253
CDUS41 KLWX 310521
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
121 AM EDT TUE OCT 31 2023
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR OCTOBER 30 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 82 12:34 PM 84 2016 63 19 64
MINIMUM 52 11:59 PM 20 1969 40 12 31
AVERAGE 67 51 16 48
PRECIPITATION (IN)
YESTERDAY 0.09 1.00 2012 0.11 -0.02 0.00
MONTH TO DATE 0.67 3.54 -2.87 2.06
SINCE SEP 1 7.32 7.48 -0.16 5.34
SINCE JAN 1 26.54 36.70 -10.16 32.84
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 0 14 -14 17
MONTH TO DATE 169 269 -100 293
SINCE SEP 1 185 314 -129 332
SINCE JUL 1 185 315 -130 332
COOLING
YESTERDAY 2 0 2 0
MONTH TO DATE 49 19 30 0
SINCE SEP 1 265 171 94 176
SINCE JAN 1 1380 1227 153 1354
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WIND (MPH)
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION N (350)
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION N (350)
AVERAGE WIND SPEED 9.0
SKY COVER
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 6:00 AM
LOWEST 52 12:00 PM
AVERAGE 73
......................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 62 81 1982
2004
MINIMUM TEMPERATURE (F) 40 21 1968
SUNRISE AND SUNSET
OCTOBER 31 2023.......SUNRISE 7:36 AM EDT SUNSET 6:11 PM EDT
NOVEMBER 1 2023......SUNRISE 7:37 AM EDT SUNSET 6:09 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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