Climate, temperatures and weather in Key West


The best time to go to Key West

Temperatures are Pleasant all year round! Average temperatures range from 170°F (january) to 195°F (august). Sea temperature ranges from 159°F to 188°F. The rainiest months are: august, october and september. We recommende the month of january, february, march, april, november, december, to visit Key West.

JanFebMarchAprilMayJuneJulAugustSeptOctNovDec
OUR OPINION  unfavorable timeunfavorable timeunfavorable timerecommended timebest timebest timerecommended timeunfavorable time
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Temperatures Key West

Jan Feb March April May June Jul August Sept Oct nov. dec.
Min temperature64°66°68°71°75°78°78°78°78°75°71°66°
Max temperature77°78°80°82°86°89°89°91°89°86°80°77°
Sea temperature71°71°73°77°80°84°86°87°86°82°78°75°

Sunshine

Rainfall

Wind

Weather Key West

légende météo

Check the weather history over the last 5 years. Weather history

The weather month by month in Key West

Weather Key West in January

64 to 77°
Sea: 71 °

11 d/month
6 d/month
5 d/month
4 d/month
3 d/month
2 d/month

In January, in Key West, Minimum temperatures vary between 18 in the morning and 25 in the afternoon. The average rainfall is around 44 inches, for 25 days without rain.

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Weather history day by day

Weather Key West in February

66 to 78°
Sea: 71 °

11 d/month
6 d/month
5 d/month
3 d/month
3 d/month

In February, in Key West, Minimum temperatures vary between 19 in the morning and 26 in the afternoon. Temperatures are hot. The average rainfall is around 28 inches, for 28 days without rain.

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Weather history day by day

Weather Key West in March

68 to 80°
Sea: 73 °

16 d/month
5 d/month
5 d/month
2 d/month
2 d/month
1 day

In March, in Key West, Minimum temperatures vary between 20 in the morning and 27 in the afternoon. Temperatures are hot. The average rainfall is around 46 inches, for 28 days without rain.

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Weather history day by day

Weather Key West in April

71 to 82°
Sea: 77 °

14 d/month
6 d/month
3 d/month
3 d/month
2 d/month
2 d/month

In April, in Key West, Minimum temperatures vary between 22 in the morning and 28 in the afternoon. Temperatures are hot. The average rainfall is around 47 inches, for 26 days without rain.

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Weather history day by day

Weather Key West in May

75 to 86°
Sea: 80 °

14 d/month
7 d/month
5 d/month
3 d/month
1 day
1 day

In May, in Key West, Minimum temperatures vary between 24 in the morning and 30 in the afternoon. The average rainfall is around 79 inches, for 23 days without rain.

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Weather history day by day

Weather Key West in June

78 to 89°
Sea: 84 °

12 d/month
7 d/month
5 d/month
4 d/month
1 day
1 day

In June, in Key West, Minimum temperatures vary between 26 in the morning and 32 in the afternoon. Températures are really hot. The average rainfall is around 108 inches, for 20 days without rain.

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Weather history day by day

Weather Key West in July

78 to 89°
Sea: 86 °

10 d/month
9 d/month
6 d/month
4 d/month
1 day
1 day

In July, in Key West, Minimum temperatures vary between 26 in the morning and 32 in the afternoon. Températures are really hot. The average rainfall is around 96 inches, for 18 days without rain.

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Weather history day by day

Weather Key West in August

78 to 91°
Sea: 87 °

9 d/month
8 d/month
6 d/month
5 d/month
2 d/month
1 day

In August, in Key West, Minimum temperatures vary between 26 in the morning and 33 in the afternoon. Températures are really hot. The average rainfall is around 130 inches, for 17 days without rain.

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Weather history day by day

Weather Key West in September

78 to 89°
Sea: 86 °

8 d/month
8 d/month
6 d/month
5 d/month
2 d/month
1 day

In September, in Key West, Minimum temperatures vary between 26 in the morning and 32 in the afternoon. Températures are really hot. The average rainfall is around 166 inches, for 18 days without rain.

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Weather history day by day

Weather Key West in October

75 to 86°
Sea: 82 °

10 d/month
7 d/month
5 d/month
4 d/month
3 d/month
2 d/month

In October, in Key West, Minimum temperatures vary between 24 in the morning and 30 in the afternoon. The average rainfall is around 149 inches, for 20 days without rain.

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Weather history day by day

Weather Key West in November

71 to 80°
Sea: 78 °

10 d/month
7 d/month
5 d/month
3 d/month
3 d/month
2 d/month

In November, in Key West, Minimum temperatures vary between 22 in the morning and 27 in the afternoon. Temperatures are hot. The average rainfall is around 48 inches, for 26 days without rain.

Check the weather over the last 5 years for the dates of your stay
Weather history day by day

Weather Key West in December

66 to 77°
Sea: 75 °

9 d/month
8 d/month
7 d/month
3 d/month
2 d/month
2 d/month

In December, in Key West, Minimum temperatures vary between 19 in the morning and 25 in the afternoon. The average rainfall is around 49 inches, for 26 days without rain.

Check the weather over the last 5 years for the dates of your stay
Weather history day by day