958
CDUS41 KLWX 180539
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1239 AM EST SAT NOV 18 2023
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR NOVEMBER 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 73 2:56 PM 75 1963 56 17 43
MINIMUM 40 12:21 AM 17 1976 35 5 29
AVERAGE 57 46 11 36
PRECIPITATION (IN)
YESTERDAY 0.05 1.03 1987 0.10 -0.05 0.00
MONTH TO DATE 0.31 1.79 -1.48 2.35
SINCE SEP 1 7.63 9.38 -1.75 7.87
SINCE JAN 1 26.85 38.60 -11.75 35.37
SNOWFALL (IN)
YESTERDAY 0.0 T 1965 0.1 -0.1 0.0
1967
1980
MONTH TO DATE 0.0 0.1 -0.1 T
SINCE SEP 1 T 0.1 -0.1 T
SINCE JUL 1 T 0.1 -0.1 T
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 8 20 -12 29
MONTH TO DATE 263 288 -25 194
SINCE SEP 1 469 617 -148 535
SINCE JUL 1 469 618 -149 535
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 22
SINCE SEP 1 265 174 91 198
SINCE JAN 1 1380 1230 150 1376
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WIND (MPH)
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION S (190)
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION S (190)
AVERAGE WIND SPEED 8.7
SKY COVER
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 6:00 AM
LOWEST 48 3:00 PM
AVERAGE 72
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THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 56 76 1963
MINIMUM TEMPERATURE (F) 35 18 2014
SUNRISE AND SUNSET
NOVEMBER 18 2023......SUNRISE 6:56 AM EST SUNSET 4:54 PM EST
NOVEMBER 19 2023......SUNRISE 6:57 AM EST SUNSET 4:53 PM EST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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