National Weather Service Text Product
AFOS product CLIIAD
Dates interpreted at 00:00 UTCDisplaying AFOS PIL: CLIIAD
Product Timestamp: 2020-12-03 05:25 UTC
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165
CDUS41 KLWX 030525
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1225 AM EST THU DEC 03 2020
...................................
...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR DECEMBER 2 2020...
CLIMATE NORMAL PERIOD: 1981 TO 2010
CLIMATE RECORD PERIOD: 1960 TO 2020
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 48 3:35 PM 75 1970 51 -3 43
MINIMUM 34 10:53 PM 0 1967 31 3 37
AVERAGE 41 41 0 40
PRECIPITATION (IN)
YESTERDAY 0.00 1.42 1986 0.11 -0.11 0.01
MONTH TO DATE 0.01 0.22 -0.21 0.40
SINCE DEC 1 0.01 0.22 -0.21 0.40
SINCE JAN 1 43.66 38.80 4.86 38.24
SNOWFALL (IN)
YESTERDAY 0.0 T 1983 0.1 -0.1 T
1987
2019
MONTH TO DATE 0.0 0.2 -0.2 T
SINCE DEC 1 0.0 0.2 -0.2 T
SINCE JUL 1 0.0 0.7 -0.7 T
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 24 24 0 25
MONTH TO DATE 46 48 -2 49
SINCE DEC 1 46 48 -2 49
SINCE JUL 1 713 964 -251 912
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 1406 1178 228 1524
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 29 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED 38 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 11.4
SKY COVER
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 66 7:00 AM
LOWEST 31 4:00 PM
AVERAGE 49
..........................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 50 74 1998
MINIMUM TEMPERATURE (F) 30 7 1976
SUNRISE AND SUNSET
DECEMBER 3 2020......SUNRISE 7:12 AM EST SUNSET 4:48 PM EST
DECEMBER 4 2020......SUNRISE 7:13 AM EST SUNSET 4:47 PM EST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$