146
CDUS42 KKEY 182118
CLIMTH
CLIMATE REPORT
NATIONAL WEATHER SERVICE KEY WEST FL
418 PM EST MON DEC 18 2023
...............................
..THE MARATHON CLIMATE SUMMARY FOR DECEMBER 18 2023
VALID TODAY AS OF 0400 PM LOCAL TIME.
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1950 TO 2023
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 75 144 PM 88 2016 78 -3 82
MINIMUM 65 608 AM 50 1982 67 -2 71
AVERAGE 70 72 -2 77
PRECIPITATION (IN)
TODAY 0.00 0.79 2009 0.08 -0.08 0.67
MONTH TO DATE 3.37 1.40 1.97 1.72
SINCE DEC 1 3.37 1.40 1.97 1.72
SINCE JAN 1 47.35 38.92 8.43 33.21
DEGREE DAYS
HEATING
TODAY 0 0 0 0
MONTH TO DATE 0 5 -5 0
SINCE DEC 1 0 5 -5 0
SINCE JUL 1 0 6 -6 0
COOLING
TODAY 5 8 -3 12
MONTH TO DATE 161 161 0 231
SINCE DEC 1 161 161 0 231
SINCE JAN 1 6031 5032 999 5713
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NW (320)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION NW (320)
AVERAGE WIND SPEED 6.8
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93
LOWEST 62
AVERAGE 78
......................................................
THE MARATHON CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 78 88 2016
MINIMUM TEMPERATURE (F) 67 49 1950
SUNRISE AND SUNSET
DECEMBER 18 2023......SUNRISE 703 AM EST SUNSET 539 PM EST
DECEMBER 19 2023......SUNRISE 703 AM EST SUNSET 540 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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