Climatological Report (Daily)
Issued by NWS Sterling, VA

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CDUS41 KLWX 210525
CLIBWI


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
125 AM EDT THU SEP 21 2017


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

...THE BALTIMORE MD CLIMATE SUMMARY FOR SEPTEMBER 20 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         87    334 PM  92    1983  76     11       79
  MINIMUM         64   1159 PM  42    1959  56      8       68
                                      1956
  AVERAGE         76                        66     10       74

PRECIPITATION (IN)
  YESTERDAY        T             1.75 1966   0.14  -0.14     0.00
  MONTH TO DATE    1.95                      2.61  -0.66     0.73
  SINCE SEP 1      1.95                      2.61  -0.66     0.73
  SINCE JAN 1     32.19                     30.46   1.73    31.83

SNOWFALL (IN)
  YESTERDAY        0.0          MM      MM   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        0                         2     -2        0
  MONTH TO DATE   19                        16      3        0
  SINCE SEP 1     19                        16      3        0
  SINCE JUL 1     19                        17      2        0

 COOLING
  YESTERDAY       11                         3      8        9
  MONTH TO DATE   82                       111    -29      214
  SINCE SEP 1     82                       111    -29      214
  SINCE JAN 1   1174                      1121     53     1481
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION     W (290)
  HIGHEST GUST SPEED    24   HIGHEST GUST DIRECTION    NW (330)
  AVERAGE WIND SPEED     6.4


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   100          1000 PM
 LOWEST     42           400 PM
 AVERAGE    71

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


THE BALTIMORE MD CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   76        96      1931
                                             1895
 MINIMUM TEMPERATURE (F)   56        37      1962
                                             1956


SUNRISE AND SUNSET
SEPTEMBER 21 2017.....SUNRISE   654 AM EDT   SUNSET   705 PM EDT
SEPTEMBER 22 2017.....SUNRISE   655 AM EDT   SUNSET   703 PM EDT


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




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