510
CDUS42 KKEY 200533
CLIMTH
CLIMATE REPORT
NATIONAL WEATHER SERVICE KEY WEST FL
133 AM EDT MON APR 20 2026
...............................
..THE MARATHON CLIMATE SUMMARY FOR APRIL 19 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 83 348 PM 91 2013 85 -2 83
2019
MINIMUM 76 446 AM 56 1997 73 3 74
AVERAGE 80 79 1 79
PRECIPITATION (IN)
YESTERDAY 0.00 0.56 1957 0.09 -0.09 T
MONTH TO DATE 0.30 1.22 -0.92 0.15
SINCE MAR 1 3.85 2.55 1.30 0.28
SINCE JAN 1 4.72 5.89 -1.17 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 15 14 1 14
MONTH TO DATE 248 240 8 248
SINCE MAR 1 593 542 51 541
SINCE JAN 1 895 948 -53 963
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION E (90)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION SE (150)
AVERAGE WIND SPEED 5.9
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 88
LOWEST 74
AVERAGE 81
......................................................
THE MARATHON CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 85 93 2013
MINIMUM TEMPERATURE (F) 73 58 1997
SUNRISE AND SUNSET
APRIL 20 2026.........SUNRISE 658 AM EDT SUNSET 749 PM EDT
APRIL 21 2026.........SUNRISE 657 AM EDT SUNSET 749 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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