200
CDUS41 KLWX 152128
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
528 PM EDT MON MAY 15 2023
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR MAY 15 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 3:56 PM 90 1962 75 0 83
MINIMUM 54 5:46 AM 37 1984 53 1 63
2016
AVERAGE 65 64 1 73
PRECIPITATION (IN)
TODAY 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)
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 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
TODAY 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
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION N (20)
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION N (10)
AVERAGE WIND SPEED 6.1
SKY COVER
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 44 8:00 AM
LOWEST 28 1:00 PM
AVERAGE 36
......................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 75 90 1998
MINIMUM TEMPERATURE (F) 53 35 2000
SUNRISE AND SUNSET
MAY 15 2023...........SUNRISE 5:57 AM EDT SUNSET 8:15 PM EDT
MAY 16 2023...........SUNRISE 5:56 AM EDT SUNSET 8:16 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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