691
CDUS42 KKEY 090628
CLIMTH
CLIMATE REPORT
NATIONAL WEATHER SERVICE KEY WEST FL
128 AM EST TUE DEC 09 2025
...............................
..THE MARATHON CLIMATE SUMMARY FOR DECEMBER 8 2025
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)
YESTERDAY
MAXIMUM 84 1150 AM 87 1972 79 5 76
MINIMUM 73 100 PM 49 2010 69 4 67
AVERAGE 79 74 5 72
PRECIPITATION (IN)
YESTERDAY 0.73R 0.70 1990 0.07 0.66 0.00
MONTH TO DATE 0.73 0.61 0.12 0.00
SINCE DEC 1 0.73 0.61 0.12 0.00
SINCE JAN 1 37.69 38.13 -0.44 46.60
DEGREE DAYS
HEATING
YESTERDAY 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
YESTERDAY 14 9 5 7
MONTH TO DATE 89 75 14 30
SINCE DEC 1 89 75 14 30
SINCE JAN 1 4984 4946 38 5263
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION W (290)
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 4.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
HEAVY RAIN
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100
LOWEST 74
AVERAGE 87
......................................................
THE MARATHON CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 79 86 1972
MINIMUM TEMPERATURE (F) 69 53 2010
SUNRISE AND SUNSET
DECEMBER 9 2025......SUNRISE 657 AM EST SUNSET 536 PM EST
DECEMBER 10 2025......SUNRISE 658 AM EST SUNSET 536 PM EST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page