Climatological Report (Daily)
Issued by NWS Sterling, VA

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CDUS41 KLWX 312121
CLIDCA


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
421 PM EST SAT JAN 31 2015


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

...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR JANUARY 31 2015...
VALID TODAY AS OF 0400 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2015


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         36    359 PM  71    1916  44     -8       51
  MINIMUM         20    642 AM  -2    1905  29     -9       25
  AVERAGE         28                        37     -9       38

PRECIPITATION (IN)
  TODAY            0.00          1.18 1878   0.10  -0.10     0.00
  MONTH TO DATE    3.73                      2.81   0.92     2.58
  SINCE DEC 1      7.23                      5.86   1.37     8.11
  SINCE JAN 1      3.73                      2.81   0.92     2.58

SNOWFALL (IN)
  TODAY            0.0           5.7  1949   0.2   -0.2
  MONTH TO DATE    3.6                       5.6   -2.0
  SINCE JUL 1      3.6                       8.4   -4.8
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  TODAY           37                        28      9       27
  MONTH TO DATE  904                       897      7     1008
  SINCE DEC 1   1553                      1685   -132     1704
  SINCE JUL 1   2160                      2380   -220     2412

 COOLING
  TODAY            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    25   HIGHEST WIND DIRECTION    NW (320)
  HIGHEST GUST SPEED    35   HIGHEST GUST DIRECTION    NW (300)
  AVERAGE WIND SPEED    13.7


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.0


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED TODAY.
  NO SIGNIFICANT WEATHER WAS OBSERVED.


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    45           200 AM
 LOWEST     28           100 PM
 AVERAGE    37

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


THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   44        77      2002
 MINIMUM TEMPERATURE (F)   29         6      1935
                                             1900
                                             1899


SUNRISE AND SUNSET
JANUARY 31 2015.......SUNRISE   715 AM EST   SUNSET   528 PM EST
FEBRUARY  1 2015......SUNRISE   714 AM EST   SUNSET   529 PM EST


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




$$



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