621
CDUS42 KKEY 170634
CLIEYW
CLIMATE REPORT
NATIONAL WEATHER SERVICE KEY WEST FL
134 AM EST WED DEC 17 2025
...............................
..THE KEY WEST CLIMATE SUMMARY FOR DECEMBER 16 2025
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1871 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 76 248 PM 85 1880 78 -2 79
1947
MINIMUM 68 734 AM 51 2010 68 0 70
AVERAGE 72 73 -1 75
PRECIPITATION (IN)
YESTERDAY 0.00 2.61 1964 0.06 -0.06 0.01
MONTH TO DATE 0.97 1.15 -0.18 0.21
SINCE DEC 1 0.97 1.15 -0.18 0.21
SINCE JAN 1 39.78 39.43 0.35 46.01
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 1 0 1 0
COOLING
YESTERDAY 7 8 -1 10
MONTH TO DATE 167 146 21 96
SINCE DEC 1 167 146 21 96
SINCE JAN 1 5105 5008 97 5373
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION NE (40)
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION NE (30)
AVERAGE WIND SPEED 12.2
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90
LOWEST 62
AVERAGE 76
......................................................
THE KEY WEST CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 78 84 1948
1956
MINIMUM TEMPERATURE (F) 68 51 1916
1968
SUNRISE AND SUNSET
DECEMBER 17 2025......SUNRISE 705 AM EST SUNSET 542 PM EST
DECEMBER 18 2025......SUNRISE 705 AM EST SUNSET 542 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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