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