993
CDUS42 KKEY 142016
CLIMTH
CLIMATE REPORT
NATIONAL WEATHER SERVICE KEY WEST FL
416 PM EDT SUN SEP 14 2025
...............................
..THE MARATHON CLIMATE SUMMARY FOR SEPTEMBER 14 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 MM MM 95 2023 90 MM 93
MINIMUM MM MM 67 1954 78 MM 85
AVERAGE MM 84 MM 89
PRECIPITATION (IN)
TODAY 0.00 1.80 1990 0.20 -0.20 T
MONTH TO DATE 5.30 2.85 2.45 0.58
SINCE SEP 1 5.30 2.85 2.45 0.58
SINCE JAN 1 21.90 26.31 -4.41 35.71
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 19 MM 24
MONTH TO DATE 108 276 -168 313
SINCE SEP 1 108 276 -168 313
SINCE JAN 1 3656 3746 -90 3981
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 7 HIGHEST WIND DIRECTION E (90)
HIGHEST GUST SPEED 12 HIGHEST GUST DIRECTION NE (60)
AVERAGE WIND SPEED 1.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 88
LOWEST 63
AVERAGE 76
......................................................
THE MARATHON CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 90 94 2022
2023
MINIMUM TEMPERATURE (F) 78 68 1954
SUNRISE AND SUNSET
SEPTEMBER 14 2025.....SUNRISE 710 AM EDT SUNSET 729 PM EDT
SEPTEMBER 15 2025.....SUNRISE 711 AM EDT SUNSET 728 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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