701
CXUS52 KKEY 011511
CLMEYW

CLIMATE REPORT
NATIONAL WEATHER SERVICE KEY WEST FL
1111 AM EDT TUE OCT 1 2024

...................................

...THE KEY WEST CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2024...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1871 TO 2024

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             95   09/14/2023
                       09/20/2018
                       09/03/2007
 LOW              69   09/17/1985
                       09/30/1945
                       09/02/1898
HIGHEST           94   09/14                          95  09/14
LOWEST            76   09/18                          72  09/24
AVG. MAXIMUM    90.4               89.0     1.4     90.4
AVG. MINIMUM    81.9               79.2     2.7     80.5
MEAN            86.2               84.1     2.1     85.4
DAYS MAX >= 90    21                9.6    11.4       17
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       18.45   1963
 MINIMUM        1.71   1961
TOTALS          3.34               7.24   -3.90     8.77
DAILY AVG.      0.11               0.24   -0.13     0.29
DAYS >= .01       10               15.8    -5.8       16
DAYS >= .10        8               10.2    -2.2       11
DAYS >= .50        2                4.0    -2.0        5
DAYS >= 1.00       1                1.9    -0.9        4
GREATEST
 24 HR. TOTAL   1.38   09/24 TO 09/25


DEGREE DAYS
HEATING TOTAL      0                  0       0        0
 SINCE 7/1         0                  0       0        0
COOLING TOTAL    643                573      70      620
 SINCE 1/1      4352               4009     343     4619
................................................................

WIND (MPH)
AVERAGE WIND SPEED              9.2
HIGHEST WIND SPEED/DIRECTION    45/160    DATE  09/26
HIGHEST GUST SPEED/DIRECTION    60/160    DATE  09/26

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.24
NUMBER OF DAYS FAIR           17
NUMBER OF DAYS PC              5
NUMBER OF DAYS CLOUDY          0

AVERAGE RH (PERCENT)     76

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             10     MIXED PRECIP               0
HEAVY RAIN                6     RAIN                       5
LIGHT RAIN                9     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       7     FOG W/VIS <= 1/4 MILE      0
HAZE                      4

-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.

$$


KEY WEST DAILY RECORDS, SEPTEMBER 2024 AND 2024-TO-DATE

RECORD                    SEP 2024     2024
======                    ========   ========
MAXIMUM TEMPERATURE           0         10
COOL MAXIMUM TEMPERATURE      0          1
WARM MINIMUM TEMPERATURE     11         42
MINIMUM TEMPERATURE           0          0
RAINFALL                      0          3


TOP 10 WARMEST SEPTEMBERS ON RECORD FOR KEY WEST

RANKING    YEAR    AVERAGE (DEG F)
=======    ====    ===============
   1       2024         86.2   <---
   2       2018         85.8
   3       2020         85.6
   4       2023         85.4
   5       1951         85.2
   6       1989         85.1
           1872         85.1
   8       2007         85.0
           2003         85.0
  10       2015         84.9
           2011         84.9
           1987         84.9


ROSS