Weather in Key West, United States in July

So you're interested in going to Key West, United States in July

July is a hot and very rainy time for sunbathing in Key West. July is an excellent month for swimming in Key West with very warm sea temperatures. Consider visiting Key West in the months of March, April, May, December, for the best beach weather. Also consider one of our other suggestions for July.

Temperature in Key West in July

The average maximum temperature in Key West in July is 32°. The average maximum temperature is 31° in the previous month and 32° in the next month.

The average temperature in Key West in July is 29°. The average temperature ranges is 29° in the previous month and 30° in the next month.

The average minimum temperature in Key West in July is 27°. The minimum temperature is 26° in the previous month and 27° in the next month.

Sunshine in Key West in July

The average day light hours per day in Key West in July are 13.5 and there are 8.4 hours of sunshine per day on average during July making it a sunny month with few clouds.

The ultraviolet index in Key West in July is typically 12.5 during July. An ultraviolet index reading above 11 indicates an extreme risk of harm from unprotected sun exposure. Unprotected skin risks burning in less than 10 minutes. Take all precautions because unprotected skin and eyes can burn in minutes. Tanning will be safest before 10am and after 4pm but only with a good application of sun screen. For those with sensitive skin stay in the shade and wear protective clothing, a wide-brimmed hat, and UV-blocking sunglasses. Generously apply broad spectrum SPF 30+ sunscreen every 2 hours, even on cloudy days. Watch out for relections from water that may increase ultraviolet exposure.

Sea Temperature in Key West in July

The average sea water temperature in Key West in July is 29.2° which is very warm and ideal for relaxing and swimming for the whole day.

Rainfall in Key West in July

The average total rainfall in Key West in July is 133cm and on average there are 14.3 rainy days in July making it a very wet time to visit the beach.

Humidity in Key West in July

The maximum dew point (an indicator of humidity) in Key West in July is 25° which is very uncomfortable and fairly oppressive unless you are on a beach. At night you would most likely require airconditioning. The dew point is 24° in the previous month and 25° in the next month.

The average maximum relative humidity in Key West in July is typically 81.9%. The maximum relative humidity is 83.1% in the previous month and 81.8% in the next month.

The average relative humidity in Key West in July is typically 72.5%. The average relative humidity is 73.7% in the previous month and 72.3% in the next month.

Wind Speed in Key West in July

The average maximum wind speed in Key West in July is typically 27kmh. The average maximum wind speed is 28kmh in the previous month and 29kmh in the next month.

The average wind speed in Key West in July is typically 13kmh. The average wind speed is 15kmh in the previous month and 14kmh in the next month.

The average wind direction in Key West in July is from the East-Southeast.

Monthly Averages

Suggested Beaches in July

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