Climatological Report (Daily)
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844
CDUS42 KKEY 280530
CLIMTH

CLIMATE REPORT
NATIONAL WEATHER SERVICE KEY WEST FL
130 AM EDT MON SEP 28 2026

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

...THE MARATHON CLIMATE SUMMARY FOR SEPTEMBER 27 2026...

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)
 YESTERDAY
  MAXIMUM         86   1056 AM  96    1987  89     -3       90
  MINIMUM         79    639 AM  71    1957  78      1       81
                                      1959
                                      2016
  AVERAGE         83                        84     -1       86

PRECIPITATION (IN)
  YESTERDAY        0.00          3.40 1959   0.19  -0.19      T
  MONTH TO DATE    2.21                      5.73  -3.52     8.43
  SINCE SEP 1      2.21                      5.73  -3.52     8.43
  SINCE JAN 1     18.08                     29.19 -11.11    25.03

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       18                        18      0       21
  MONTH TO DATE  533                       521     12      492
  SINCE SEP 1    533                       521     12      492
  SINCE JAN 1   4006                      3991     15     4040
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED     9   HIGHEST WIND DIRECTION    NW (300)
  HIGHEST GUST SPEED    14   HIGHEST GUST DIRECTION    NW (300)
  AVERAGE WIND SPEED     4.5


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.1


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    72
 LOWEST     59
 AVERAGE    66

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


THE MARATHON CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   89        95      2006
 MINIMUM TEMPERATURE (F)   78        66      1954


SUNRISE AND SUNSET
SEPTEMBER 28 2026.....SUNRISE   715 AM EDT   SUNSET   714 PM EDT
SEPTEMBER 29 2026.....SUNRISE   716 AM EDT   SUNSET   713 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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