Climatological Report (Daily)
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
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CDUS41 KLWX 240525
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
125 AM EDT TUE SEP 24 2024
...................................
...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR SEPTEMBER 23 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 68 2:11 AM 94 2019 77 -9 62
MINIMUM 62 11:59 PM 33 1983 55 7 57
AVERAGE 65 66 -1 60
PRECIPITATION (IN)
YESTERDAY 0.19 1.74 2003 0.12 0.07 1.51
MONTH TO DATE 0.83 2.98 -2.15 5.19
SINCE SEP 1 0.83 2.98 -2.15 5.19
SINCE JAN 1 26.61 32.20 -5.59 24.41
SNOWFALL (IN)
YESTERDAY 0.0 MM MM 0.0 0.0 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 0
DEGREE DAYS
HEATING
YESTERDAY 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
YESTERDAY 0 3 -3 0
MONTH TO DATE 97 134 -37 209
SINCE SEP 1 97 134 -37 209
SINCE JAN 1 1511 1190 321 1324
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION S (160)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION S (160)
AVERAGE WIND SPEED 7.4
SKY COVER
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 5:00 PM
LOWEST 79 10:00 AM
AVERAGE 86
..........................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 76 97 2010
MINIMUM TEMPERATURE (F) 55 30 1974
SUNRISE AND SUNSET
SEPTEMBER 24 2024.....SUNRISE 7:00 AM EDT SUNSET 7:03 PM EDT
SEPTEMBER 25 2024.....SUNRISE 7:01 AM EDT SUNSET 7:01 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$