018
CDUS41 KLWX 222123
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
523 PM EDT MON MAY 22 2023
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR MAY 22 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 81 3:10 PM 91 2022 76 5 91
MINIMUM 50 5:23 AM 31 2002 55 -5 69
AVERAGE 66 66 0 80
PRECIPITATION (IN)
TODAY 0.00 2.07 2001 0.16 -0.16 1.40
MONTH TO DATE 1.04 3.32 -2.28 5.60
SINCE MAR 1 5.91 10.29 -4.38 9.77
SINCE JAN 1 9.54 15.84 -6.30 15.97
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 3.5
SINCE JUL 1 0.4 21.0 -20.6 15.8
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 0 3 -3 0
MONTH TO DATE 95 96 -1 75
SINCE MAR 1 878 1063 -185 941
SINCE JUL 1 3832 4573 -741 4015
COOLING
TODAY 1 3 -2 15
MONTH TO DATE 19 47 -28 75
SINCE MAR 1 64 69 -5 89
SINCE JAN 1 64 69 -5 89
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION E (80)
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION E (80)
AVERAGE WIND SPEED 3.4
SKY COVER
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 89 6:00 AM
LOWEST 31 4:00 PM
AVERAGE 60
......................................................
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 2023...........SUNRISE 5:52 AM EDT SUNSET 8:22 PM EDT
MAY 23 2023...........SUNRISE 5:51 AM EDT SUNSET 8:22 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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