Climatological Report (Daily)
Issued by NWS
Issued by NWS
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251
CDUS42 KKEY 090529
CLIMTH
CLIMATE REPORT
NATIONAL WEATHER SERVICE KEY WEST FL
129 AM EDT SUN AUG 09 2026
...................................
...THE MARATHON CLIMATE SUMMARY FOR AUGUST 8 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 90 336 PM 95 2010 92 -2 88
2015
2023
MINIMUM 81 457 AM 73 1953 80 1 77
1955
AVERAGE 86 86 0 83
PRECIPITATION (IN)
YESTERDAY 0.01 0.94 1955 0.15 -0.14 0.11
MONTH TO DATE 0.11 1.24 -1.13 2.08
SINCE JUN 1 4.62 9.24 -4.62 9.76
SINCE JAN 1 15.47 19.38 -3.91 15.20
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 18
MONTH TO DATE 168 168 0 169
SINCE JUN 1 1412 1375 37 1376
SINCE JAN 1 2984 2998 -14 3060
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION E (80)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION SE (120)
AVERAGE WIND SPEED 10.0
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 85
LOWEST 61
AVERAGE 73
..........................................................
THE MARATHON CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 92 97 2023
MINIMUM TEMPERATURE (F) 80 69 1967
SUNRISE AND SUNSET
AUGUST 9 2026........SUNRISE 656 AM EDT SUNSET 803 PM EDT
AUGUST 10 2026........SUNRISE 657 AM EDT SUNSET 802 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$