420
CDUS41 KLWX 140522
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
122 AM EDT SUN MAY 14 2023
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR MAY 13 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 10:08 AM 92 2000 74 -1 74
MINIMUM 60 11:59 PM 32 1976 52 8 64
AVERAGE 67 63 4 69
PRECIPITATION (IN)
YESTERDAY 0.09 1.93 1971 0.15 -0.06 0.20
MONTH TO DATE 0.75 1.90 -1.15 3.70
SINCE MAR 1 5.62 8.87 -3.25 7.87
SINCE JAN 1 9.25 14.42 -5.17 14.07
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 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
YESTERDAY 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
YESTERDAY 2 2 0 4
MONTH TO DATE 12 22 -10 9
SINCE MAR 1 57 44 13 23
SINCE JAN 1 57 44 13 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 YESTERDAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 4:00 AM
LOWEST 63 11:00 AM
AVERAGE 78
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THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 75 89 2010
MINIMUM TEMPERATURE (F) 52 32 1996
2013
SUNRISE AND SUNSET
MAY 14 2023...........SUNRISE 5:58 AM EDT SUNSET 8:15 PM EDT
MAY 15 2023...........SUNRISE 5:57 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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