Weather in Sumatra, Indonesia in June

So you're interested in going to Sumatra, Indonesia in June

June is a hot and rainy time for sunbathing in Sumatra. June is an excellent month for swimming in Sumatra with very warm sea temperatures. Consider visiting Sumatra in the months of February, March, August, September, for the best beach weather. Also consider one of our other suggestions for June.

Temperature in Sumatra in June

The average maximum temperature in Sumatra in June is 32°. The average maximum temperature is 31° in the previous month and 31° in the next month.

The average temperature in Sumatra in June is 28°. The average temperature ranges is 27° in the previous month and 27° in the next month.

The average minimum temperature in Sumatra in June is 23°. The minimum temperature is 23° in the previous month and 23° in the next month.

Sunshine in Sumatra in June

The average day light hours per day in Sumatra in June are 12 and there are 8 hours of sunshine per day on average during June making it a quite sunny month with some cloud cover.

The ultraviolet index in Sumatra in June is typically 11.3 during June. 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 June

The average sea water temperature in Sumatra in June is 29.7° which is very warm and ideal for relaxing and swimming for the whole day.

Rainfall in Sumatra in June

The average total rainfall in Sumatra in June is 24.4cm and on average there are 15.5 rainy days in June making it a wet time to visit the beach.

Humidity in Sumatra in June

The maximum dew point (an indicator of humidity) in Sumatra in June 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 26° in the previous month and 24° in the next month.

The average maximum relative humidity in Sumatra in June is typically 95.9%. The maximum relative humidity is 97% in the previous month and 94.6% in the next month.

The average relative humidity in Sumatra in June is typically 83%. The average relative humidity is 86.6% in the previous month and 80.8% in the next month.

Wind Speed in Sumatra in June

The average maximum wind speed in Sumatra in June is typically 25kmh. The average maximum wind speed is 18kmh in the previous month and 26kmh in the next month.

The average wind speed in Sumatra in June is typically 6kmh. The average wind speed is 4kmh in the previous month and 7kmh in the next month.

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

Monthly Averages

Suggested Beaches in June

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