National Weather Service Text Product
AFOS product CLIIAD
Dates interpreted at 00:00 UTCDisplaying AFOS PIL: CLIIAD
Product Timestamp: 2020-11-29 05:32 UTC
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946
CDUS41 KLWX 290532
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1232 AM EST SUN NOV 29 2020
...................................
...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR NOVEMBER 28 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 59 3:06 PM 71 1990 52 7 51
1998
MINIMUM 33 11:42 PM 19 1996 32 1 41
AVERAGE 46 42 4 46
PRECIPITATION (IN)
YESTERDAY 0.00 2.23 1993 0.11 -0.11 0.00
MONTH TO DATE 2.23 3.17 -0.94 1.62
SINCE SEP 1 8.05 10.34 -2.29 8.00
SINCE JAN 1 42.27 38.34 3.93 37.84
SNOWFALL (IN)
YESTERDAY 0.0 T 1974 0.0 0.0 0.0
1995
2014
MONTH TO DATE 0.0 0.4 -0.4 T
SINCE SEP 1 0.0 0.4 -0.4 T
SINCE JUL 1 0.0 0.4 -0.4 T
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 19 23 -4 19
MONTH TO DATE 368 512 -144 633
SINCE SEP 1 635 866 -231 818
SINCE JUL 1 635 868 -233 818
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 NW (310)
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION NW (320)
AVERAGE WIND SPEED 5.3
SKY COVER
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 8:00 AM
LOWEST 34 3:00 PM
AVERAGE 66
..........................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 52 73 1998
MINIMUM TEMPERATURE (F) 32 17 1967
SUNRISE AND SUNSET
NOVEMBER 29 2020......SUNRISE 7:08 AM EST SUNSET 4:48 PM EST
NOVEMBER 30 2020......SUNRISE 7:09 AM EST SUNSET 4:48 PM EST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$