Climatological Report (Daily)
Issued by NWS
Issued by NWS
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491
CDUS42 KKEY 202016
CLIMTH
CLIMATE REPORT
NATIONAL WEATHER SERVICE KEY WEST FL
416 PM EDT FRI SEP 20 2024
...................................
...THE MARATHON CLIMATE SUMMARY FOR SEPTEMBER 20 2024...
VALID TODAY AS OF 0400 PM LOCAL TIME.
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1950 TO 2024
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
TODAY
MAXIMUM 89 1136 AM 95 1987 90 -1 95
2023
MINIMUM 78 205 PM 69 1956 78 0 79
AVERAGE 84 84 0 87
PRECIPITATION (IN)
TODAY 0.11 2.08 1962 0.24 -0.13 0.01
MONTH TO DATE 1.61 4.20 -2.59 0.89
SINCE SEP 1 1.61 4.20 -2.59 0.89
SINCE JAN 1 36.74 27.66 9.08 24.45
DEGREE DAYS
HEATING
TODAY 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
TODAY 19 19 0 22
MONTH TO DATE 435 390 45 457
SINCE SEP 1 435 390 45 457
SINCE JAN 1 4103 3860 243 4766
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION NW (310)
AVERAGE WIND SPEED 3.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
THUNDERSTORM
HEAVY RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 94
LOWEST 68
AVERAGE 81
..........................................................
THE MARATHON CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 90 96 1987
MINIMUM TEMPERATURE (F) 78 70 1956
1959
SUNRISE AND SUNSET
SEPTEMBER 20 2024.....SUNRISE 712 AM EDT SUNSET 722 PM EDT
SEPTEMBER 21 2024.....SUNRISE 713 AM EDT SUNSET 721 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$