049
CDUS42 KKEY 122134
CLIMTH
CLIMATE REPORT
NATIONAL WEATHER SERVICE KEY WEST FL
534 PM EDT SAT SEP 12 2026
...............................
..THE MARATHON CLIMATE SUMMARY FOR SEPTEMBER 12 2026
VALID TODAY AS OF 0500 PM LOCAL TIME.
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)
TODAY
MAXIMUM 91 1257 PM 96 2022 90 1 87
MINIMUM 84 334 PM 71 1953 79 5 77
1956
AVERAGE 88 84 4 82
PRECIPITATION (IN)
TODAY 0.00 8.13 2020 0.21 -0.21 0.01
MONTH TO DATE 0.55 2.44 -1.89 4.08
SINCE SEP 1 0.55 2.44 -1.89 4.08
SINCE JAN 1 16.42 25.90 -9.48 20.68
DEGREE DAYS
HEATING
TODAY 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
TODAY 23 19 4 17
MONTH TO DATE 257 238 19 222
SINCE SEP 1 257 238 19 222
SINCE JAN 1 3730 3708 22 3770
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION E (110)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION N (20)
AVERAGE WIND SPEED 6.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
THUNDERSTORM
RELATIVE HUMIDITY (PERCENT)
HIGHEST 82
LOWEST 70
AVERAGE 76
......................................................
THE MARATHON CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 90 95 2015
2022
MINIMUM TEMPERATURE (F) 79 68 1954
SUNRISE AND SUNSET
SEPTEMBER 12 2026.....SUNRISE 709 AM EDT SUNSET 731 PM EDT
SEPTEMBER 13 2026.....SUNRISE 710 AM EDT SUNSET 730 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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