077
CDUS41 KLWX 122137
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
537 PM EDT FRI MAY 12 2023
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR MAY 12 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 87 3:55 PM 90 2018 74 13 75
MINIMUM 53 5:31 AM 34 1969 52 1 53
AVERAGE 70 63 7 64
PRECIPITATION (IN)
TODAY 0.00 1.37 1974 0.16 -0.16 T
MONTH TO DATE 0.66 1.75 -1.09 3.50
SINCE MAR 1 5.53 8.72 -3.19 7.67
SINCE JAN 1 9.16 14.27 -5.11 13.87
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 1
MONTH TO DATE 84 61 23 74
SINCE MAR 1 867 1028 -161 940
SINCE JUL 1 3821 4538 -717 4014
COOLING
TODAY 5 2 3 0
MONTH TO DATE 10 20 -10 5
SINCE MAR 1 55 42 13 19
SINCE JAN 1 55 42 13 19
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 8 HIGHEST WIND DIRECTION W (260)
HIGHEST GUST SPEED 11 HIGHEST GUST DIRECTION W (260)
AVERAGE WIND SPEED 2.0
SKY COVER
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 5:00 AM
LOWEST 35 4:00 PM
AVERAGE 66
......................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 74 92 2000
MINIMUM TEMPERATURE (F) 52 32 1976
SUNRISE AND SUNSET
MAY 12 2023...........SUNRISE 6:00 AM EDT SUNSET 8:13 PM EDT
MAY 13 2023...........SUNRISE 5:59 AM EDT SUNSET 8:14 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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