Belawan
Indonesia
Long-term weather forecast
Long-term weather forecast

Monthly weather forecast and climate
Belawan, Indonesia

The best months for a swim in Belawan, Indonesia, are January through April, August through December, with a perfect temperature - varying between 25°C (77°F) and 29°C (84.2°F), and scarce rainfall.

The ideal sea water temperature of 28.8°C (83.8°F) make January the best time for swimming and other water activities in Belawan, Indonesia. January is the month with the coldest seawater, with an average sea temperature of 28.8°C (83.8°F). Note: For swimming, diving, and other water activities, temperatures between 25°C (77°F) and 29°C (84.2°F) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable. Weather in January »

The ideal sea water temperature of 29.3°C (84.7°F) make February the best time for swimming and other water activities in Belawan, Indonesia. In February, the average sea temperature is 29.3°C (84.7°F). Note: Water temperature between 25°C (77°F) and 29°C (84.2°F) is regarded as very warm and enjoyable by all. Weather in February »

The ideal sea water temperature of 29.5°C (85.1°F) make March the best time for swimming and other water activities in Belawan, Indonesia. In March, the average sea temperature is 29.5°C (85.1°F). Note: Water temperature between 25°C (77°F) and 29°C (84.2°F) is regarded as very warm and enjoyable by all. Weather in March »

The ideal sea water temperature of 29.9°C (85.8°F) make April the best time for swimming and other water activities in Belawan, Indonesia. In Belawan, Indonesia, the average seawater temperature is 29.9°C (85.8°F). Note: For any water activity, surface water temperatures between 25°C (77°F) and 29°C (84.2°F) are considered as excellent and extremely pleasant for lengthened periods. Weather in April »

With an average sea temperature of 30.2°C (86.4°F), May is the month with the warmest seawater in Belawan, Indonesia. Note: The surface water temperatures above 30°C (86°F) are arguably considered as unpleasant for swimming, and any intense water activity, as the refreshing effect of water is missing. Weather in May »

In June, the average sea temperature in Belawan, Indonesia, is 30°C (86°F). Note: The water temperature above 30°C (86°F) is arguably regarded as unpleasant. Weather in June »

In Belawan, Indonesia, in July, the average water temperature is 30°C (86°F). Note: The surface water temperatures above 30°C (86°F) are arguably considered as unpleasant for swimming, and any intense water activity, as the refreshing effect of water is missing. Weather in July »

The ideal sea water temperature of 29.7°C (85.5°F) make August the best time for swimming and other water activities in Belawan, Indonesia. In August, the average sea temperature is 29.7°C (85.5°F). Note: Water temperature between 25°C (77°F) and 29°C (84.2°F) is regarded as very warm and enjoyable by all. Weather in August »

The ideal sea water temperature of 29.6°C (85.3°F) make September the best time for swimming and other water activities in Belawan, Indonesia. In Belawan, Indonesia, the average water temperature is 29.6°C (85.3°F). Note: For swimming, diving, and other water activities, temperatures between 25°C (77°F) and 29°C (84.2°F) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable. Weather in September »

The ideal sea water temperature of 29.8°C (85.6°F) make October the best time for swimming and other water activities in Belawan, Indonesia. In Belawan, in October, the average water temperature is 29.8°C (85.6°F). Note: Water temperature between 25°C (77°F) and 29°C (84.2°F) is regarded as very warm and enjoyable by all. Weather in October »

The ideal sea water temperature of 29.3°C (84.7°F) make November the best time for swimming and other water activities in Belawan, Indonesia. In Belawan, the average seawater temperature is 29.3°C (84.7°F). Note: For any water activity, surface water temperatures between 25°C (77°F) and 29°C (84.2°F) are considered as excellent and extremely pleasant for lengthened periods. Weather in November »

The ideal sea water temperature of 29.1°C (84.4°F) make December the best time for swimming and other water activities in Belawan, Indonesia. In December, the average sea temperature is 29.1°C (84.4°F). Note: For any water activity, surface water temperatures between 25°C (77°F) and 29°C (84.2°F) are considered as excellent and extremely pleasant for lengthened periods. Weather in December »

When is the sea coldest in Belawan?

January is the month with the coldest seawater in Belawan, Indonesia, with an average sea temperature of 28.8°C (83.8°F).

What is the month with the shortest days in Belawan?

January and December, with an average of 11.9h of daylight, are months with the shortest days in Belawan, Indonesia.

What is the month with the warmest sea water in Belawan?

With an average sea temperature of 30.2°C (86.4°F), May is the month with the warmest seawater in Belawan, Indonesia.

When are the longest days in Belawan?

Months with the longest days are May through July, with an average of 12.3h of daylight.
Average sea temperature - Belawan, Indonesia

The best month for swimming (with the highest average sea temperature) is May (30.2°C).
The coldest month (with the lowest average sea temperature) is January (28.8°C).

Average daylight - Belawan, Indonesia

Months with the longest days are May, June and July (Average daylight: 12.3h).
Months with shortest days are January and December (Average daylight: 11.9h).