448
CDUS42 KKEY 310531
CLIMTH
CLIMATE REPORT
NATIONAL WEATHER SERVICE KEY WEST FL
131 AM EDT TUE MAR 31 2026
...............................
..THE MARATHON CLIMATE SUMMARY FOR MARCH 30 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 80 351 PM 90 2023 82 -2 83
MINIMUM 73 1131 PM 57 1953 70 3 76
AVERAGE 77 76 1 80
PRECIPITATION (IN)
YESTERDAY 0.14 0.21 1958 0.05 0.09 T
MONTH TO DATE 3.55 1.27 2.28 0.13
SINCE MAR 1 3.55 1.27 2.28 0.13
SINCE JAN 1 4.42 4.61 -0.19 2.63
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE MAR 1 0 0 0 0
SINCE JUL 1 112 66 46 31
COOLING
YESTERDAY 12 11 1 15
MONTH TO DATE 332 291 41 278
SINCE MAR 1 332 291 41 278
SINCE JAN 1 634 697 -63 700
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION E (80)
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION E (90)
AVERAGE WIND SPEED 14.9
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
HEAVY RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90
LOWEST 65
AVERAGE 78
......................................................
THE MARATHON CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 82 88 2019
2020
2023
MINIMUM TEMPERATURE (F) 70 58 1971
2003
SUNRISE AND SUNSET
MARCH 31 2026.........SUNRISE 717 AM EDT SUNSET 740 PM EDT
APRIL 1 2026.........SUNRISE 716 AM EDT SUNSET 741 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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