558
CDUS41 KLWX 132123
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
523 PM EDT SAT MAY 13 2023
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR MAY 13 2023
VALID TODAY AS OF 0500 PM LOCAL TIME.
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)
TODAY
MAXIMUM 73 10:08 AM 92 2000 74 -1 74
MINIMUM 65 3:59 PM 32 1976 52 13 64
AVERAGE 69 63 6 69
PRECIPITATION (IN)
TODAY 0.06 1.93 1971 0.15 -0.09 0.20
MONTH TO DATE 0.72 1.90 -1.18 3.70
SINCE MAR 1 5.59 8.87 -3.28 7.87
SINCE JAN 1 9.22 14.42 -5.20 14.07
SNOWFALL (IN)
TODAY 0.0 MM MM 0.0 0.0 0.0
MONTH TO DATE 0.0 0.0 0.0 0.0
SINCE MAR 1 T 4.0 -4.0 3.5
SINCE JUL 1 0.4 21.0 -20.6 15.8
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 0 4 -4 0
MONTH TO DATE 84 65 19 74
SINCE MAR 1 867 1032 -165 940
SINCE JUL 1 3821 4542 -721 4014
COOLING
TODAY 4 2 2 4
MONTH TO DATE 14 22 -8 9
SINCE MAR 1 59 44 15 23
SINCE JAN 1 59 44 15 23
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WIND (MPH)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION N (20)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION N (10)
AVERAGE WIND SPEED 5.4
SKY COVER
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 4:00 AM
LOWEST 63 11:00 AM
AVERAGE 78
......................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 75 89 2010
MINIMUM TEMPERATURE (F) 52 32 1996
2013
SUNRISE AND SUNSET
MAY 13 2023...........SUNRISE 5:59 AM EDT SUNSET 8:14 PM EDT
MAY 14 2023...........SUNRISE 5:58 AM EDT SUNSET 8:15 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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