Climatological Report (Daily)
Issued by NWS
Issued by NWS
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854
CDUS42 KKEY 132147
CLIMTH
CLIMATE REPORT
NATIONAL WEATHER SERVICE KEY WEST FL
547 PM EDT THU AUG 13 2026
...................................
...THE MARATHON CLIMATE SUMMARY FOR AUGUST 13 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 90 359 PM 96 1985 92 -2 90
MINIMUM 77 1200 AM 71 1958 80 -3 83
AVERAGE 84 86 -2 87
PRECIPITATION (IN)
TODAY T 2.90 1962 0.16 -0.16 0.00
MONTH TO DATE 0.40 2.03 -1.63 2.41
SINCE JUN 1 4.91 10.03 -5.12 10.09
SINCE JAN 1 15.76 20.17 -4.41 15.53
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 19 21 -2 22
MONTH TO DATE 269 273 -4 269
SINCE JUN 1 1513 1480 33 1476
SINCE JAN 1 3085 3103 -18 3160
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 8 HIGHEST WIND DIRECTION SE (150)
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION S (160)
AVERAGE WIND SPEED 3.4
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 94
LOWEST 66
AVERAGE 80
..........................................................
THE MARATHON CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 92 95 2009
2014
2023
MINIMUM TEMPERATURE (F) 80 72 1953
SUNRISE AND SUNSET
AUGUST 13 2026........SUNRISE 658 AM EDT SUNSET 800 PM EDT
AUGUST 14 2026........SUNRISE 658 AM EDT SUNSET 759 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$