Climatological Report (Daily)
Issued by NWS Key West, FL
Issued by NWS Key West, FL
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CDUS42 KKEY 180538
CLIEYW
CLIMATE REPORT
NATIONAL WEATHER SERVICE KEY WEST FL
138 AM EDT MON AUG 18 2025
...................................
...THE KEY WEST CLIMATE SUMMARY FOR AUGUST 17 2025...
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1871 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 90 214 PM 95 1951 91 -1 88
MINIMUM 81 515 PM 71 1929 81 0 80
1931
AVERAGE 86 86 0 84
PRECIPITATION (IN)
YESTERDAY 0.47 1.82 1909 0.18 0.29 0.43
MONTH TO DATE 2.80 2.65 0.15 2.98
SINCE JUN 1 10.54 10.51 0.03 15.44
SINCE JAN 1 22.41 20.60 1.81 29.93
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 19
MONTH TO DATE 350 357 -7 375
SINCE JUN 1 1567 1561 6 1647
SINCE JAN 1 3235 3156 79 3421
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION SW (240)
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION SW (240)
AVERAGE WIND SPEED 3.0
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
HEAVY RAIN
LIGHT RAIN
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 94
LOWEST 68
AVERAGE 81
..........................................................
THE KEY WEST CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 91 95 1956
MINIMUM TEMPERATURE (F) 81 70 1901
SUNRISE AND SUNSET
AUGUST 18 2025........SUNRISE 703 AM EDT SUNSET 758 PM EDT
AUGUST 19 2025........SUNRISE 703 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.
$$