Climatological Report (Daily)
Issued by NWS Sterling, VA

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413
CDUS41 KLWX 010522
CLIIAD

CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
122 AM EDT SUN SEP 01 2024

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

...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR AUGUST 31 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         83   3:33 PM  98    1991  84     -1       84
  MINIMUM         69  11:59 PM  43    1976  63      6       66
  AVERAGE         76                        74      2       75

PRECIPITATION (IN)
  YESTERDAY        0.14          3.21 1975   0.11   0.03     0.00
  MONTH TO DATE    5.13                      3.53   1.60     1.85
  SINCE JUN 1      8.48                     11.98  -3.50     9.24
  SINCE JAN 1     25.78                     29.22  -3.44    19.22

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    2                         0      2        0
  SINCE JUN 1      2                        13    -11        5
  SINCE JUL 1      2                         0      2        0

 COOLING
  YESTERDAY       11                         9      2       10
  MONTH TO DATE  378                       334     44      386
  SINCE JUN 1   1231                       950    281     1041
  SINCE JAN 1   1414                      1056    358     1115
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    32   HIGHEST WIND DIRECTION     W (290)
  HIGHEST GUST SPEED    41   HIGHEST GUST DIRECTION     W (280)
  AVERAGE WIND SPEED     5.1


SKY COVER
  AVERAGE SKY COVER 1.0


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93           9:00 PM
 LOWEST     69           1:00 PM
 AVERAGE    81

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


THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   84        98      1962
                                             1980
 MINIMUM TEMPERATURE (F)   63        49      1970
                                             1976


SUNRISE AND SUNSET
SEPTEMBER  1 2024.....SUNRISE   6:39 AM EDT   SUNSET   7:39 PM EDT
SEPTEMBER  2 2024.....SUNRISE   6:40 AM EDT   SUNSET   7:38 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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