944
CDUS42 KKEY 072016
CLIMTH
CLIMATE REPORT
NATIONAL WEATHER SERVICE KEY WEST FL
416 PM EDT SUN SEP 07 2025
...............................
..THE MARATHON CLIMATE SUMMARY FOR SEPTEMBER 7 2025
VALID TODAY AS OF 0400 PM LOCAL TIME.
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)
TODAY
MAXIMUM 88 201 PM 95 2022 91 -3 90
MINIMUM MM MM 71 1952 79 MM 83
1955
1956
AVERAGE MM 85 MM 87
PRECIPITATION (IN)
TODAY 0.00 1.42 1966 0.21 -0.21 0.14
MONTH TO DATE 3.33 1.42 1.91 0.56
SINCE SEP 1 3.33 1.42 1.91 0.56
SINCE JAN 1 19.93 24.88 -4.95 35.69
DEGREE DAYS
HEATING
TODAY 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
TODAY MM 20 MM 22
MONTH TO DATE 71 140 -69 150
SINCE SEP 1 71 140 -69 150
SINCE JAN 1 3619 3610 9 3818
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION S (180)
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION S (170)
AVERAGE WIND SPEED 6.2
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST MM
LOWEST MM
AVERAGE MM
......................................................
THE MARATHON CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 91 95 2022
MINIMUM TEMPERATURE (F) 79 71 1956
SUNRISE AND SUNSET
SEPTEMBER 7 2025.....SUNRISE 708 AM EDT SUNSET 736 PM EDT
SEPTEMBER 8 2025.....SUNRISE 708 AM EDT SUNSET 735 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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