725
CDUS41 KLWX 110539
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
139 AM EDT SAT MAY 11 2024
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR MAY 10 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 64 11:16 AM 90 1963 74 -10 71
MINIMUM 50 11:59 PM 31 1966 51 -1 44
1983
AVERAGE 57 62 -5 58
PRECIPITATION (IN)
YESTERDAY 0.08 1.61 1990 0.15 -0.07 0.00
MONTH TO DATE 1.60 1.44 0.16 0.66
SINCE MAR 1 7.23 8.41 -1.18 5.53
SINCE JAN 1 14.68 13.96 0.72 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 8 4 4 7
MONTH TO DATE 23 53 -30 82
SINCE MAR 1 702 1020 -318 865
SINCE JUL 1 3666 4530 -864 3829
COOLING
YESTERDAY 0 2 -2 0
MONTH TO DATE 42 16 26 5
SINCE MAR 1 86 38 48 50
SINCE JAN 1 89 38 51 50
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WIND (MPH)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION NE (60)
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION NE (30)
AVERAGE WIND SPEED 5.7
SKY COVER
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 7:00 PM
LOWEST 80 2:00 AM
AVERAGE 87
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THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 74 90 1993
MINIMUM TEMPERATURE (F) 52 29 1966
SUNRISE AND SUNSET
MAY 11 2024...........SUNRISE 6:00 AM EDT SUNSET 8:12 PM EDT
MAY 12 2024...........SUNRISE 5:59 AM EDT SUNSET 8:13 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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