Key Largo climate guide

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Temperature in Key Largo (°C)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Max temperature (daytime)
24°C maximum daytime temperature in January in Key Largo24
25°C maximum daytime temperature in February in Key Largo25
27°C maximum daytime temperature in March in Key Largo27
28°C maximum daytime temperature in April in Key Largo28
30°C maximum daytime temperature in May in Key Largo30
31°C maximum daytime temperature in June in Key Largo31
32°C maximum daytime temperature in July in Key Largo32
32°C maximum daytime temperature in August in Key Largo32
32°C maximum daytime temperature in September in Key Largo32
30°C maximum daytime temperature in October in Key Largo30
27°C maximum daytime temperature in November in Key Largo27
25°C maximum daytime temperature in December in Key Largo25
Min temperature (night-time)
14°C minimum night-time temperature in January in Key Largo14
14°C minimum night-time temperature in February in Key Largo14
16°C minimum night-time temperature in March in Key Largo16
18°C minimum night-time temperature in April in Key Largo18
21°C minimum night-time temperature in May in Key Largo21
22°C minimum night-time temperature in June in Key Largo22
23°C minimum night-time temperature in July in Key Largo23
23°C minimum night-time temperature in August in Key Largo23
23°C minimum night-time temperature in September in Key Largo23
21°C minimum night-time temperature in October in Key Largo21
18°C minimum night-time temperature in November in Key Largo18
15°C minimum night-time temperature in December in Key Largo15
Sea temperature
24°C sea temperature in January in Key Largo24
23°C sea temperature in February in Key Largo23
24°C sea temperature in March in Key Largo24
25°C sea temperature in April in Key Largo25
27°C sea temperature in May in Key Largo27
29°C sea temperature in June in Key Largo29
29°C sea temperature in July in Key Largo29
30°C sea temperature in August in Key Largo30
29°C sea temperature in September in Key Largo29
28°C sea temperature in October in Key Largo28
26°C sea temperature in November in Key Largo26
25°C sea temperature in December in Key Largo25

Sunshine & Daylight in Key Largo

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daily hours of sunshine
Daily hours of daylight
11 hours of daylight per day in January in Key Largo11
11 hours of daylight per day in February in Key Largo11
12 hours of daylight per day in March in Key Largo12
13 hours of daylight per day in April in Key Largo13
13 hours of daylight per day in May in Key Largo13
14 hours of daylight per day in June in Key Largo14
14 hours of daylight per day in July in Key Largo14
13 hours of daylight per day in August in Key Largo13
12 hours of daylight per day in September in Key Largo12
12 hours of daylight per day in October in Key Largo12
11 hours of daylight per day in November in Key Largo11
11 hours of daylight per day in December in Key Largo11

Rainfall in Key Largo

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Number of days with some rain
7 days with some rainfall in January in Key Largo7
6 days with some rainfall in February in Key Largo6
6 days with some rainfall in March in Key Largo6
5 days with some rainfall in April in Key Largo5
10 days with some rainfall in May in Key Largo10
15 days with some rainfall in June in Key Largo15
15 days with some rainfall in July in Key Largo15
17 days with some rainfall in August in Key Largo17
17 days with some rainfall in September in Key Largo17
13 days with some rainfall in October in Key Largo13
9 days with some rainfall in November in Key Largo9
6 days with some rainfall in December in Key Largo6
Average monthly rainfall (mm)
51 mm monthly rainfall in January in Key Largo51
49 mm monthly rainfall in February in Key Largo49
57 mm monthly rainfall in March in Key Largo57
62 mm monthly rainfall in April in Key Largo62
168 mm monthly rainfall in May in Key Largo168
253 mm monthly rainfall in June in Key Largo253
150 mm monthly rainfall in July in Key Largo150
166 mm monthly rainfall in August in Key Largo166
213 mm monthly rainfall in September in Key Largo213
179 mm monthly rainfall in October in Key Largo179
55 mm monthly rainfall in November in Key Largo55
36 mm monthly rainfall in December in Key Largo36

More climate for Key Largo

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (Maximum)
UV (maximum) index 6 (High) in January in Key Largo6
UV (maximum) index 8 (Very High) in February in Key Largo8
UV (maximum) index 10 (Very High) in March in Key Largo10
UV (maximum) index 11 (Extreme) in April in Key Largo11
UV (maximum) index 11 (Extreme) in May in Key Largo11
UV (maximum) index 11 (Extreme) in June in Key Largo11
UV (maximum) index 11 (Extreme) in July in Key Largo11
UV (maximum) index 11 (Extreme) in August in Key Largo11
UV (maximum) index 10 (Very High) in September in Key Largo10
UV (maximum) index 8 (Very High) in October in Key Largo8
UV (maximum) index 6 (High) in November in Key Largo6
UV (maximum) index 5 (Moderate) in December in Key Largo5
Heat & Humidity
No heat & humidity in January in Key Largo0
No heat & humidity in February in Key Largo0
Low heat & humidity in March in Key LargoL
Moderate heat & humidity in April in Key LargoM
High heat & humidity in May in Key LargoH
High heat & humidity in June in Key LargoH
Very high heat & humidity in July in Key LargoVH
Very high heat & humidity in August in Key LargoVH
Very high heat & humidity in September in Key LargoVH
High heat & humidity in October in Key LargoH
Moderate heat & humidity in November in Key LargoM
Low heat & humidity in December in Key LargoL

Note: 0 = None, L = Low, M = Moderate, H = High, VH = Very high, E = Extreme

What's the climate like in Key Largo?

Key Largo has a hot tropical climate with a winter dry season.

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Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

The climate guide for Key Largo, Florida shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

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Metric (°C / mm)  |  Imperial (°F / inches)

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