Key West weather

Usually in August
- 32
- 26
- 10
Weather by month
Now Today
- 31
- 6
5-day forecast

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

The weather guide for Key West, Florida shows long term weather averages processed from data supplied by CRU (University of East Anglia) & today's weather forecast provided by MeteoBlue. Find out more about our data sources.

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

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Compare Key West weather with the USA

Below the Key West weather chart shows average maximum daytime temperature for Key West, Florida, USA and the USA (Washington).

Maximum daytime temperature (°C)

Key West, Florida, USA

USA (Washington)

Jan

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Aug

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Dec

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

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Tropical storm risk: Key West, Florida hurricane season

% of month affected by tropical storms

<1%

Jan

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Aug

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Dec

The Key West, Florida tropical storm risk chart above shows the hurricane season. The chart was processed from data supplied by the US Meteorological Agency (NOAA). Find out more about our data sources.

More about tropical storms

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Where's hot in Florida today?

Below are the temperatures expected today at popular destinations in Florida. Select a destination to compare today's forecast with average weather conditions.