008
CDUS41 KLWX 172128
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
528 PM EDT WED MAY 17 2023
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR MAY 17 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 75 3:26 PM 93 1960 75 0 83
MINIMUM 60 4:58 AM 30 1984 53 7 52
AVERAGE 68 64 4 68
PRECIPITATION (IN)
TODAY 0.00 1.22 1970 0.16 -0.16 0.00
MONTH TO DATE 0.75 2.53 -1.78 4.14
SINCE MAR 1 5.62 9.50 -3.88 8.31
SINCE JAN 1 9.25 15.05 -5.80 14.51
SNOWFALL (IN)
TODAY MM MM MM 0.0 MM 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 MM
DEGREE DAYS
HEATING
TODAY 0 4 -4 0
MONTH TO DATE 84 81 3 74
SINCE MAR 1 867 1048 -181 940
SINCE JUL 1 3821 4558 -737 4014
COOLING
TODAY 3 3 0 3
MONTH TO DATE 19 32 -13 28
SINCE MAR 1 64 54 10 42
SINCE JAN 1 64 54 10 42
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION N (350)
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION NW (320)
AVERAGE WIND SPEED 10.0
SKY COVER
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 73 12:00 AM
LOWEST 29 3:00 PM
AVERAGE 51
......................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 75 91 1987
MINIMUM TEMPERATURE (F) 54 33 1973
SUNRISE AND SUNSET
MAY 17 2023...........SUNRISE 5:56 AM EDT SUNSET 8:17 PM EDT
MAY 18 2023...........SUNRISE 5:55 AM EDT SUNSET 8:18 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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