINIMUM TEMPERATURE (F) 67 48 1983
1984
SUNRISE AND SUNSET
JULY 8 2024..........SUNRISE 5:52 AM EDT SUNSET 8:37 PM EDT
JULY 9 2024..........SUNRISE 5:53 AM EDT SUNSET 8:37 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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