Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS42 KKEY 200546
CLIMTH
CLIMATE REPORT
NATIONAL WEATHER SERVICE KEY WEST FL
146 AM EDT SUN JUL 20 2025
...................................
...THE MARATHON CLIMATE SUMMARY FOR JULY 19 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 89 409 PM 96 2018 91 -2 90
2023
MINIMUM 80 332 AM 71 1953 79 1 85
1972
AVERAGE 85 85 0 88
PRECIPITATION (IN)
YESTERDAY 0.01 1.22 1992 0.13 -0.12 0.00
MONTH TO DATE 1.20 2.22 -1.02 0.84
SINCE JUN 1 6.83 6.45 0.38 10.51
SINCE JAN 1 12.27 16.59 -4.32 26.12
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 20 20 0 23
MONTH TO DATE 376 380 -4 408
SINCE JUN 1 955 962 -7 986
SINCE JAN 1 2639 2585 54 2752
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION E (80)
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION E (90)
AVERAGE WIND SPEED 10.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90
LOWEST 63
AVERAGE 77
..........................................................
THE MARATHON CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 91 98 2023
MINIMUM TEMPERATURE (F) 80 70 1959
1972
SUNRISE AND SUNSET
JULY 20 2025..........SUNRISE 647 AM EDT SUNSET 814 PM EDT
JULY 21 2025..........SUNRISE 647 AM EDT SUNSET 814 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$