Climatological Report (Monthly)
Issued by NWS Key West, FL

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000
CXUS52 KKEY 011746
CLMEYW

CLIMATE REPORT
NATIONAL WEATHER SERVICE KEY WEST FL
146 PM EDT THU JUN 1 2023

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

...THE KEY WEST CLIMATE SUMMARY FOR THE MONTH OF MAY 2023...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1871 TO 2023

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             94   05/14/2019
 LOW              63   05/02/1877
                       05/08/2016
HIGHEST           92   05/22                          89  05/09
                                                          05/18
LOWEST            69   05/02                          72  05/11
                                                          05/13
AVG. MAXIMUM    87.5               85.9     1.6     85.6
AVG. MINIMUM    76.5               76.4     0.1     76.6
MEAN            82.0               81.1     0.9     81.1
DAYS MAX >= 90     6                0.5     5.5        0
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       14.17   2018
 MINIMUM           T   1927
TOTALS          3.97               3.12    0.85     1.72
DAILY AVG.      0.13               0.10    0.03     0.06
DAYS >= .01        8                7.5     0.5       10
DAYS >= .10        5                4.1     0.9        5
DAYS >= .50        2                1.7     0.3        1
DAYS >= 1.00       2                0.9     1.1        0
GREATEST
 24 HR. TOTAL   1.63   05/24 TO 05/24


DEGREE DAYS
HEATING TOTAL      0                  0       0        0
 SINCE 7/1        29                 46     -17       23
COOLING TOTAL    538                501      37      507
 SINCE 1/1      1964               1595     369     1698
................................................................

WIND (MPH)
AVERAGE WIND SPEED              7.0
HIGHEST WIND SPEED/DIRECTION    29/130    DATE  05/30
HIGHEST GUST SPEED/DIRECTION    37/120    DATE  05/30

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.27
NUMBER OF DAYS FAIR           23
NUMBER OF DAYS PC              8
NUMBER OF DAYS CLOUDY          0

AVERAGE RH (PERCENT)     71

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              4     MIXED PRECIP               0
HEAVY RAIN                3     RAIN                       6
LIGHT RAIN               12     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       5     FOG W/VIS <= 1/4 MILE      0
HAZE                      1

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

$$

KEY WEST DAILY RECORDS, MAY 2023 AND 2023-TO-DATE

RECORD                    MAY 2023     2023
======                    ========   ========
MAXIMUM TEMPERATURE           2          9
COOL MAXIMUM TEMPERATURE      0          0
WARM MINIMUM TEMPERATURE      1         12
MINIMUM TEMPERATURE           0          0
RAINFALL                      1          1


TOP 10 WARMEST MAYS ON RECORD FOR KEY WEST

RANKING    YEAR    AVERAGE (DEG F)
=======    ====    ===============
   1       1995         83.5
   2       1873         82.9
   3       1967         82.8
   4       2019         82.5
   5       1975         82.4
   6       1991         82.2
           1953         82.2
   8       2010         82.1
           1935         82.1
  10       2023         82.0      <---
           2003         82.0
           1946         82.0


TOP 10 WARMEST SPRINGS ON RECORD FOR KEY WEST
(SPRING DEFINED AS MARCH-APRIL-MAY)

RANKING    YEAR    AVERAGE (DEG F)
=======    ====    ===============
   1       2023         79.7      <---
           2020         79.7
   3       2015         79.6
   4       1991         79.5
           1975         79.5
   6       1965         79.4
   7       2019         79.3
           1982         79.3
   9       1967         79.2
  10       1953         79.1


ROSS


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