830
CDUS41 KLWX 100523
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
123 AM EDT MON JUL 10 2023
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR JULY 9 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 87 12:37 PM 99 1988 88 -1 72
1993
MINIMUM 70 10:38 PM 48 1984 67 3 69
AVERAGE 79 77 2 71
PRECIPITATION (IN)
YESTERDAY 0.71 2.23 1970 0.13 0.58 1.48
MONTH TO DATE 1.83 1.22 0.61 2.77
SINCE JUN 1 4.13 5.52 -1.39 5.52
SINCE JAN 1 14.11 22.76 -8.65 22.74
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 14 12 2 6
MONTH TO DATE 147 106 41 118
SINCE JUN 1 329 344 -15 355
SINCE JAN 1 403 450 -47 484
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 5.5
SKY COVER
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
HEAVY RAIN
RAIN
LIGHT RAIN
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 94 6:00 AM
LOWEST 63 1:00 PM
AVERAGE 79
......................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 88 99 1988
1993
MINIMUM TEMPERATURE (F) 67 53 1963
SUNRISE AND SUNSET
JULY 10 2023..........SUNRISE 5:53 AM EDT SUNSET 8:37 PM EDT
JULY 11 2023..........SUNRISE 5:54 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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