094
CDUS41 KLWX 222125
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
525 PM EDT FRI SEP 22 2023
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR SEPTEMBER 22 2023
VALID TODAY AS OF 0500 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1960 TO 2023
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 74 2:31 PM 94 1970 77 -3 78
1980
2010
MINIMUM 57 6:41 AM 35 1962 56 1 58
AVERAGE 66 66 0 68
PRECIPITATION (IN)
TODAY 0.00 1.57 1982 0.12 -0.12 0.03
MONTH TO DATE 3.61 2.86 0.75 2.81
SINCE SEP 1 3.61 2.86 0.75 2.81
SINCE JAN 1 22.83 32.08 -9.25 30.31
SNOWFALL (IN)
TODAY 0.0 MM MM 0.0 0.0 0.0
MONTH TO DATE T 0.0 0.0 0.0
SINCE SEP 1 T 0.0 0.0 0.0
SINCE JUL 1 T 0.0 0.0 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 0 2 -2 0
MONTH TO DATE 1 18 -17 0
SINCE SEP 1 1 18 -17 0
SINCE JUL 1 1 19 -18 0
COOLING
TODAY 1 3 -2 3
MONTH TO DATE 209 131 78 175
SINCE SEP 1 209 131 78 175
SINCE JAN 1 1324 1187 137 1353
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION NE (30)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION NE (30)
AVERAGE WIND SPEED 8.9
SKY COVER
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 84 5:00 AM
LOWEST 48 2:00 PM
AVERAGE 66
......................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 77 94 2019
MINIMUM TEMPERATURE (F) 55 33 1983
SUNRISE AND SUNSET
SEPTEMBER 22 2023.....SUNRISE 6:57 AM EDT SUNSET 7:07 PM EDT
SEPTEMBER 23 2023.....SUNRISE 6:58 AM EDT SUNSET 7:06 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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