Climatological Report (Daily)
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
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CDUS41 KLWX 012123
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
523 PM EDT WED MAY 01 2024
...................................
...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR MAY 1 2024...
VALID TODAY AS OF 0500 PM LOCAL TIME.
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)
TODAY
MAXIMUM 85 3:45 PM 90 2010 72 13 61
MINIMUM 60 5:57 AM 33 1996 48 12 46
AVERAGE 73 60 13 54
PRECIPITATION (IN)
TODAY 0.00 1.42 1981 0.14 -0.14 0.00
MONTH TO DATE 0.00 0.14 -0.14 0.00
SINCE MAR 1 5.63 7.11 -1.48 4.87
SINCE JAN 1 13.08 12.66 0.42 8.50
SNOWFALL (IN)
TODAY 0.0 T 1963 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 T
SINCE JUL 1 11.7 21.0 -9.3 0.4
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 0 6 -6 11
MONTH TO DATE 0 6 -6 11
SINCE MAR 1 679 973 -294 794
SINCE JUL 1 3643 4483 -840 3758
COOLING
TODAY 8 1 7 0
MONTH TO DATE 8 1 7 0
SINCE MAR 1 52 23 29 45
SINCE JAN 1 55 23 32 45
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NW (320)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION W (290)
AVERAGE WIND SPEED 5.1
SKY COVER
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 12:00 AM
LOWEST 27 4:00 PM
AVERAGE 60
..........................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 72 88 1992
2010
2018
MINIMUM TEMPERATURE (F) 49 34 1960
1979
SUNRISE AND SUNSET
MAY 1 2024...........SUNRISE 6:11 AM EDT SUNSET 8:03 PM EDT
MAY 2 2024...........SUNRISE 6:10 AM EDT SUNSET 8:04 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$