396
CDUS42 KKEY 172121
CLIMTH
CLIMATE REPORT
NATIONAL WEATHER SERVICE KEY WEST FL
421 PM EST TUE DEC 17 2024
...............................
..THE MARATHON CLIMATE SUMMARY FOR DECEMBER 17 2024
VALID TODAY AS OF 0400 PM LOCAL TIME.
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1950 TO 2024
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 82 240 PM 86 1971 78 4 77
2016
MINIMUM 75 714 AM 49 1952 68 7 68
AVERAGE 79 73 6 73
PRECIPITATION (IN)
TODAY T 2.24 2006 0.07 -0.07 0.56
MONTH TO DATE 0.10 1.32 -1.22 3.37
SINCE DEC 1 0.10 1.32 -1.22 3.37
SINCE JAN 1 46.70 38.84 7.86 47.35
DEGREE DAYS
HEATING
TODAY 0 1 -1 0
MONTH TO DATE 0 5 -5 0
SINCE DEC 1 0 5 -5 0
SINCE JUL 1 0 6 -6 0
COOLING
TODAY 14 8 6 8
MONTH TO DATE 115 153 -38 156
SINCE DEC 1 115 153 -38 156
SINCE JAN 1 5348 5024 324 6026
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION E (80)
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION E (100)
AVERAGE WIND SPEED 13.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90
LOWEST 71
AVERAGE 81
......................................................
THE MARATHON CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 78 88 2016
MINIMUM TEMPERATURE (F) 67 50 1982
SUNRISE AND SUNSET
DECEMBER 17 2024......SUNRISE 702 AM EST SUNSET 539 PM EST
DECEMBER 18 2024......SUNRISE 703 AM EST SUNSET 539 PM EST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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