216
CDUS42 KKEY 212018
CLIEYW
CLIMATE REPORT
NATIONAL WEATHER SERVICE KEY WEST FL
418 PM EDT SUN SEP 21 2025
...............................
..THE KEY WEST CLIMATE SUMMARY FOR SEPTEMBER 21 2025
VALID TODAY AS OF 0400 PM LOCAL TIME.
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)
TODAY
MAXIMUM 87 236 PM 93 2020 89 -2 91
MINIMUM 80 105 PM 70 1890 79 1 79
AVERAGE 84 84 0 85
PRECIPITATION (IN)
TODAY 0.63 4.53 1948 0.26 0.37 0.74
MONTH TO DATE 9.17 5.19 3.98 1.68
SINCE SEP 1 9.17 5.19 3.98 1.68
SINCE JAN 1 33.37 28.51 4.86 37.67
DEGREE DAYS
HEATING
TODAY 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
TODAY 19 19 0 20
MONTH TO DATE 386 408 -22 457
SINCE SEP 1 386 408 -22 457
SINCE JAN 1 3915 3844 71 4166
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION E (100)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION NE (50)
AVERAGE WIND SPEED 7.0
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
RAIN
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100
LOWEST 80
AVERAGE 90
......................................................
THE KEY WEST CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 89 93 1987
1989
MINIMUM TEMPERATURE (F) 79 70 1908
1954
SUNRISE AND SUNSET
SEPTEMBER 21 2025.....SUNRISE 715 AM EDT SUNSET 724 PM EDT
SEPTEMBER 22 2025.....SUNRISE 716 AM EDT SUNSET 723 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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