Climatological Report (Daily)
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
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CDUS41 KLWX 232140
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
540 PM EDT MON SEP 23 2024
...................................
...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR SEPTEMBER 23 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 68 2:11 AM 94 2019 77 -9 62
MINIMUM 64 4:05 AM 33 1983 55 9 57
AVERAGE 66 66 0 60
PRECIPITATION (IN)
TODAY 0.06 1.74 2003 0.12 -0.06 1.51
MONTH TO DATE 0.70 2.98 -2.28 5.19
SINCE SEP 1 0.70 2.98 -2.28 5.19
SINCE JAN 1 26.48 32.20 -5.72 24.41
SNOWFALL (IN)
TODAY MM MM MM 0.0 MM 0.0
MONTH TO DATE 0.0 0.0 0.0 T
SINCE SEP 1 0.0 0.0 0.0 T
SINCE JUL 1 0.0 0.0 0.0 T
SNOW DEPTH MM
DEGREE DAYS
HEATING
TODAY 0 2 -2 5
MONTH TO DATE 11 20 -9 6
SINCE SEP 1 11 20 -9 6
SINCE JUL 1 13 21 -8 6
COOLING
TODAY 1 3 -2 0
MONTH TO DATE 98 134 -36 209
SINCE SEP 1 98 134 -36 209
SINCE JAN 1 1512 1190 322 1324
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION S (160)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION S (160)
AVERAGE WIND SPEED 7.0
SKY COVER
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 4:00 AM
LOWEST 79 10:00 AM
AVERAGE 86
..........................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 76 97 2010
MINIMUM TEMPERATURE (F) 55 30 1974
SUNRISE AND SUNSET
SEPTEMBER 23 2024.....SUNRISE 6:59 AM EDT SUNSET 7:04 PM EDT
SEPTEMBER 24 2024.....SUNRISE 7:00 AM EDT SUNSET 7:03 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$