National Weather Service Text Product
AFOS product CLIIAD
Dates interpreted at 00:00 UTCDisplaying AFOS PIL: CLIIAD
Product Timestamp: 2020-11-20 05:23 UTC
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854
CDUS41 KLWX 200523
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1223 AM EST FRI NOV 20 2020
...................................
...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR NOVEMBER 19 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 54 3:27 PM 76 1985 56 -2 54
MINIMUM 24 2:09 AM 13 2014 35 -11 39
AVERAGE 39 45 -6 47
PRECIPITATION (IN)
YESTERDAY 0.00 1.93 2003 0.12 -0.12 T
MONTH TO DATE 2.03 2.15 -0.12 0.42
SINCE SEP 1 7.85 9.32 -1.47 6.80
SINCE JAN 1 42.07 37.32 4.75 36.64
SNOWFALL (IN)
YESTERDAY 0.0 T 1969 0.0 0.0 0.0
1984
2016
MONTH TO DATE 0.0 0.1 -0.1 T
SINCE SEP 1 0.0 0.1 -0.1 T
SINCE JUL 1 0.0 0.1 -0.1 T
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 26 20 6 18
MONTH TO DATE 237 318 -81 441
SINCE SEP 1 504 672 -168 626
SINCE JUL 1 504 674 -170 626
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 1 0 1 0
SINCE SEP 1 154 160 -6 289
SINCE JAN 1 1406 1176 230 1524
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION S (200)
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION S (200)
AVERAGE WIND SPEED 9.2
SKY COVER
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 88 4:00 AM
LOWEST 36 3:00 PM
AVERAGE 62
..........................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 56 79 1985
MINIMUM TEMPERATURE (F) 34 18 1980
SUNRISE AND SUNSET
NOVEMBER 20 2020......SUNRISE 6:59 AM EST SUNSET 4:52 PM EST
NOVEMBER 21 2020......SUNRISE 7:00 AM EST SUNSET 4:52 PM EST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$