575
CXUS52 KKEY 020050
CLMMTH
CLIMATE REPORT
NATIONAL WEATHER SERVICE KEY WEST FL
850 PM EDT SUN JUN 01 2025
...............................
..THE MARATHON CLIMATE SUMMARY FOR THE MONTH OF MAY 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 05/14/2019
LOW 61 05/10/1963
HIGHEST 90 05/23 92 05/18
05/31
05/19
LOWEST 74 05/12 72 05/20
05/14
AVG. MAXIMUM 86.3 87.5 -1.2 88.0
AVG. MINIMUM 79.4 75.8 3.6 80.2
MEAN 82.8 81.7 1.1 84.1
DAYS MAX >= 90 2 7.4 -5.4 9
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 15.66 2020
MINIMUM T 1989
TOTALS 2.33 3.36 -1.03 7.11
DAILY AVG. 0.08 0.11 -0.03 0.23
DAYS >= .01 5 7.9 -2.9 2
DAYS >= .10 3 4.6 -1.6 1
DAYS >= .50 2 2.1 -0.1 1
DAYS >= 1.00 1 1.1 -0.1 1
GREATEST
24 HR. TOTAL 1.67 05/12 TO 05/13
DEGREE DAYS
HEATING TOTAL 0 0 0 0
SINCE 7/1 31 71 -40 8
COOLING TOTAL 562 516 46 596
SINCE 1/1 1684 1623 61 1766
............................................................
WIND (MPH)
AVERAGE WIND SPEED 8.2
HIGHEST WIND SPEED/DIRECTION 18/100 DATE 05/10
18/120 05/11
HIGHEST GUST SPEED/DIRECTION 29/110 DATE 05/01
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.18
NUMBER OF DAYS FAIR 26
NUMBER OF DAYS PC 3
NUMBER OF DAYS CLOUDY 0
AVERAGE RH (PERCENT) 73
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 3 MIXED PRECIP 0
HEAVY RAIN 3 RAIN 3
LIGHT RAIN 5 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 3 FOG W/VIS <= 1/4 MILE 1
HAZE 4
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
MARATHON DAILY RECORDS, MAY 2025 AND 2025-TO-DATE
RECORD MAY 2025 2025
====== ======== ========
MAXIMUM TEMPERATURE 0 0
COOL MAXIMUM TEMPERATURE 0 0
WARM MINIMUM TEMPERATURE 6 10
MINIMUM TEMPERATURE 0 0
RAINFALL 1 2
BT
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page