658
CDUS41 KLWX 180523
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
123 AM EDT SUN JUN 18 2023
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR JUNE 17 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 84 2:29 PM 96 2022 84 0 96
MINIMUM 59 5:00 AM 46 1980 63 -4 68
AVERAGE 72 73 -1 82
PRECIPITATION (IN)
YESTERDAY 0.00 1.01 1979 0.15 -0.15 0.00
MONTH TO DATE 0.25 2.50 -2.25 1.54
SINCE JUN 1 0.25 2.50 -2.25 1.54
SINCE JAN 1 10.23 19.74 -9.51 18.76
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 0.4 21.0 -20.6 15.8
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 2 11 -9 0
SINCE JUN 1 2 11 -9 0
SINCE JUL 1 3849 4603 -754 4023
COOLING
YESTERDAY 7 8 -1 17
MONTH TO DATE 67 109 -42 144
SINCE JUN 1 67 109 -42 144
SINCE JAN 1 141 215 -74 273
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WIND (MPH)
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION NW (310)
AVERAGE WIND SPEED 11.2
SKY COVER
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 87 5:00 AM
LOWEST 27 3:00 PM
AVERAGE 57
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THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 84 94 2006
2007
2018
MINIMUM TEMPERATURE (F) 63 45 1965
SUNRISE AND SUNSET
JUNE 18 2023..........SUNRISE 5:44 AM EDT SUNSET 8:38 PM EDT
JUNE 19 2023..........SUNRISE 5:44 AM EDT SUNSET 8:38 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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