528
CDUS41 KLWX 160525
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
125 AM EDT SUN JUL 16 2023
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR JULY 15 2023
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1960 TO 2023
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 91 3:03 PM 98 1995 88 3 89
MINIMUM 69 4:05 AM 53 1981 67 2 65
1987
AVERAGE 80 78 2 77
PRECIPITATION (IN)
YESTERDAY 0.80 1.01 2005 0.14 0.66 0.00
MONTH TO DATE 3.30 2.04 1.26 3.72
SINCE JUN 1 5.60 6.34 -0.74 6.47
SINCE JAN 1 15.58 23.58 -8.00 23.69
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 5 13 -8 0
SINCE JUL 1 0 0 0 0
COOLING
YESTERDAY 15 12 3 12
MONTH TO DATE 238 178 60 183
SINCE JUN 1 420 416 4 420
SINCE JAN 1 494 522 -28 549
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION S (180)
HIGHEST GUST SPEED 38 HIGHEST GUST DIRECTION S (180)
AVERAGE WIND SPEED 5.2
SKY COVER
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
HEAVY RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 1:00 AM
LOWEST 59 12:00 PM
AVERAGE 78
......................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 88 104 1988
MINIMUM TEMPERATURE (F) 67 57 1966
1967
1991
SUNRISE AND SUNSET
JULY 16 2023..........SUNRISE 5:57 AM EDT SUNSET 8:34 PM EDT
JULY 17 2023..........SUNRISE 5:58 AM EDT SUNSET 8:34 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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