Climatological Report (Daily)
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141
CDUS42 KKEY 192131
CLIMTH

CLIMATE REPORT
NATIONAL WEATHER SERVICE KEY WEST FL
531 PM EDT WED AUG 19 2026

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

...THE MARATHON CLIMATE SUMMARY FOR AUGUST 19 2026...
VALID TODAY AS OF 0500 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1950 TO 2026


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         91    359 PM  96    2022  92     -1       93
  MINIMUM         85    639 AM  73    1955  80      5       82
                                      1963
                                      1989
  AVERAGE         88                        86      2       88

PRECIPITATION (IN)
  TODAY            0.00          1.72 1986   0.17  -0.17     0.00
  MONTH TO DATE    0.40                      3.07  -2.67     2.56
  SINCE JUN 1      4.91                     11.07  -6.16    10.24
  SINCE JAN 1     15.76                     21.21  -5.45    15.68

DEGREE DAYS
 HEATING
  TODAY            0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE JUN 1      0                         0      0        0
  SINCE JUL 1      0                         0      0        0

 COOLING
  TODAY           23                        21      2       23
  MONTH TO DATE  395                       399     -4      397
  SINCE JUN 1   1639                      1606     33     1604
  SINCE JAN 1   3211                      3229    -18     3288
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED     8   HIGHEST WIND DIRECTION     W (270)
  HIGHEST GUST SPEED    14   HIGHEST GUST DIRECTION    NE (30)
  AVERAGE WIND SPEED     5.6


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.1


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
  NO SIGNIFICANT WEATHER WAS OBSERVED.


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    75
 LOWEST     63
 AVERAGE    69

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


THE MARATHON CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   92        95      2010
                                             2012
                                             2022
 MINIMUM TEMPERATURE (F)   80        70      1963


SUNRISE AND SUNSET
AUGUST 19 2026........SUNRISE   700 AM EDT   SUNSET   755 PM EDT
AUGUST 20 2026........SUNRISE   701 AM EDT   SUNSET   754 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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