278
CDUS42 KKEY 240535
CLIMTH
CLIMATE REPORT
NATIONAL WEATHER SERVICE KEY WEST FL
135 AM EDT WED SEP 24 2025
...............................
..THE MARATHON CLIMATE SUMMARY FOR SEPTEMBER 23 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 MM MM 93 1951 89 MM 91
2020
MINIMUM MM MM 70 1953 78 MM 81
AVERAGE MM 84 MM 86
PRECIPITATION (IN)
YESTERDAY 1.07 1.93 2023 0.23 0.84 0.00
MONTH TO DATE 8.42 4.89 3.53 1.74
SINCE SEP 1 8.42 4.89 3.53 1.74
SINCE JAN 1 25.02 28.35 -3.33 36.87
DEGREE DAYS
HEATING
YESTERDAY MM 0 MM 0
MONTH TO DATE 0 0 0 0
SINCE SEP 1 0 0 0 0
SINCE JUL 1 0 0 0 0
COOLING
YESTERDAY MM 19 MM 21
MONTH TO DATE 272 447 -175 495
SINCE SEP 1 272 447 -175 495
SINCE JAN 1 3820 3917 -97 4163
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION E (100)
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION SE (140)
AVERAGE WIND SPEED 6.8
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
HEAVY RAIN
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST MM
LOWEST MM
AVERAGE MM
......................................................
THE MARATHON CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 89 96 1987
MINIMUM TEMPERATURE (F) 78 68 1953
SUNRISE AND SUNSET
SEPTEMBER 24 2025.....SUNRISE 714 AM EDT SUNSET 718 PM EDT
SEPTEMBER 25 2025.....SUNRISE 714 AM EDT SUNSET 717 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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