596
CDUS41 KLWX 120532
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
132 AM EDT SUN MAY 12 2024
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR MAY 11 2024
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1960 TO 2024
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 67 2:08 PM 90 1993 74 -7 81
MINIMUM 45 5:31 AM 29 1966 52 -7 45
AVERAGE 56 63 -7 63
PRECIPITATION (IN)
YESTERDAY 0.39 3.73 2008 0.15 0.24 0.00
MONTH TO DATE 1.99 1.59 0.40 0.66
SINCE MAR 1 7.62 8.56 -0.94 5.53
SINCE JAN 1 15.07 14.11 0.96 9.16
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 T
SINCE JUL 1 11.7 21.0 -9.3 0.4
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 9 4 5 2
MONTH TO DATE 32 57 -25 84
SINCE MAR 1 711 1024 -313 867
SINCE JUL 1 3675 4534 -859 3831
COOLING
YESTERDAY 0 2 -2 0
MONTH TO DATE 42 18 24 5
SINCE MAR 1 86 40 46 50
SINCE JAN 1 89 40 49 50
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WIND (MPH)
HIGHEST WIND SPEED 33 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED 45 HIGHEST GUST DIRECTION W (290)
AVERAGE WIND SPEED 4.2
SKY COVER
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 5:00 AM
LOWEST 47 2:00 PM
AVERAGE 70
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THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 74 90 2018
MINIMUM TEMPERATURE (F) 52 34 1969
SUNRISE AND SUNSET
MAY 12 2024...........SUNRISE 5:59 AM EDT SUNSET 8:13 PM EDT
MAY 13 2024...........SUNRISE 5:58 AM EDT SUNSET 8:14 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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