320
CDUS41 KLWX 222137
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
537 PM EDT WED MAY 22 2024
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR MAY 22 2024
VALID TODAY AS OF 0500 PM LOCAL TIME.
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)
TODAY
MAXIMUM 91R 2:39 PM 91 2022 76 15 81
MINIMUM 64 5:29 AM 31 2002 55 9 50
AVERAGE 78 66 12 66
PRECIPITATION (IN)
TODAY 0.00 2.07 2001 0.16 -0.16 0.00
MONTH TO DATE 3.16 3.32 -0.16 1.04
SINCE MAR 1 8.79 10.29 -1.50 5.91
SINCE JAN 1 16.24 15.84 0.40 9.54
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 T
SINCE JUL 1 11.7 21.0 -9.3 0.4
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 0 3 -3 0
MONTH TO DATE 47 96 -49 95
SINCE MAR 1 726 1063 -337 878
SINCE JUL 1 3690 4573 -883 3842
COOLING
TODAY 13 3 10 1
MONTH TO DATE 69 47 22 19
SINCE MAR 1 113 69 44 64
SINCE JAN 1 116 69 47 64
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION SE (150)
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION SW (220)
AVERAGE WIND SPEED 5.8
SKY COVER
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 87 6:00 AM
LOWEST 48 1:00 PM
AVERAGE 68
......................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 77 92 1964
2021
MINIMUM TEMPERATURE (F) 55 39 1971
1990
2002
SUNRISE AND SUNSET
MAY 22 2024...........SUNRISE 5:51 AM EDT SUNSET 8:22 PM EDT
MAY 23 2024...........SUNRISE 5:51 AM EDT SUNSET 8:23 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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