468
CDUS41 KLWX 160522
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
122 AM EDT TUE MAY 16 2023
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR MAY 15 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 75 3:56 PM 90 1962 75 0 83
MINIMUM 54 5:46 AM 37 1984 53 1 63
2016
AVERAGE 65 64 1 73
PRECIPITATION (IN)
YESTERDAY 0.00 2.40 2003 0.16 -0.16 T
MONTH TO DATE 0.75 2.22 -1.47 3.72
SINCE MAR 1 5.62 9.19 -3.57 7.89
SINCE JAN 1 9.25 14.74 -5.49 14.09
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 4 -4 0
MONTH TO DATE 84 73 11 74
SINCE MAR 1 867 1040 -173 940
SINCE JUL 1 3821 4550 -729 4014
COOLING
YESTERDAY 0 2 -2 8
MONTH TO DATE 14 26 -12 21
SINCE MAR 1 59 48 11 35
SINCE JAN 1 59 48 11 35
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WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION S (190)
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION N (10)
AVERAGE WIND SPEED 6.7
SKY COVER
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 69 11:00 PM
LOWEST 28 1:00 PM
AVERAGE 49
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THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 75 90 1998
MINIMUM TEMPERATURE (F) 53 35 2000
SUNRISE AND SUNSET
MAY 16 2023...........SUNRISE 5:56 AM EDT SUNSET 8:16 PM EDT
MAY 17 2023...........SUNRISE 5:56 AM EDT SUNSET 8:17 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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