203
CDUS41 KLWX 190556
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
156 AM EDT FRI APR 19 2024
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR APRIL 18 2024
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1960 TO 2024
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 79 3:07 PM 90 1976 68 11 73
MINIMUM 53 5:59 AM 29 2018 44 9 42
AVERAGE 66 56 10 58
PRECIPITATION (IN)
YESTERDAY T 0.59 1978 0.11 -0.11 0.00
MONTH TO DATE 1.43 1.98 -0.55 0.36
SINCE MAR 1 5.32 5.48 -0.16 1.93
SINCE JAN 1 12.77 11.03 1.74 5.56
SNOWFALL (IN)
YESTERDAY 0.0 T 2022 0.0 0.0 0.0
MONTH TO DATE T 0.1 -0.1 0.0
SINCE MAR 1 T 4.0 -4.0 T
SINCE JUL 1 11.7 21.0 -9.3 0.4
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 0 10 -10 7
MONTH TO DATE 134 226 -92 122
SINCE MAR 1 598 873 -275 692
SINCE JUL 1 3562 4383 -821 3656
COOLING
YESTERDAY 1 1 0 0
MONTH TO DATE 19 7 12 36
SINCE MAR 1 19 9 10 37
SINCE JAN 1 22 9 13 37
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WIND (MPH)
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION NW (330)
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION N (340)
AVERAGE WIND SPEED 7.6
SKY COVER
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 4:00 AM
LOWEST 36 2:00 PM
AVERAGE 63
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THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 68 91 2002
MINIMUM TEMPERATURE (F) 44 27 1990
2001
SUNRISE AND SUNSET
APRIL 19 2024.........SUNRISE 6:27 AM EDT SUNSET 7:51 PM EDT
APRIL 20 2024.........SUNRISE 6:25 AM EDT SUNSET 7:52 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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