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Climatological Report (Daily)
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CDUS41 KLWX 040534
CLIDCA

CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
134 AM EDT SAT SEP 04 2021

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

...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR SEPTEMBER 3 2021...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1871 TO 2021


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         80   2:01 PM  98    1953  85     -5       91
  MINIMUM         59   5:52 AM  48    1892  68     -9       75
                                      1909
  AVERAGE         70                        76     -6       83

PRECIPITATION (IN)
  YESTERDAY        0.00          1.67 1974   0.13  -0.13     0.38
  MONTH TO DATE    1.34                      0.38   0.96     0.50
  SINCE SEP 1      1.34                      0.38   0.96     0.50
  SINCE JAN 1     36.52                     28.29   8.23    36.35

SNOWFALL (IN)
  YESTERDAY        0.0          MM      MM   0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.0    0.0      0.0
  SINCE SEP 1      0.0                       0.0    0.0      0.0
  SINCE JUL 1      0.0                       0.0    0.0      0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE SEP 1      0                         0      0        0
  SINCE JUL 1      0                         0      0        0

 COOLING
  YESTERDAY        5                        12     -7       18
  MONTH TO DATE   24                        36    -12       44
  SINCE SEP 1     24                        36    -12       44
  SINCE JAN 1   1543                      1488     55     1576
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION    NW (310)
  HIGHEST GUST SPEED    18   HIGHEST GUST DIRECTION    NW (320)
  AVERAGE WIND SPEED     6.1


SKY COVER
  AVERAGE SKY COVER 0.2


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    75           6:00 AM
 LOWEST     40           1:00 PM
 AVERAGE    58

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


THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   85        96      2019
 MINIMUM TEMPERATURE (F)   68        49      1872
                                             1908


SUNRISE AND SUNSET
SEPTEMBER  4 2021.....SUNRISE   6:40 AM EDT   SUNSET   7:33 PM EDT
SEPTEMBER  5 2021.....SUNRISE   6:41 AM EDT   SUNSET   7:32 PM EDT


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




$$
National Weather Service National Headquarters
