333
CDUS41 KLWX 210526
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
126 AM EDT MON OCT 21 2019
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR OCTOBER 20 2019
CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1960 TO 2019
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
..............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 57 324 PM 83 2016 67 -10 69
1969
MINIMUM 52 846 AM 20 1972 42 10 48
AVERAGE 55 54 1 59
PRECIPITATION (IN)
YESTERDAY 1.44R 1.27 1976 0.10 1.34 0.03
MONTH TO DATE 2.58 2.08 0.50 1.28
SINCE SEP 1 2.99 6.00 -3.01 8.64
SINCE JAN 1 32.83 34.00 -1.17 51.90
SNOWFALL (IN)
YESTERDAY 0.0 T 1974 0.0 0.0
MONTH TO DATE 0.0 0.0 0.0
SINCE JUL 1 0.0 0.0 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 10 11 -1 6
MONTH TO DATE 110 161 -51 96
SINCE SEP 1 115 217 -102 109
SINCE JUL 1 115 219 -104 109
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 48 16 32 97
SINCE SEP 1 286 157 129 338
SINCE JAN 1 1521 1173 348 1522
..............................................................
WIND (MPH)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION N (350)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION N (360)
AVERAGE WIND SPEED 8.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
HEAVY RAIN
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 700 AM
LOWEST 72 100 AM
AVERAGE 84
......................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 67 86 1979
MINIMUM TEMPERATURE (F) 42 22 1972
SUNRISE AND SUNSET
OCTOBER 21 2019.......SUNRISE 725 AM EDT SUNSET 623 PM EDT
OCTOBER 22 2019.......SUNRISE 726 AM EDT SUNSET 622 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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