


Climatological Report (Daily)
Issued by NWS
Issued by NWS
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500 CDUS42 KKEY 272016 CLIMTH CLIMATE REPORT NATIONAL WEATHER SERVICE KEY WEST FL 416 PM EDT WED AUG 27 2025 ................................... ...THE MARATHON CLIMATE SUMMARY FOR AUGUST 27 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 91 116 PM 96 2022 91 0 91 MINIMUM 79 416 AM 67 1957 79 0 79 AVERAGE 85 85 0 85 PRECIPITATION (IN) TODAY 0.06 2.85 2000 0.19 -0.13 0.19 MONTH TO DATE 2.63 4.50 -1.87 5.80 SINCE JUN 1 10.31 12.50 -2.19 16.51 SINCE JAN 1 15.75 22.64 -6.89 32.12 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 20 20 0 20 MONTH TO DATE 575 562 13 575 SINCE JUN 1 1782 1769 13 1830 SINCE JAN 1 3466 3392 74 3596 ................................................................... WIND (MPH) HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION E (80) HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION E (80) AVERAGE WIND SPEED 5.8 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.2 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED TODAY. THUNDERSTORM LIGHT RAIN RELATIVE HUMIDITY (PERCENT) HIGHEST 90 LOWEST 64 AVERAGE 77 .......................................................... THE MARATHON CLIMATE NORMALS FOR TOMORROW NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 91 96 2022 MINIMUM TEMPERATURE (F) 79 72 1957 SUNRISE AND SUNSET AUGUST 27 2025........SUNRISE 704 AM EDT SUNSET 747 PM EDT AUGUST 28 2025........SUNRISE 704 AM EDT SUNSET 746 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$