027
CDUS41 KLWX 230528
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
128 AM EDT SUN JUL 23 2023
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR JULY 22 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 86 4:51 PM 105 2011 88 -2 93
MINIMUM 66 9:53 PM 50 1974 67 -1 68
AVERAGE 76 78 -2 81
PRECIPITATION (IN)
YESTERDAY 0.00 2.25 1969 0.13 -0.13 0.00
MONTH TO DATE 4.64 3.00 1.64 4.23
SINCE JUN 1 6.94 7.30 -0.36 6.98
SINCE JAN 1 16.92 24.54 -7.62 24.20
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 11 12 -1 16
MONTH TO DATE 335 262 73 290
SINCE JUN 1 517 500 17 527
SINCE JAN 1 591 606 -15 656
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION NW (330)
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 5.0
SKY COVER
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 84 10:00 PM
LOWEST 39 5:00 PM
AVERAGE 62
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THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 88 99 1991
2011
MINIMUM TEMPERATURE (F) 67 50 1977
1983
SUNRISE AND SUNSET
JULY 23 2023..........SUNRISE 6:03 AM EDT SUNSET 8:29 PM EDT
JULY 24 2023..........SUNRISE 6:04 AM EDT SUNSET 8:29 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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