Climatological Report (Daily)
Issued by NWS Sterling, VA

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
000
CDUS41 KLWX 102127
CLIDCA


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
426 PM EST SAT DEC 10 2016


...................................

...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR DECEMBER 10 2016...
VALID TODAY AS OF 0400 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2016


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE
                VALUE   (LST)  VALUE       VALUE  FROM
                                                  NORMAL
...............................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         39   1245 PM  67    1966  48     -9
                                      1939
  MINIMUM         29    558 AM   4    1876  34     -5
  AVERAGE         34                        41     -7

PRECIPITATION (IN)
  TODAY            0.00          2.23 1878   0.11  -0.11
  MONTH TO DATE    1.40                      1.08   0.32
  SINCE DEC 1      1.40                      1.08   0.32
  SINCE JAN 1     30.49                     37.77  -7.28

SNOWFALL (IN)
  TODAY            0.0           7.0  1904   0.1   -0.1
  MONTH TO DATE    0.0                       0.6   -0.6
  SINCE JUL 1      0.0                       1.1   -1.1
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  TODAY           31                                7
  MONTH TO DATE  206                              -19
  SINCE DEC 1    206                              -19
  SINCE JUL 1    693                             -227

 COOLING
  TODAY            0                                0
  MONTH TO DATE    0                                0
  SINCE DEC 1      0                                0
  SINCE JAN 1   1994                              445
...............................................................


WIND (MPH)
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION    NW (320)
  HIGHEST GUST SPEED    25   HIGHEST GUST DIRECTION    NW (330)
  AVERAGE WIND SPEED    10.2




RELATIVE HUMIDITY (PERCENT)
 HIGHEST    58
 LOWEST     35
 AVERAGE    47

..........................................................


THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   48        68      1979
                                             1971
                                             1897
 MINIMUM TEMPERATURE (F)   34        12      1917
                                             1904
                                             1880


SUNRISE AND SUNSET
DECEMBER 10 2016......SUNRISE   716 AM EST   SUNSET   446 PM EST
DECEMBER 11 2016......SUNRISE   717 AM EST   SUNSET   446 PM EST


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




$$




USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.