477
CDUS42 KKEY 170530
CLIMTH
CLIMATE REPORT
NATIONAL WEATHER SERVICE KEY WEST FL
130 AM EDT SUN AUG 17 2025
...............................
..THE MARATHON CLIMATE SUMMARY FOR AUGUST 16 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 90 357 PM 95 1989 92 -2 91
1993
MINIMUM 80 939 PM 70 1952 80 0 79
AVERAGE 85 86 -1 85
PRECIPITATION (IN)
YESTERDAY 0.06 2.03 2003 0.18 -0.12 1.82
MONTH TO DATE 2.47 2.56 -0.09 3.45
SINCE JUN 1 10.15 10.56 -0.41 14.16
SINCE JAN 1 15.59 20.70 -5.11 29.77
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 0 0 0 0
SINCE JUL 1 0 0 0 0
COOLING
YESTERDAY 20 21 -1 20
MONTH TO DATE 333 336 -3 345
SINCE JUN 1 1540 1543 -3 1600
SINCE JAN 1 3224 3166 58 3366
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION E (80)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION E (70)
AVERAGE WIND SPEED 5.1
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 88
LOWEST 59
AVERAGE 74
......................................................
THE MARATHON CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 92 96 1993
MINIMUM TEMPERATURE (F) 80 70 1953
SUNRISE AND SUNSET
AUGUST 17 2025........SUNRISE 700 AM EDT SUNSET 757 PM EDT
AUGUST 18 2025........SUNRISE 700 AM EDT SUNSET 756 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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