Climatological Report (Daily)
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
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CDUS41 KLWX 010525
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
125 AM EDT TUE OCT 01 2024
...................................
...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR SEPTEMBER 30 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 66 3:52 PM 92 1986 74 -8 80
MINIMUM 64 8:12 AM 35 1993 52 12 59
AVERAGE 65 63 2 70
PRECIPITATION (IN)
YESTERDAY 0.26 4.74 2010 0.15 0.11 0.00
MONTH TO DATE 3.27 3.94 -0.67 6.65
SINCE SEP 1 3.27 3.94 -0.67 6.65
SINCE JAN 1 29.05 33.16 -4.11 25.87
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 4 -4 0
MONTH TO DATE 12 43 -31 16
SINCE SEP 1 12 43 -31 16
SINCE JUL 1 14 44 -30 16
COOLING
YESTERDAY 0 2 -2 5
MONTH TO DATE 137 152 -15 216
SINCE SEP 1 137 152 -15 216
SINCE JAN 1 1551 1208 343 1331
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION E (70)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION E (70)
AVERAGE WIND SPEED 6.4
SKY COVER
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 2:00 AM
LOWEST 90 12:00 PM
AVERAGE 94
..........................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 73 90 1986
MINIMUM TEMPERATURE (F) 52 31 1993
SUNRISE AND SUNSET
OCTOBER 1 2024.......SUNRISE 7:06 AM EDT SUNSET 6:52 PM EDT
OCTOBER 2 2024.......SUNRISE 7:07 AM EDT SUNSET 6:50 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$