166
CDUS42 KKEY 080528
CLIMTH
CLIMATE REPORT
NATIONAL WEATHER SERVICE KEY WEST FL
128 AM EDT MON SEP 08 2025
...............................
..THE MARATHON CLIMATE SUMMARY FOR SEPTEMBER 7 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 88 358 PM 95 2022 91 -3 90
MINIMUM MM MM 71 1952 79 MM 83
1955
1956
AVERAGE MM 85 MM 87
PRECIPITATION (IN)
YESTERDAY 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
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 20 MM 22
MONTH TO DATE 71 140 -69 150
SINCE SEP 1 71 140 -69 150
SINCE JAN 1 3619 3610 9 3818
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WIND (MPH)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION W (290)
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 4.9
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
RELATIVE HUMIDITY (PERCENT)
HIGHEST 82
LOWEST 68
AVERAGE 75
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THE MARATHON CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 91 95 2022
MINIMUM TEMPERATURE (F) 79 71 1956
SUNRISE AND SUNSET
SEPTEMBER 8 2025.....SUNRISE 708 AM EDT SUNSET 735 PM EDT
SEPTEMBER 9 2025.....SUNRISE 708 AM EDT SUNSET 734 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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