022
CDUS41 KLWX 300532
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
132 AM EDT SUN APR 30 2023
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR APRIL 29 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 67 5:05 PM 89 2017 71 -4 66
MINIMUM 51 2:33 AM 32 1987 48 3 34
AVERAGE 59 60 -1 50
PRECIPITATION (IN)
YESTERDAY 0.03 1.19 2014 0.13 -0.10 0.00
MONTH TO DATE 2.27 3.34 -1.07 2.25
SINCE MAR 1 3.84 6.84 -3.00 4.17
SINCE JAN 1 7.47 12.39 -4.92 10.37
SNOWFALL (IN)
YESTERDAY 0.0 0.0 2001 0.0 0.0 0.0
MONTH TO DATE 0.0 0.1 -0.1 T
SINCE MAR 1 T 4.0 -4.0 3.5
SINCE JUL 1 0.4 21.0 -20.6 15.8
SNOW DEPTH MM
DEGREE DAYS
HEATING
YESTERDAY 6 7 -1 15
MONTH TO DATE 207 314 -107 331
SINCE MAR 1 777 961 -184 854
SINCE JUL 1 3731 4471 -740 3928
COOLING
YESTERDAY 0 1 -1 0
MONTH TO DATE 44 18 26 11
SINCE MAR 1 45 20 25 14
SINCE JAN 1 45 20 25 14
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WIND (MPH)
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION N (350)
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION N (340)
AVERAGE WIND SPEED 5.4
SKY COVER
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 12:00 AM
LOWEST 65 5:00 PM
AVERAGE 81
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THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 72 86 1974
2007
2017
MINIMUM TEMPERATURE (F) 48 29 1977
SUNRISE AND SUNSET
APRIL 30 2023.........SUNRISE 6:13 AM EDT SUNSET 8:01 PM EDT
MAY 1 2023...........SUNRISE 6:12 AM EDT SUNSET 8:02 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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