


Climatological Report (Daily)
Issued by NWS
Issued by NWS
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504 CDUS42 KKEY 290540 CLIMTH CLIMATE REPORT NATIONAL WEATHER SERVICE KEY WEST FL 140 AM EDT FRI AUG 29 2025 ................................... ...THE MARATHON CLIMATE SUMMARY FOR AUGUST 28 2025... 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) YESTERDAY MAXIMUM 91 302 PM 96 2022 91 0 87 MINIMUM 82 355 AM 72 1957 79 3 76 AVERAGE 87 85 2 82 PRECIPITATION (IN) YESTERDAY T 1.53 2003 0.20 -0.20 1.40 MONTH TO DATE 2.63 4.70 -2.07 7.20 SINCE JUN 1 10.31 12.70 -2.39 17.91 SINCE JAN 1 15.75 22.84 -7.09 33.52 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 22 20 2 17 MONTH TO DATE 597 582 15 592 SINCE JUN 1 1804 1789 15 1847 SINCE JAN 1 3488 3412 76 3613 ................................................................... WIND (MPH) HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION E (110) HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION SE (120) AVERAGE WIND SPEED 7.0 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.2 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. THUNDERSTORM LIGHT RAIN RELATIVE HUMIDITY (PERCENT) HIGHEST 80 LOWEST 61 AVERAGE 71 .......................................................... THE MARATHON CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 91 94 2001 MINIMUM TEMPERATURE (F) 79 69 1953 SUNRISE AND SUNSET AUGUST 29 2025........SUNRISE 704 AM EDT SUNSET 745 PM EDT AUGUST 30 2025........SUNRISE 705 AM EDT SUNSET 744 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$