National Weather Service Text Product
AFOS product CLIIAD
Dates interpreted at 00:00 UTCDisplaying AFOS PIL: CLIIAD
Product Timestamp: 2020-10-09 05:22 UTC
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444
CDUS41 KLWX 090522
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
122 AM EDT FRI OCT 09 2020
...................................
...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR OCTOBER 8 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 71 2:04 PM 92 2007 71 0 67
MINIMUM 45 11:59 PM 30 2001 46 -1 56
AVERAGE 58 59 -1 62
PRECIPITATION (IN)
YESTERDAY 0.00 2.79 2005 0.10 -0.10 0.04
MONTH TO DATE 0.15 0.84 -0.69 0.05
SINCE SEP 1 2.43 4.76 -2.33 0.46
SINCE JAN 1 36.65 32.76 3.89 30.30
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 7 7 0 3
MONTH TO DATE 57 50 7 12
SINCE SEP 1 118 106 12 17
SINCE JUL 1 118 108 10 17
COOLING
YESTERDAY 0 1 -1 0
MONTH TO DATE 1 10 -9 48
SINCE SEP 1 136 151 -15 286
SINCE JAN 1 1388 1167 221 1521
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 7.3
SKY COVER
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 86 11:00 PM
LOWEST 36 5:00 PM
AVERAGE 61
..........................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 70 94 2007
MINIMUM TEMPERATURE (F) 46 26 2001
SUNRISE AND SUNSET
OCTOBER 9 2020.......SUNRISE 7:14 AM EDT SUNSET 6:39 PM EDT
OCTOBER 10 2020.......SUNRISE 7:15 AM EDT SUNSET 6:38 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$