Climatological Report (Daily)
Issued by NWS Key West, FL
Issued by NWS Key West, FL
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CDUS42 KKEY 182018
CLIEYW
CLIMATE REPORT
NATIONAL WEATHER SERVICE KEY WEST FL
418 PM EDT MON AUG 18 2025
...................................
...THE KEY WEST CLIMATE SUMMARY FOR AUGUST 18 2025...
VALID TODAY AS OF 0400 PM LOCAL TIME.
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)
TODAY
MAXIMUM 94 242 PM 95 1956 91 3 93
MINIMUM 79 115 AM 70 1901 81 -2 81
AVERAGE 87 86 1 87
PRECIPITATION (IN)
TODAY 0.00 8.32 1926 0.17 -0.17 0.01
MONTH TO DATE 2.80 2.82 -0.02 2.99
SINCE JUN 1 10.54 10.68 -0.14 15.45
SINCE JAN 1 22.41 20.77 1.64 29.94
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 22
MONTH TO DATE 372 378 -6 397
SINCE JUN 1 1589 1582 7 1669
SINCE JAN 1 3257 3177 80 3443
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION W (290)
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION W (250)
AVERAGE WIND SPEED 1.7
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 100
LOWEST 64
AVERAGE 82
..........................................................
THE KEY WEST CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 91 94 1956
1957
2017
MINIMUM TEMPERATURE (F) 81 72 1898
1929
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.
$$