864
CDUS42 KKEY 102122
CLIMTH
CLIMATE REPORT
NATIONAL WEATHER SERVICE KEY WEST FL
422 PM EST WED DEC 10 2025
...............................
..THE MARATHON CLIMATE SUMMARY FOR DECEMBER 10 2025
VALID TODAY AS OF 0400 PM LOCAL TIME.
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1950 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 77 1221 PM 86 1971 79 -2 82
2004
2019
MINIMUM 72 711 AM 52 2014 69 3 75
AVERAGE 75 74 1 79
PRECIPITATION (IN)
TODAY 0.00 3.39 1952 0.08 -0.08 T
MONTH TO DATE 0.73 0.77 -0.04 T
SINCE DEC 1 0.73 0.77 -0.04 T
SINCE JAN 1 37.69 38.29 -0.60 46.60
DEGREE DAYS
HEATING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JUL 1 5 1 4 0
COOLING
TODAY 10 9 1 14
MONTH TO DATE 109 93 16 56
SINCE DEC 1 109 93 16 56
SINCE JAN 1 5004 4964 40 5289
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION NW (320)
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION N (20)
AVERAGE WIND SPEED 6.2
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 94
LOWEST 82
AVERAGE 88
......................................................
THE MARATHON CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 79 86 1994
2012
MINIMUM TEMPERATURE (F) 68 49 1962
2014
SUNRISE AND SUNSET
DECEMBER 10 2025......SUNRISE 658 AM EST SUNSET 536 PM EST
DECEMBER 11 2025......SUNRISE 659 AM EST SUNSET 537 PM EST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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