Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS42 KKEY 032018
CLIMTH
CLIMATE REPORT
NATIONAL WEATHER SERVICE KEY WEST FL
418 PM EDT WED SEP 03 2025
...................................
...THE MARATHON CLIMATE SUMMARY FOR SEPTEMBER 3 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 85 820 AM 95 1952 91 -6 89
MINIMUM 78 115 PM 68 1950 79 -1 81
AVERAGE 82 85 -3 85
PRECIPITATION (IN)
TODAY 0.33 2.01 1993 0.20 0.13 0.01
MONTH TO DATE 1.15 0.60 0.55 0.01
SINCE SEP 1 1.15 0.60 0.55 0.01
SINCE JAN 1 17.75 24.06 -6.31 35.14
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 17 20 -3 20
MONTH TO DATE 55 60 -5 62
SINCE SEP 1 55 60 -5 62
SINCE JAN 1 3603 3530 73 3730
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION W (290)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION W (280)
AVERAGE WIND SPEED 4.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
THUNDERSTORM
HEAVY RAIN
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 94
LOWEST 72
AVERAGE 83
..........................................................
THE MARATHON CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 91 95 2002
MINIMUM TEMPERATURE (F) 79 66 1953
SUNRISE AND SUNSET
SEPTEMBER 3 2025.....SUNRISE 706 AM EDT SUNSET 740 PM EDT
SEPTEMBER 4 2025.....SUNRISE 707 AM EDT SUNSET 739 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$