AFOS product CLIDCA
Dates interpreted at 00:00 UTC
Download date range (UTC midnight)
Bulk Download Bulk Download
296 
CDUS41 KLWX 310520
CLIDCA


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
119 AM EDT WED OCT 31 2012


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

...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR OCTOBER 30 2012...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2012


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         46   1205 AM  82    1996  64    -18       55
                                      1946
  MINIMUM         42   1159 PM  26    1873  46     -4       35
  AVERAGE         44                        55    -11       45

PRECIPITATION (IN)
  YESTERDAY        0.84          1.02 1898   0.12   0.72     0.00
  MONTH TO DATE    5.82                      3.29   2.53     3.91
  SINCE SEP 1     10.11                      7.01   3.10    12.75
  SINCE JAN 1     28.82                     33.41  -4.59    40.05

SNOWFALL (IN)
  YESTERDAY        0.0           2.0  1925   0.0    0.0
  MONTH TO DATE    0.0                       0.0    0.0
  SINCE JUL 1      0.0                       0.0    0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       21                        10     11       20
  MONTH TO DATE  147                       194    -47      193
  SINCE SEP 1    152                       218    -66      207
  SINCE JUL 1    152                       218    -66      207

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE   45                        33     12       15
  SINCE SEP 1    274                       235     39      223
  SINCE JAN 1   1975                      1546    429     1925
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION     S (190)
  HIGHEST GUST SPEED    22   HIGHEST GUST DIRECTION     S (200)
  AVERAGE WIND SPEED    12.1


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 1.0


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  RAIN
  LIGHT RAIN
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    89           600 AM
 LOWEST     82          1200 AM
 AVERAGE    86

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


THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   64        85      1950
 MINIMUM TEMPERATURE (F)   46        26      1917
                                             1893


SUNRISE AND SUNSET
OCTOBER 31 2012.......SUNRISE   735 AM EDT   SUNSET   608 PM EDT
NOVEMBER  1 2012......SUNRISE   736 AM EDT   SUNSET   607 PM EDT


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




$$