Climatological Report (Daily)
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
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CDUS41 KLWX 090534
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
134 AM EDT THU MAY 09 2024
...................................
...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR MAY 8 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 86 2:27 PM 90 2000 73 13 84
MINIMUM 65 11:59 PM 29 1974 51 14 55
AVERAGE 76 62 14 70
PRECIPITATION (IN)
YESTERDAY 0.00 2.10 1960 0.15 -0.15 T
MONTH TO DATE 1.50 1.14 0.36 0.52
SINCE MAR 1 7.13 8.11 -0.98 5.39
SINCE JAN 1 14.58 13.66 0.92 9.02
SNOWFALL (IN)
YESTERDAY 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 T
SINCE JUL 1 11.7 21.0 -9.3 0.4
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 0 5 -5 0
MONTH TO DATE 15 44 -29 69
SINCE MAR 1 694 1011 -317 852
SINCE JUL 1 3658 4521 -863 3816
COOLING
YESTERDAY 11 2 9 5
MONTH TO DATE 40 12 28 5
SINCE MAR 1 84 34 50 50
SINCE JAN 1 87 34 53 50
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION W (260)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION W (260)
AVERAGE WIND SPEED 6.2
SKY COVER
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 87 4:00 AM
LOWEST 40 12:00 PM
AVERAGE 64
..........................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 74 91 1963
MINIMUM TEMPERATURE (F) 51 30 1976
SUNRISE AND SUNSET
MAY 9 2024...........SUNRISE 6:02 AM EDT SUNSET 8:11 PM EDT
MAY 10 2024...........SUNRISE 6:01 AM EDT SUNSET 8:12 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$