785
CDUS41 KLWX 180534
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
134 AM EDT WED OCT 18 2023
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR OCTOBER 17 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 63 11:47 AM 84 2016 67 -4 72
MINIMUM 48 11:59 PM 31 1981 45 3 50
1982
AVERAGE 56 56 0 61
PRECIPITATION (IN)
YESTERDAY 0.00 1.11 1975 0.11 -0.11 0.00
MONTH TO DATE 0.52 2.04 -1.52 2.03
SINCE SEP 1 7.17 5.98 1.19 5.31
SINCE JAN 1 26.39 35.20 -8.81 32.81
SNOWFALL (IN)
YESTERDAY 0.0 MM MM 0.0 0.0 0.0
MONTH TO DATE 0.0 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 9 9 0 4
MONTH TO DATE 96 117 -21 134
SINCE SEP 1 112 162 -50 173
SINCE JUL 1 112 163 -51 173
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 32 19 13 0
SINCE SEP 1 248 171 77 176
SINCE JAN 1 1363 1227 136 1354
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION NW (310)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION NW (330)
AVERAGE WIND SPEED 7.9
SKY COVER
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 80 7:00 AM
LOWEST 53 12:00 PM
AVERAGE 67
......................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 67 85 2016
MINIMUM TEMPERATURE (F) 44 27 1976
1982
SUNRISE AND SUNSET
OCTOBER 18 2023.......SUNRISE 7:22 AM EDT SUNSET 6:27 PM EDT
OCTOBER 19 2023.......SUNRISE 7:23 AM EDT SUNSET 6:26 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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