Beach weather in Ko Samui, Thailand in July

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Visiting Ko Samui, Thailand in July

32°C (90°F) Air Temperature

30°C (86°F) Sea Temperature

7.2 Hrs of Sun / Day

20.0 Days of Rain

July has average maximum temperatures of 32°C (90°F) which is very hot and perfect for sunbathing on clear days. The sunshine percentage is 57.1% making it quite sunny but with occasional periods of cloudy and overcast skies. There are 7.2 hours of sunshine per day. July has total rainfall of 14.5cm (5.7inches) making it a bit rainy but with only moderate tropical showers. There are 20 days with some rainfall so you can still enjoy the beach on the clear days. It is not an optimal time for sunbathing but it is possible on clearer days in Ko Samui. Sea temperatures are a very warm 30°C (86°F). July is an excellent month for swimming in Ko Samui with very comfortable temperatures for bathing all day.

Consider visiting Ko Samui in the months of January, February, March, April, for the best beach weather.

Also consider one of our other suggestions for July.

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Can you sunbathe in Ko Samui in July?

Yes, July is not an optimal time for sunbathing but it is possible on clearer days in Ko Samui.

More about July temperature and sunshine.

Can you swim in Ko Samui in July?

Yes, July is an excellent month for swimming in Ko Samui with very warm sea temperatures 30°C (86°F).

More about July sea temperatures.

Is July a good time to holiday in Ko Samui?

Yes, July is a good time for a holiday in Ko Samui.

More about the July temperatures and sunshine.

Is Ko Samui warm in July?

Yes, Ko Samui is very hot and perfect for sunbathing on clear days in July.

The average maximum temperature in Ko Samui in July is 32°C (90°F). The average maximum temperature is 33°C (91°) in the previous month and 32°C (90°F) in the next month.

The average temperature in Ko Samui in July is 29°C (84°F). The average temperature is 30°C (86°F) in the previous month and 29°C (85°F) in the next month.

More info about the July temperatures and sunshine.

How sunny is Ko Samui in July?

The average day light hours per day in Ko Samui in July are 12.6. The sunshine percentage is 57.1% making it quite sunny but with occasional periods of cloudy and overcast skies. There are 7.2 hours of sunshine per day.

More about July sunshine.

Temperature in Ko Samui in July

The average maximum temperature in Ko Samui in July is 32°C (90°F). The average maximum temperature is 33°C (91°F) in the previous month and 32°C (90°F) in the next month.

The average temperature in Ko Samui in July is 29°C (84°F). The average temperature is 30°C (86°F) in the previous month and 29°C (85°F) in the next month.

The average minimum temperature in Ko Samui in July is 27°C (80°F). The minimum temperature is 27°C (81°F) in the previous month and 27°C (80°F) in the next month.

Sunshine in Ko Samui in July

During July the average day light hours are 12.6 per day in Ko Samui. The sunshine percentage is 57.1% making it quite sunny but with occasional periods of cloudy and overcast skies. There are 7.2 hours of sunshine per day.

The ultraviolet index in Ko Samui in July is typically 13.2 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 Ko Samui in July

The average sea water temperature in Ko Samui in July is 29.9°C (85.8°F) which is very warm and ideal for relaxing and swimming for the whole day.

Rainfall in Ko Samui in July

The average total rainfall in Ko Samui in July is 14.5cm (5.7inches) and on average there are 20 rainy days in July making it a wet time to visit the beach.

Humidity in Ko Samui in July

The maximum dew point (an indicator of humidity) in Ko Samui in July is 25°C (77°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 26°C (78°F) in the previous month and 25°C (25°F) in the next month.

The average maximum relative humidity in Ko Samui in July is typically 86.5%. The maximum relative humidity is 85% in the previous month and 85.2% in the next month.

The average relative humidity in Ko Samui in July is typically 72.9%. The average relative humidity is 71.1% in the previous month and 71.5% in the next month.

Wind Speed in Ko Samui in July

The average maximum wind speed in Ko Samui in July is typically 25KM/H (16MPH). The average maximum wind speed is 24KM/H (15MPH) in the previous month and 24KM/H (15MPH) in the next month.

The average wind speed in Ko Samui in July is typically 11KM/H (7MPH). The average wind speed is 11KM/H (7MPH) in the previous month and 12KM/H (8MPH) in the next month.

The average wind direction in Ko Samui in July is from the West.

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