Weather in Sumatra, Indonesia in July

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Visiting Sumatra, Indonesia in July

July is one of the best months to visit Sumatra for the best beach weather. It has the most sunshine and best sunbathing and swimming conditions of the year.

July has average maximum temperatures of 31°C (88°F) which is very hot and perfect for sunbathing on clear days. The sunshine percentage is 75% making it sunny and pleasant most of the time. The hours of sunshine per day are 9.0hrs making the days long and bright. July has total rainfall of 12.3cm (4.8inches) making it often dry with only moderate showers. There are only 12.1 days with some rainfall so you can still enjoy the beach on the many clear days. Sea temperatures are a very warm 29°C (84°F). July is an excellent month for swimming in Sumatra with very comfortable temperatures for bathing all day.

Also consider visiting Sumatra in one of the other best months of June, August, September, for the best beach weather.

Also consider one of our other suggestions for July.

Can you sunbathe in Sumatra in July?

Yes, July is a good time for sunbathing in Sumatra.

July has average maximum temperatures of 31°C (88°F) which is very hot and perfect for sunbathing on clear days. The sunshine percentage is 75% making it sunny and pleasant most of the time. The hours of sunshine per day are 9.0hrs making the days long and bright. July has total rainfall of 12.3cm (4.8inches) making it often dry with only moderate showers. There are only 12.1 days with some rainfall so you can still enjoy the beach on the many clear days.

More about July temperature and sunshine.

Can you swim in Sumatra in July?

Yes, July is an excellent month for swimming in Sumatra with very warm sea temperatures 29°C (84°F).

More about July sea temperatures.

Is July a good time to holiday in Sumatra?

Yes, July is a good time for a holiday in Sumatra.

July has average maximum temperatures of 31°C (88°F) which is very hot and perfect for sunbathing on clear days. The sunshine percentage is 75% making it sunny and pleasant most of the time. The hours of sunshine per day are 9.0hrs making the days long and bright. July has total rainfall of 12.3cm (4.8inches) making it often dry with only moderate showers. There are only 12.1 days with some rainfall so you can still enjoy the beach on the many clear days. Sea temperatures are a very warm 29°C (84°F). July is an excellent month for swimming in Sumatra with very comfortable temperatures for bathing all day.

More about the July temperatures and sunshine.

Is Sumatra warm in July?

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

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

The average temperature in Sumatra in July is 27°C (81°F). The average temperature is 28°C (82°F) in the previous month and 27°C (81°F) in the next month.

More info about the July temperatures and sunshine.

How sunny is Sumatra in July?

The average day light hours per day in Sumatra in July are 12. The sunshine percentage is 75% making it sunny and pleasant most of the time. The hours of sunshine per day are 9.0hrs making the days long and bright.

More about July sunshine.

Temperature in Sumatra in July

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

The average temperature in Sumatra in July is 27°C (81°F). The average temperature is 28°C (82°F) in the previous month and 27°C (81°F) in the next month.

The average minimum temperature in Sumatra in July is 23°C (73°F). The minimum temperature is 23°C (74°F) in the previous month and 23°C (73°F) in the next month.

Sunshine in Sumatra in July

During July the average day light hours are 12 per day in Sumatra. The sunshine percentage is 75% making it sunny and pleasant most of the time. The hours of sunshine per day are 9.0hrs making the days long and bright.

The ultraviolet index in Sumatra in July is typically 11.7 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 Sumatra in July

The average sea water temperature in Sumatra in July is 28.9°C (84.0°F) which is very warm and ideal for relaxing and swimming for the whole day.

Rainfall in Sumatra in July

The average total rainfall in Sumatra in July is 12.3cm (4.8inches) and on average there are 12.1 rainy days in July making it a pretty wet time to visit the beach.

Humidity in Sumatra in July

The maximum dew point (an indicator of humidity) in Sumatra in July is 24°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 25°C (77°F) in the previous month and 24°C (24°F) in the next month.

The average maximum relative humidity in Sumatra in July is typically 94.6%. The maximum relative humidity is 95.9% in the previous month and 92.7% in the next month.

The average relative humidity in Sumatra in July is typically 80.8%. The average relative humidity is 83% in the previous month and 75.1% in the next month.

Wind Speed in Sumatra in July

The average maximum wind speed in Sumatra in July is typically 26KM/H (16MPH). The average maximum wind speed is 25KM/H (16MPH) in the previous month and 25KM/H (16MPH) in the next month.

The average wind speed in Sumatra in July is typically 7KM/H (4MPH). The average wind speed is 6KM/H (4MPH) in the previous month and 9KM/H (5MPH) in the next month.

The average wind direction in Sumatra in July is from the North.

Monthly Averages

Suggested Beaches in July

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