Climatological Report (Daily)
Issued by NWS
Issued by NWS
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836
CDUS42 KKEY 202143
CLIMTH
CLIMATE REPORT
NATIONAL WEATHER SERVICE KEY WEST FL
543 PM EDT MON JUL 20 2026
...................................
...THE MARATHON CLIMATE SUMMARY FOR JULY 20 2026...
VALID TODAY AS OF 0500 PM LOCAL TIME.
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)
TODAY
MAXIMUM 89 359 PM 98 2023 91 -2 90
MINIMUM 81 419 AM 70 1959 80 1 83
1972
AVERAGE 85 85 0 87
PRECIPITATION (IN)
TODAY 0.01 2.16 1959 0.14 -0.13 0.00
MONTH TO DATE 1.79 2.36 -0.57 1.20
SINCE JUN 1 3.52 6.59 -3.07 6.83
SINCE JAN 1 14.37 16.73 -2.36 12.27
DEGREE DAYS
HEATING
TODAY 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
TODAY 20 20 0 22
MONTH TO DATE 430 400 30 398
SINCE JUN 1 1015 982 33 977
SINCE JAN 1 2587 2605 -18 2661
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION S (160)
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION S (170)
AVERAGE WIND SPEED 7.3
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 91
LOWEST 68
AVERAGE 80
..........................................................
THE MARATHON CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 91 97 2023
MINIMUM TEMPERATURE (F) 80 69 1953
SUNRISE AND SUNSET
JULY 20 2026..........SUNRISE 647 AM EDT SUNSET 814 PM EDT
JULY 21 2026..........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.
$$