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Climatological Report (Daily)
Issued by NWS Sterling, VA
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CDUS41 KLWX 200527
CLIDCA

CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
127 AM EDT FRI AUG 20 2021

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

...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR AUGUST 19 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         92  12:41 PM  98    2002  88      4       85
                                      2019
  MINIMUM         76   6:06 AM  53    1924  71      5       69
  AVERAGE         84                        79      5       77

PRECIPITATION (IN)
  YESTERDAY        0.02          3.74 1950   0.10  -0.08     0.09
  MONTH TO DATE    5.71                      1.98   3.73     6.31
  SINCE JUN 1     15.46                     10.51   4.95    16.33
  SINCE JAN 1     31.82                     26.64   5.18    33.43

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 JUN 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 JUN 1      0                         4     -4        0
  SINCE JUL 1      0                         0      0        0

 COOLING
  YESTERDAY       19                        14      5       12
  MONTH TO DATE  288                       288      0      285
  SINCE JUN 1   1143                      1127     16     1248
  SINCE JAN 1   1307                      1294     13     1355
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION     W (270)
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION     W (270)
  AVERAGE WIND SPEED     6.9


SKY COVER
  AVERAGE SKY COVER 0.7


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT RAIN


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    85           5:00 AM
 LOWEST     49          12:00 PM
 AVERAGE    67

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


THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   88       101      1983
 MINIMUM TEMPERATURE (F)   71        50      1896


SUNRISE AND SUNSET
AUGUST 20 2021........SUNRISE   6:27 AM EDT   SUNSET   7:56 PM EDT
AUGUST 21 2021........SUNRISE   6:27 AM EDT   SUNSET   7:54 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
