562
CDUS41 KLWX 220522
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
122 AM EDT MON MAY 22 2023
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR MAY 21 2023
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)
YESTERDAY
MAXIMUM 79 4:56 PM 92 1996 76 3 92
2022
MINIMUM 51 5:31 AM 33 1992 55 -4 67
AVERAGE 65 65 0 80
PRECIPITATION (IN)
YESTERDAY 0.00 1.06 2003 0.17 -0.17 0.00
MONTH TO DATE 1.04 3.16 -2.12 4.20
SINCE MAR 1 5.91 10.13 -4.22 8.37
SINCE JAN 1 9.54 15.68 -6.14 14.57
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 3.5
SINCE JUL 1 0.4 21.0 -20.6 15.8
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 0 3 -3 0
MONTH TO DATE 95 93 2 75
SINCE MAR 1 878 1060 -182 941
SINCE JUL 1 3832 4570 -738 4015
COOLING
YESTERDAY 0 3 -3 15
MONTH TO DATE 18 44 -26 60
SINCE MAR 1 63 66 -3 74
SINCE JAN 1 63 66 -3 74
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WIND (MPH)
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION NW (320)
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION NW (320)
AVERAGE WIND SPEED 9.2
SKY COVER
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 80 12:00 AM
LOWEST 31 5:00 PM
AVERAGE 56
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THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 76 91 2022
MINIMUM TEMPERATURE (F) 55 31 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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