Climatological Report (Daily)
Issued by NWS Sterling, VA

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CDUS41 KLWX 160540
CLIIAD

CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
140 AM EDT TUE APR 16 2024

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

...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR APRIL 15 2024...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1960 TO 2024


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         85   5:03 PM  87    1967  67     18       79
  MINIMUM         58   6:34 AM  28    1971  43     15       62
                                      1997
  AVERAGE         72                        55     17       71

PRECIPITATION (IN)
  YESTERDAY        T             1.96 1983   0.11  -0.11     0.02
  MONTH TO DATE    1.43                      1.65  -0.22     0.36
  SINCE MAR 1      5.32                      5.15   0.17     1.93
  SINCE JAN 1     12.77                     10.70   2.07     5.56

SNOWFALL (IN)
  YESTERDAY        0.0           T    2014   0.0    0.0      0.0
                                      2020
  MONTH TO DATE    T                         0.1   -0.1      0.0
  SINCE MAR 1      T                         4.0   -4.0       T
  SINCE JUL 1     11.7                      21.0   -9.3      0.4
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        0                        11    -11        0
  MONTH TO DATE  132                       196    -64      104
  SINCE MAR 1    596                       843   -247      674
  SINCE JUL 1   3560                      4353   -793     3638

 COOLING
  YESTERDAY        7                         1      6        6
  MONTH TO DATE   16                         4     12       33
  SINCE MAR 1     16                         6     10       34
  SINCE JAN 1     19                         6     13       34
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    28   HIGHEST WIND DIRECTION     N (350)
  HIGHEST GUST SPEED    42   HIGHEST GUST DIRECTION     N (360)
  AVERAGE WIND SPEED     7.1


SKY COVER
  AVERAGE SKY COVER 0.7


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    67           7:00 AM
 LOWEST     33          11:00 AM
 AVERAGE    50

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


THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   67        91      2002
 MINIMUM TEMPERATURE (F)   43        28      1981


SUNRISE AND SUNSET
APRIL 16 2024.........SUNRISE   6:31 AM EDT   SUNSET   7:48 PM EDT
APRIL 17 2024.........SUNRISE   6:30 AM EDT   SUNSET   7:49 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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