348
CDUS41 KLWX 270531
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
131 AM EDT WED SEP 27 2023
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR SEPTEMBER 26 2023
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)
YESTERDAY
MAXIMUM 61 5:05 PM 93 2007 75 -14 78
MINIMUM 58 7:37 AM 38 1964 54 4 53
1983
AVERAGE 60 65 -5 66
PRECIPITATION (IN)
YESTERDAY 0.11 2.15 1975 0.13 -0.02 0.00
MONTH TO DATE 6.61 3.37 3.24 2.81
SINCE SEP 1 6.61 3.37 3.24 2.81
SINCE JAN 1 25.83 32.59 -6.76 30.31
SNOWFALL (IN)
YESTERDAY 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
YESTERDAY 5 3 2 0
MONTH TO DATE 11 28 -17 14
SINCE SEP 1 11 28 -17 14
SINCE JUL 1 11 29 -18 14
COOLING
YESTERDAY 0 3 -3 1
MONTH TO DATE 211 143 68 176
SINCE SEP 1 211 143 68 176
SINCE JAN 1 1326 1199 127 1354
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION NE (30)
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION N (10)
AVERAGE WIND SPEED 7.4
SKY COVER
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 6:00 AM
LOWEST 86 10:00 PM
AVERAGE 90
......................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 75 96 1998
MINIMUM TEMPERATURE (F) 53 35 1984
SUNRISE AND SUNSET
SEPTEMBER 27 2023.....SUNRISE 7:02 AM EDT SUNSET 6:59 PM EDT
SEPTEMBER 28 2023.....SUNRISE 7:03 AM EDT SUNSET 6:58 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page