Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS42 KKEY 152024
CLIMTH
CLIMATE REPORT
NATIONAL WEATHER SERVICE KEY WEST FL
424 PM EDT FRI AUG 15 2025
...................................
...THE MARATHON CLIMATE SUMMARY FOR AUGUST 15 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 91 1259 PM 98 1964 92 -1 94
MINIMUM 82 503 AM 70 1963 80 2 82
AVERAGE 87 86 1 88
PRECIPITATION (IN)
TODAY 0.00 2.45 2009 0.18 -0.18 0.03
MONTH TO DATE 2.41 2.38 0.03 1.63
SINCE JUN 1 10.09 10.38 -0.29 12.34
SINCE JAN 1 15.53 20.52 -4.99 27.95
DEGREE DAYS
HEATING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 0 0 0 0
SINCE JUL 1 0 0 0 0
COOLING
TODAY 22 21 1 23
MONTH TO DATE 313 315 -2 325
SINCE JUN 1 1520 1522 -2 1580
SINCE JAN 1 3204 3145 59 3346
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION E (100)
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION SE (120)
AVERAGE WIND SPEED 6.4
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 79
LOWEST 57
AVERAGE 68
..........................................................
THE MARATHON CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 92 95 1989
1993
MINIMUM TEMPERATURE (F) 80 70 1952
SUNRISE AND SUNSET
AUGUST 15 2025........SUNRISE 659 AM EDT SUNSET 758 PM EDT
AUGUST 16 2025........SUNRISE 659 AM EDT SUNSET 757 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$