Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS42 KKEY 040532
CLIMTH
CLIMATE REPORT
NATIONAL WEATHER SERVICE KEY WEST FL
132 AM EDT FRI SEP 04 2026
...................................
...THE MARATHON CLIMATE SUMMARY FOR SEPTEMBER 3 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 90 503 PM 95 1952 91 -1 85
MINIMUM 83 1255 AM 68 1950 79 4 78
AVERAGE 87 85 2 82
PRECIPITATION (IN)
YESTERDAY 0.00 2.01 1993 0.20 -0.20 0.37
MONTH TO DATE 0.09 0.60 -0.51 1.19
SINCE SEP 1 0.09 0.60 -0.51 1.19
SINCE JAN 1 15.96 24.06 -8.10 17.79
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE SEP 1 0 0 0 0
SINCE JUL 1 0 0 0 0
COOLING
YESTERDAY 22 20 2 17
MONTH TO DATE 65 60 5 55
SINCE SEP 1 65 60 5 55
SINCE JAN 1 3538 3530 8 3603
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION S (190)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION S (200)
AVERAGE WIND SPEED 5.1
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 82
LOWEST 66
AVERAGE 74
..........................................................
THE MARATHON CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 91 95 2002
MINIMUM TEMPERATURE (F) 79 66 1953
SUNRISE AND SUNSET
SEPTEMBER 4 2026.....SUNRISE 707 AM EDT SUNSET 740 PM EDT
SEPTEMBER 5 2026.....SUNRISE 707 AM EDT SUNSET 739 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$