National Weather Service Text Product
AFOS product CLIIAD
Dates interpreted at 00:00 UTCDisplaying AFOS PIL: CLIIAD
Product Timestamp: 2020-02-10 05:22 UTC
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295
CDUS41 KLWX 100522
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1222 AM EST MON FEB 10 2020
...................................
...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR FEBRUARY 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 49 423 PM 69 2001 45 4 34
MINIMUM 24 737 AM -5 1967 25 -1 20
AVERAGE 37 35 2 27
PRECIPITATION (IN)
YESTERDAY 0.00 1.07 1970 0.10 -0.10 0.00
MONTH TO DATE 1.18 0.89 0.29 0.16
SINCE DEC 1 7.48 6.53 0.95 9.88
SINCE JAN 1 4.51 3.57 0.94 4.12
SNOWFALL (IN)
YESTERDAY 0.0 2.2 2010 0.3 -0.3
MONTH TO DATE 0.0 2.8 -2.8
SINCE JUL 1 2.9 14.1 -11.2
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 28 30 -2 38
MONTH TO DATE 180 275 -95 239
SINCE DEC 1 1784 2143 -359 2044
SINCE JUL 1 2647 3059 -412 3002
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 0 0 0 0
..................................................................
WIND (MPH)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION S (160)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION SE (150)
AVERAGE WIND SPEED 4.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 84 800 AM
LOWEST 36 200 PM
AVERAGE 60
..........................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 45 63 2001
1990
MINIMUM TEMPERATURE (F) 25 -10 1979
SUNRISE AND SUNSET
FEBRUARY 10 2020......SUNRISE 707 AM EST SUNSET 541 PM EST
FEBRUARY 11 2020......SUNRISE 706 AM EST SUNSET 542 PM EST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$