Climatological Report (Monthly)
Issued by NWS

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202
CXUS52 KKEY 011542
CLMMTH

CLIMATE REPORT
NATIONAL WEATHER SERVICE KEY WEST FL
1142 AM EDT FRI AUG 1 2025

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

...THE MARATHON CLIMATE SUMMARY FOR THE MONTH OF JULY 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             99   07/24/2023
                       07/13/2023
                       07/15/1987
 LOW              65   07/26/1953
HIGHEST           93   07/13                          91  07/29
                                                          07/30
                                                          07/31
LOWEST            75   07/14                          76  07/01
AVG. MAXIMUM    89.1               90.9    -1.8     90.1
AVG. MINIMUM    80.8               79.4     1.4     83.0
MEAN            85.0               85.2    -0.2     86.5
DAYS MAX >= 90    14               25.5   -11.5       26
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       10.59   2020
 MINIMUM        0.31   1961
TOTALS          2.05               3.77   -1.72     1.04
DAILY AVG.      0.07               0.12   -0.05     0.03
DAYS >= .01       13               12.5     0.5        8
DAYS >= .10        5                7.6    -2.6        3
DAYS >= .50        1                2.7    -1.7        1
DAYS >= 1.00       0                1.0    -1.0        0
GREATEST
 24 HR. TOTAL   0.76   07/22 TO 07/23


DEGREE DAYS
HEATING TOTAL      0                  0       0        0
 SINCE 7/1         0                  0       0        0
COOLING TOTAL    628                625       3      677
 SINCE 1/1      2891               2830      61     3021
................................................................

WIND (MPH)
AVERAGE WIND SPEED              7.2
HIGHEST WIND SPEED/DIRECTION    22/180    DATE  07/05
HIGHEST GUST SPEED/DIRECTION    37/190    DATE  07/05

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.19
NUMBER OF DAYS FAIR           31
NUMBER OF DAYS PC              0
NUMBER OF DAYS CLOUDY          0

AVERAGE RH (PERCENT)     75

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             13     MIXED PRECIP               0
HEAVY RAIN                6     RAIN                       4
LIGHT RAIN               16     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                      5

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

$$

MARATHON DAILY RECORDS, JULY 2025 AND 2025-TO-DATE

RECORD                    JUL 2025     2025
======                    ========   ========
MAXIMUM TEMPERATURE           0          0
COOL MAXIMUM TEMPERATURE      1          1
WARM MINIMUM TEMPERATURE      1         12
MINIMUM TEMPERATURE           0          0
RAINFALL                      0          2


ROSS