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Monthly
Precipitation
Temperature
Wind
Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
Key West, FL
Content continues below
August
Average Temperature
High
32°
Feels 38
Low
27°
Feels 31
Average Precipitation
16 Days
Rain amount
98.4mm
Snow amount
0cm
Content continues below
Daily Historical Averages
August 2026
S
M
T
W
T
F
S
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
32°
27
30°
28
32°
29
32°
30
32°
31
32°
Forecast
Wednesday, August 26, 2026
Day
32°
Feels 38
Wind
17 km/h SE
Gust
26 km/h
Humidity
66%
P.O.P
40%
Rain
~1 mm
Night
28°
Feels 31
Wind
16 km/h E
Gust
25 km/h
Humidity
79%
P.O.P
60%
Rain
~5 mm
Historical Averages
Aug 26
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.