635
CDUS42 KKEY 182018
CLIMTH
CLIMATE REPORT
NATIONAL WEATHER SERVICE KEY WEST FL
418 PM EDT MON AUG 18 2025
...............................
..THE MARATHON CLIMATE SUMMARY FOR AUGUST 18 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 93 242 PM 96 1991 92 1 90
MINIMUM 80 551 AM 70 2007 80 0 79
AVERAGE 87 86 1 85
PRECIPITATION (IN)
TODAY 0.00 6.61 2008 0.17 -0.17 1.23
MONTH TO DATE 2.56 2.90 -0.34 4.68
SINCE JUN 1 10.24 10.90 -0.66 15.39
SINCE JAN 1 15.68 21.04 -5.36 31.00
DEGREE DAYS
HEATING
TODAY 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
TODAY 22 21 1 20
MONTH TO DATE 374 378 -4 385
SINCE JUN 1 1581 1585 -4 1640
SINCE JAN 1 3265 3208 57 3406
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 6 HIGHEST WIND DIRECTION SW (240)
HIGHEST GUST SPEED 11 HIGHEST GUST DIRECTION W (280)
AVERAGE WIND SPEED 1.3
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 82
LOWEST 54
AVERAGE 68
......................................................
THE MARATHON CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 92 96 2022
MINIMUM TEMPERATURE (F) 80 73 1955
1963
1989
SUNRISE AND SUNSET
AUGUST 18 2025........SUNRISE 700 AM EDT SUNSET 756 PM EDT
AUGUST 19 2025........SUNRISE 700 AM EDT SUNSET 755 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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