681
CDUS42 KKEY 292137
CLIMTH
CLIMATE REPORT
NATIONAL WEATHER SERVICE KEY WEST FL
537 PM EDT TUE SEP 29 2026
...............................
..THE MARATHON CLIMATE SUMMARY FOR SEPTEMBER 29 2026
VALID TODAY AS OF 0500 PM LOCAL TIME.
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1950 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 87 1101 AM 91 1972 89 -2 87
1992
2002
MINIMUM 75 338 PM 71 1951 78 -3 80
2001
AVERAGE 81 83 -2 84
PRECIPITATION (IN)
TODAY 0.28 3.58 2010 0.21 0.07 0.00
MONTH TO DATE 2.49 6.15 -3.66 9.26
SINCE SEP 1 2.49 6.15 -3.66 9.26
SINCE JAN 1 18.36 29.61 -11.25 25.86
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 16 18 -2 19
MONTH TO DATE 566 557 9 528
SINCE SEP 1 566 557 9 528
SINCE JAN 1 4039 4027 12 4076
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION SE (150)
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION S (160)
AVERAGE WIND SPEED 4.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
THUNDERSTORM
HEAVY RAIN
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90
LOWEST 65
AVERAGE 78
......................................................
THE MARATHON CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 89 92 1958
MINIMUM TEMPERATURE (F) 78 70 1953
SUNRISE AND SUNSET
SEPTEMBER 29 2026.....SUNRISE 716 AM EDT SUNSET 713 PM EDT
SEPTEMBER 30 2026.....SUNRISE 716 AM EDT SUNSET 712 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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