183
CXUS52 KKEY 012122
CLMMTH
CLIMATE REPORT
NATIONAL WEATHER SERVICE KEY WEST FL
522 PM EDT SAT NOV 1 2025
...............................
..THE MARATHON CLIMATE SUMMARY FOR THE MONTH OF OCTOBER 2025
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1950 TO 2025
WEATHER OBSERVED NORMAL DEPART LAST YEAR'S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
............................................................
TEMPERATURE (F)
RECORD
HIGH 96 10/04/1989
10/04/1988
10/09/1971
LOW 56 10/28/1957
10/31/1953
HIGHEST 90 10/02 90 10/02
10/03
10/04
LOWEST 70 10/31 74 10/17
10/21
AVG. MAXIMUM 85.2 86.2 -1.0 85.6
AVG. MINIMUM 76.2 75.8 0.4 77.2
MEAN 80.7 81.0 -0.3 81.4
DAYS MAX >= 90 1 4.6 -3.6 3
DAYS MAX <= 32 0 0.0 0.0 0
DAYS MIN <= 32 0 0.0 0.0 0
DAYS MIN <= 0 0 0.0 0.0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 20.34 2011
MINIMUM 0.36 1988
TOTALS 9.93 5.90 4.03 7.05
DAILY AVG. 0.32 0.19 0.13 0.23
DAYS >= .01 18 11.7 6.3 13
DAYS >= .10 8 7.0 1.0 8
DAYS >= .50 4 3.1 0.9 5
DAYS >= 1.00 2 1.6 0.4 2
GREATEST
24 HR. TOTAL 5.22 10/10 TO 10/10
DEGREE DAYS
HEATING TOTAL 0 0 0 0
SINCE 7/1 0 0 0 0
COOLING TOTAL 493 496 -3 517
SINCE 1/1 4589 4540 49 4821
............................................................
WIND (MPH)
AVERAGE WIND SPEED 8.1
HIGHEST WIND SPEED/DIRECTION 25/070 DATE 10/26
HIGHEST GUST SPEED/DIRECTION 39/120 DATE 10/26
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.32
NUMBER OF DAYS FAIR 21
NUMBER OF DAYS PC 9
NUMBER OF DAYS CLOUDY 1
AVERAGE RH (PERCENT) 79
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 7 MIXED PRECIP 0
HEAVY RAIN 9 RAIN 6
LIGHT RAIN 22 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 18 FOG W/VIS <= 1/4 MILE 0
HAZE 2
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
MARATHON DAILY RECORDS, OCTOBER 2025 AND 2025-TO-DATE
RECORD OCT 2025 2025
====== ======== ========
MAXIMUM TEMPERATURE 0 0
COOL MAXIMUM TEMPERATURE 0 2
WARM MINIMUM TEMPERATURE 0 18
MINIMUM TEMPERATURE 0 0
RAINFALL 1 4
TOP 10 WETTEST OCTOBERS ON RECORD FOR MARATHON
RANKING YEAR TOTAL (IN.)
======= ==== ===========
1 2011 20.34
2 1999 18.20
3 1995 13.84
4 2020 13.39
5 1996 11.09
6 2010 10.84
7 1964 10.61
8 2025 9.93 <---
9 1953 9.83
10 1969 9.55
ROSS
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