934
CDUS42 KKEY 230539
CLIMTH
CLIMATE REPORT
NATIONAL WEATHER SERVICE KEY WEST FL
139 AM EDT WED SEP 23 2026
...............................
..THE MARATHON CLIMATE SUMMARY FOR SEPTEMBER 22 2026
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1950 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 87 306 PM 94 1987 89 -2 90
MINIMUM 78 1125 PM 66 1959 78 0 77
AVERAGE 83 84 -1 84
PRECIPITATION (IN)
YESTERDAY T 4.70 1959 0.23 -0.23 0.13
MONTH TO DATE 1.94 4.66 -2.72 7.35
SINCE SEP 1 1.94 4.66 -2.72 7.35
SINCE JAN 1 17.81 28.12 -10.31 23.95
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE SEP 1 0 0 0 0
SINCE JUL 1 0 0 0 0
COOLING
YESTERDAY 18 19 -1 19
MONTH TO DATE 445 428 17 395
SINCE SEP 1 445 428 17 395
SINCE JAN 1 3918 3898 20 3943
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION E (80)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION E (110)
AVERAGE WIND SPEED 6.0
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90
LOWEST 68
AVERAGE 79
......................................................
THE MARATHON CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 89 93 1951
2020
MINIMUM TEMPERATURE (F) 78 70 1953
SUNRISE AND SUNSET
SEPTEMBER 23 2026.....SUNRISE 713 AM EDT SUNSET 720 PM EDT
SEPTEMBER 24 2026.....SUNRISE 714 AM EDT SUNSET 718 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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