National Weather Service Text Product
AFOS product CLIDCA
Dates interpreted at 00:00 UTCDisplaying AFOS PIL: CLIDCA
Product Timestamp: 2016-12-20 05:29 UTC
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082
CDUS41 KLWX 200530
CLIDCA
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1229 AM EST TUE DEC 20 2016
...................................
...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR DECEMBER 19 2016...
CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2016
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
..................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 39 213 PM 74 1924 46 -7 45
MINIMUM 31 1159 PM 6 1884 32 -1 30
AVERAGE 35 39 -4 38
PRECIPITATION (IN)
YESTERDAY 0.00 1.34 2009 0.10 -0.10 0.00
MONTH TO DATE 1.83 1.97 -0.14 1.62
SINCE DEC 1 1.83 1.97 -0.14 1.62
SINCE JAN 1 30.92 38.66 -7.74 41.80
SNOWFALL (IN)
YESTERDAY 0.0 15.0 2009 0.0 0.0
MONTH TO DATE T 1.2 -1.2
SINCE JUL 1 T 1.7 -1.7
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 30 26 4 27
MONTH TO DATE 441 453 -12 293
SINCE DEC 1 441 453 -12 293
SINCE JUL 1 928 1148 -220 828
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 1994 1549 445 1998
..................................................................
WIND (MPH)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION N (10)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION N (20)
AVERAGE WIND SPEED 9.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 59 500 AM
LOWEST 40 100 PM
AVERAGE 50
..........................................................
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 45 66 1889
1877
MINIMUM TEMPERATURE (F) 31 5 1942
SUNRISE AND SUNSET
DECEMBER 20 2016......SUNRISE 723 AM EST SUNSET 449 PM EST
DECEMBER 21 2016......SUNRISE 723 AM EST SUNSET 450 PM EST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$