509
CDUS42 KKEY 170528
CLIMTH
CLIMATE REPORT
NATIONAL WEATHER SERVICE KEY WEST FL
128 AM EDT FRI APR 17 2026
...............................
..THE MARATHON CLIMATE SUMMARY FOR APRIL 16 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 81 106 PM 94 2020 84 -3 80
MINIMUM 72 624 AM 61 2008 73 -1 72
AVERAGE 77 78 -1 76
PRECIPITATION (IN)
YESTERDAY 0.00 0.60 1990 0.08 -0.08 0.00
MONTH TO DATE 0.29 0.96 -0.67 0.15
SINCE MAR 1 3.84 2.29 1.55 0.28
SINCE JAN 1 4.71 5.63 -0.92 2.78
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE MAR 1 0 5 -5 0
SINCE JUL 1 112 71 41 31
COOLING
YESTERDAY 12 13 -1 11
MONTH TO DATE 206 198 8 207
SINCE MAR 1 551 500 51 500
SINCE JAN 1 853 906 -53 922
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION E (80)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION E (80)
AVERAGE WIND SPEED 10.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 79
LOWEST 50
AVERAGE 65
......................................................
THE MARATHON CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 84 92 2020
MINIMUM TEMPERATURE (F) 73 59 1952
SUNRISE AND SUNSET
APRIL 17 2026.........SUNRISE 700 AM EDT SUNSET 748 PM EDT
APRIL 18 2026.........SUNRISE 700 AM EDT SUNSET 748 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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