328
CDUS42 KKEY 210544
CLIMTH
CLIMATE REPORT
NATIONAL WEATHER SERVICE KEY WEST FL
144 AM EDT TUE OCT 21 2025
...............................
..THE MARATHON CLIMATE SUMMARY FOR OCTOBER 20 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 MM MM 92 1989 86 MM 84
MINIMUM MM MM 63 1955 75 MM 75
1964
AVERAGE MM 80 MM 80
PRECIPITATION (IN)
YESTERDAY T 4.33 2014 0.17 -0.17 0.00
MONTH TO DATE 8.87 4.17 4.70 6.49
SINCE SEP 1 18.13 10.54 7.59 9.67
SINCE JAN 1 34.73 34.00 0.73 44.80
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 15 MM 15
MONTH TO DATE 234 339 -105 340
SINCE SEP 1 782 913 -131 976
SINCE JAN 1 4330 4383 -53 4644
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION E (80)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION E (70)
AVERAGE WIND SPEED 7.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 94
LOWEST 70
AVERAGE 82
......................................................
THE MARATHON CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 85 90 1960
2013
2019
MINIMUM TEMPERATURE (F) 75 58 1989
SUNRISE AND SUNSET
OCTOBER 21 2025.......SUNRISE 725 AM EDT SUNSET 652 PM EDT
OCTOBER 22 2025.......SUNRISE 726 AM EDT SUNSET 651 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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