399
CDUS41 KLWX 230524
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
124 AM EDT MON OCT 23 2023
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR OCTOBER 22 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 2:15 PM 85 1979 66 -3 71
MINIMUM 43 1:45 AM 26 1974 43 0 33
AVERAGE 53 54 -1 52
PRECIPITATION (IN)
YESTERDAY 0.04 0.90 1985 0.12 -0.08 0.00
MONTH TO DATE 0.57 2.64 -2.07 2.03
SINCE SEP 1 7.22 6.58 0.64 5.31
SINCE JAN 1 26.44 35.80 -9.36 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 12 11 1 13
MONTH TO DATE 141 169 -28 219
SINCE SEP 1 157 214 -57 258
SINCE JUL 1 157 215 -58 258
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
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WIND (MPH)
HIGHEST WIND SPEED 30 HIGHEST WIND DIRECTION NW (310)
HIGHEST GUST SPEED 43 HIGHEST GUST DIRECTION NW (310)
AVERAGE WIND SPEED 11.7
SKY COVER
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 83 3:00 AM
LOWEST 36 2:00 PM
AVERAGE 60
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THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 65 85 1978
MINIMUM TEMPERATURE (F) 43 21 1969
SUNRISE AND SUNSET
OCTOBER 23 2023.......SUNRISE 7:27 AM EDT SUNSET 6:20 PM EDT
OCTOBER 24 2023.......SUNRISE 7:28 AM EDT SUNSET 6:19 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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