National Weather Service Text Product
AFOS product CLIIAD
Dates interpreted at 00:00 UTCDisplaying AFOS PIL: CLIIAD
Product Timestamp: 2020-11-10 05:25 UTC
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879
CDUS41 KLWX 100525
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1225 AM EST TUE NOV 10 2020
...................................
...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR NOVEMBER 9 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 76 3:26 PM 78 1994 60 16 45
MINIMUM 46 4:18 AM 19 1967 37 9 21
1971
1976
AVERAGE 61 49 12 33
PRECIPITATION (IN)
YESTERDAY 0.00 0.54 2015 0.11 -0.11 0.00
MONTH TO DATE 0.34 1.04 -0.70 0.13
SINCE SEP 1 6.16 8.21 -2.05 6.51
SINCE JAN 1 40.38 36.21 4.17 36.35
SNOWFALL (IN)
YESTERDAY 0.0 T 1971 0.0 0.0 0.0
1991
MONTH TO DATE 0.0 0.0 0.0 0.0
SINCE SEP 1 0.0 0.0 0.0 0.0
SINCE JUL 1 0.0 0.0 0.0 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 4 16 -12 32
MONTH TO DATE 103 136 -33 192
SINCE SEP 1 370 490 -120 377
SINCE JUL 1 370 492 -122 377
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE SEP 1 153 160 -7 289
SINCE JAN 1 1405 1176 229 1524
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION S (190)
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION S (170)
AVERAGE WIND SPEED 3.3
SKY COVER
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
FOG W/VISIBILITY <= 1/4 MILE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 8:00 AM
LOWEST 52 2:00 PM
AVERAGE 76
..........................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 60 75 1985
MINIMUM TEMPERATURE (F) 37 21 2003
SUNRISE AND SUNSET
NOVEMBER 10 2020......SUNRISE 6:48 AM EST SUNSET 5:00 PM EST
NOVEMBER 11 2020......SUNRISE 6:49 AM EST SUNSET 4:59 PM EST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$