251
CDUS41 KLWX 130521
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1221 AM EST MON NOV 13 2023
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR NOVEMBER 12 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 53 3:43 PM 74 1964 58 -5 73
MINIMUM 30 11:58 PM 22 1973 36 -6 50
1988
AVERAGE 42 47 -5 62
PRECIPITATION (IN)
YESTERDAY 0.00 1.92 2004 0.10 -0.10 0.02
MONTH TO DATE 0.26 1.29 -1.03 1.15
SINCE SEP 1 7.58 8.88 -1.30 6.67
SINCE JAN 1 26.80 38.10 -11.30 34.17
SNOWFALL (IN)
YESTERDAY 0.0 4.2 1968 0.0 0.0 0.0
MONTH TO DATE 0.0 0.0 0.0 0.0
SINCE SEP 1 T 0.0 0.0 0.0
SINCE JUL 1 T 0.0 0.0 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 23 18 5 3
MONTH TO DATE 182 194 -12 66
SINCE SEP 1 388 523 -135 407
SINCE JUL 1 388 524 -136 407
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
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION NE (50)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION NE (50)
AVERAGE WIND SPEED 4.1
SKY COVER
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 85 1:00 AM
LOWEST 41 3:00 PM
AVERAGE 63
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THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 58 75 1964
MINIMUM TEMPERATURE (F) 36 19 2019
SUNRISE AND SUNSET
NOVEMBER 13 2023......SUNRISE 6:50 AM EST SUNSET 4:58 PM EST
NOVEMBER 14 2023......SUNRISE 6:51 AM EST SUNSET 4:57 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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