National Weather Service Text Product
AFOS product CLIIAD
Dates interpreted at 00:00 UTCDisplaying AFOS PIL: CLIIAD
Product Timestamp: 2020-07-08 05:26 UTC
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229
CDUS41 KLWX 080526
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
126 AM EDT WED JUL 08 2020
...................................
...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR JULY 7 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 89 4:16 PM 101 1988 88 1 89
2010
2012
MINIMUM 69 5:31 AM 47 1970 65 4 72
AVERAGE 79 77 2 81
PRECIPITATION (IN)
YESTERDAY 0.62 1.59 2005 0.11 0.51 T
MONTH TO DATE 1.30 0.84 0.46 0.23
SINCE JUN 1 6.51 4.82 1.69 2.67
SINCE JAN 1 23.03 21.64 1.39 22.55
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 JUN 1 0.0 0.0 0.0 T
SINCE JUL 1 0.0 0.0 0.0 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 5 15 -10 9
SINCE JUL 1 0 0 0 0
COOLING
YESTERDAY 14 12 2 16
MONTH TO DATE 107 79 28 103
SINCE JUN 1 380 316 64 359
SINCE JAN 1 457 408 49 538
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION S (190)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION S (190)
AVERAGE WIND SPEED 4.4
SKY COVER
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
HEAVY RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 1:00 AM
LOWEST 61 4:00 PM
AVERAGE 77
..........................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 88 101 2012
MINIMUM TEMPERATURE (F) 65 48 1983
1984
SUNRISE AND SUNSET
JULY 8 2020..........SUNRISE 5:52 AM EDT SUNSET 8:37 PM EDT
JULY 9 2020..........SUNRISE 5:53 AM EDT SUNSET 8:37 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$