286
CDUS42 KKEY 210535
CLIMTH
CLIMATE REPORT
NATIONAL WEATHER SERVICE KEY WEST FL
135 AM EDT TUE APR 21 2026
...............................
..THE MARATHON CLIMATE SUMMARY FOR APRIL 20 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 83 456 PM 93 2013 85 -2 83
MINIMUM 76 1106 PM 58 1997 73 3 76
AVERAGE 80 79 1 80
PRECIPITATION (IN)
YESTERDAY 0.00 2.28 1992 0.08 -0.08 0.00
MONTH TO DATE 0.30 1.30 -1.00 0.15
SINCE MAR 1 3.85 2.63 1.22 0.28
SINCE JAN 1 4.72 5.97 -1.25 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 15
MONTH TO DATE 263 254 9 263
SINCE MAR 1 608 556 52 556
SINCE JAN 1 910 962 -52 978
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION E (70)
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION NE (30)
AVERAGE WIND SPEED 7.2
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 82
LOWEST 55
AVERAGE 69
......................................................
THE MARATHON CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 85 92 2015
2020
MINIMUM TEMPERATURE (F) 73 60 1953
SUNRISE AND SUNSET
APRIL 21 2026.........SUNRISE 657 AM EDT SUNSET 749 PM EDT
APRIL 22 2026.........SUNRISE 656 AM EDT SUNSET 750 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page