National Weather Service Text Product
AFOS product CLIIAD
Dates interpreted at 00:00 UTCDisplaying AFOS PIL: CLIIAD
Product Timestamp: 2020-10-07 05:31 UTC
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357
CDUS41 KLWX 070531
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
131 AM EDT WED OCT 07 2020
...................................
...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR OCTOBER 6 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 73 2:25 PM 89 2013 71 2 72
MINIMUM 40 5:52 AM 28 1968 47 -7 60
AVERAGE 57 59 -2 66
PRECIPITATION (IN)
YESTERDAY 0.00 1.05 2006 0.11 -0.11 T
MONTH TO DATE 0.15 0.63 -0.48 T
SINCE SEP 1 2.43 4.55 -2.12 0.41
SINCE JAN 1 36.65 32.55 4.10 30.25
SNOWFALL (IN)
YESTERDAY 0.0 MM MM 0.0 0.0 0.0
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 8 7 1 0
MONTH TO DATE 50 36 14 9
SINCE SEP 1 111 92 19 14
SINCE JUL 1 111 94 17 14
COOLING
YESTERDAY 0 1 -1 1
MONTH TO DATE 0 8 -8 43
SINCE SEP 1 135 149 -14 281
SINCE JAN 1 1387 1165 222 1516
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION S (190)
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION S (170)
AVERAGE WIND SPEED 3.6
SKY COVER
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 6:00 AM
LOWEST 44 2:00 PM
AVERAGE 71
..........................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 71 91 2007
MINIMUM TEMPERATURE (F) 47 31 1988
SUNRISE AND SUNSET
OCTOBER 7 2020.......SUNRISE 7:12 AM EDT SUNSET 6:42 PM EDT
OCTOBER 8 2020.......SUNRISE 7:13 AM EDT SUNSET 6:41 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$