Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS42 KKEY 160548
CLIMTH
CLIMATE REPORT
NATIONAL WEATHER SERVICE KEY WEST FL
148 AM EDT SUN AUG 16 2026
...................................
...THE MARATHON CLIMATE SUMMARY FOR AUGUST 15 2026...
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)
YESTERDAY
MAXIMUM 91 345 PM 98 1964 92 -1 91
MINIMUM 80 1236 AM 70 1963 80 0 82
AVERAGE 86 86 0 87
PRECIPITATION (IN)
YESTERDAY T 2.45 2009 0.18 -0.18 0.00
MONTH TO DATE 0.40 2.38 -1.98 2.41
SINCE JUN 1 4.91 10.38 -5.47 10.09
SINCE JAN 1 15.76 20.52 -4.76 15.53
DEGREE DAYS
HEATING
YESTERDAY 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
YESTERDAY 21 21 0 22
MONTH TO DATE 311 315 -4 313
SINCE JUN 1 1555 1522 33 1520
SINCE JAN 1 3127 3145 -18 3204
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION E (90)
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION SE (140)
AVERAGE WIND SPEED 9.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 82
LOWEST 61
AVERAGE 72
..........................................................
THE MARATHON CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 92 95 1989
1993
MINIMUM TEMPERATURE (F) 80 70 1952
SUNRISE AND SUNSET
AUGUST 16 2026........SUNRISE 659 AM EDT SUNSET 758 PM EDT
AUGUST 17 2026........SUNRISE 700 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.
$$