Beach weather in St John Island, US Virgin Islands in July

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Visiting St John Island, US Virgin Islands in July

32°C (89°F) Air Temperature

28°C (82°F) Sea Temperature

8.0 Hrs of Sun / Day

21.1 Days of Rain

July has average maximum temperatures of 32°C (89°F) which is very hot and perfect for sunbathing on clear days. The sunshine percentage is 61% making it sunny but overcast at times. The hours of sunshine per day are 8.0hrs making the days quite long and bright. July has total rainfall of 10.2cm (4.0inches) making it quite rainy but with only moderate tropical showers. There are 21.1 days with some rainfall so there are few clear days to enjoy the beach. It is not an optimal time for sunbathing but it is possible on clearer days in St John Island. Sea temperatures are a very warm 28°C (82°F). July is an excellent month for swimming in St John Island with very comfortable temperatures for bathing all day.

Consider visiting St John Island in the months of January, February, March, April, for the best beach weather.

Also consider one of our other suggestions for July.

Can you sunbathe in St John Island in July?

Yes, July is not an optimal time for sunbathing but it is possible on clearer days in St John Island.

More about July temperature and sunshine.

Can you swim in St John Island in July?

Yes, July is an excellent month for swimming in St John Island with very warm sea temperatures 28°C (82°F).

More about July sea temperatures.

Is July a good time to holiday in St John Island?

Yes, July is a good time for a holiday in St John Island.

More about the July temperatures and sunshine.

Is St John Island warm in July?

Yes, St John Island is very hot and perfect for sunbathing on clear days in July.

The average maximum temperature in St John Island in July is 32°C (89°F). The average maximum temperature is 31°C (88°) in the previous month and 31°C (89°F) in the next month.

The average temperature in St John Island in July is 29°C (84°F). The average temperature is 29°C (83°F) in the previous month and 29°C (84°F) in the next month.

More info about the July temperatures and sunshine.

How sunny is St John Island in July?

The average day light hours per day in St John Island in July are 13.1. The sunshine percentage is 61% making it sunny but overcast at times. The hours of sunshine per day are 8.0hrs making the days quite long and bright.

More about July sunshine.

Temperature in St John Island in July

The average maximum temperature in St John Island in July is 32°C (89°F). The average maximum temperature is 31°C (88°F) in the previous month and 31°C (89°F) in the next month.

The average temperature in St John Island in July is 29°C (84°F). The average temperature is 29°C (83°F) in the previous month and 29°C (84°F) in the next month.

The average minimum temperature in St John Island in July is 26°C (79°F). The minimum temperature is 26°C (79°F) in the previous month and 26°C (79°F) in the next month.

Sunshine in St John Island in July

During July the average day light hours are 13.1 per day in St John Island. The sunshine percentage is 61% making it sunny but overcast at times. The hours of sunshine per day are 8.0hrs making the days quite long and bright.

The ultraviolet index in St John Island in July is typically 12.9 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 St John Island in July

The average sea water temperature in St John Island in July is 27.8°C (82.0°F) which is very warm and ideal for relaxing and swimming for the whole day.

Rainfall in St John Island in July

The average total rainfall in St John Island in July is 10.2cm (4.0inches) and on average there are 21.1 rainy days in July making it a very wet time to visit the beach.

Humidity in St John Island in July

The maximum dew point (an indicator of humidity) in St John Island in July is 25°C (76°F) 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°C (76°F) in the previous month and 25°C (25°F) in the next month.

The average maximum relative humidity in St John Island in July is typically 86.5%. The maximum relative humidity is 85.2% in the previous month and 86.2% in the next month.

The average relative humidity in St John Island in July is typically 74.5%. The average relative humidity is 74.2% in the previous month and 74.8% in the next month.

Wind Speed in St John Island in July

The average maximum wind speed in St John Island in July is typically 32KM/H (20MPH). The average maximum wind speed is 30KM/H (19MPH) in the previous month and 31KM/H (19MPH) in the next month.

The average wind speed in St John Island in July is typically 18KM/H (11MPH). The average wind speed is 17KM/H (11MPH) in the previous month and 17KM/H (10MPH) in the next month.

The average wind direction in St John Island in July is from the East.

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