Monthly weather forecast and climate
Butterworth, Malaysia

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

The perfect water temperature of 28.7°C (83.7°F) makes January a great period for swimming and other water activities in Butterworth, Malaysia. With an average sea temperature of 28.7°C (83.7°F), January is the month with the coldest seawater. 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 »

An excellent water temperature of 29.4°C (84.9°F) makes February in Butterworth, Malaysia, a prime for swimming and other water activities. In Butterworth, Malaysia, in February, the average water temperature is 29.4°C (84.9°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 February »

The ideal sea water temperature of 29.7°C (85.5°F) makes March in Butterworth, Malaysia, the best time for swimming and other water activities. In Butterworth, the average water 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 March »

In April, the average sea temperature in Butterworth, Malaysia, is 30.3°C (86.5°F). Note: The water temperature above 30°C (86°F) is arguably regarded as unpleasant. Weather in April »

With an average sea temperature of 30.5°C (86.9°F), May is the month with the warmest seawater in Butterworth, Malaysia. Note: For swimming, other intense water activities, temperature above 30°C (86°F) is arguably unpleasant, as the water cooling effect is missing. Weather in May »

In Butterworth, Malaysia, the average seawater temperature in June is 30.1°C (86.2°F). Note: For swimming, other intense water activities, temperature above 30°C (86°F) is arguably unpleasant, as the water cooling effect is missing. Weather in June »

In Butterworth, Malaysia, in July, the average water temperature is 30°C (86°F). Note: The water temperature above 30°C (86°F) is arguably regarded as unpleasant. Weather in July »

The ideal sea water temperature of 29.6°C (85.3°F) makes August in Butterworth, Malaysia, the best time for swimming and other water activities. In Butterworth, the average water temperature is 29.6°C (85.3°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 »

An excellent water temperature of 29.5°C (85.1°F) makes September in Butterworth, Malaysia, a prime for swimming and other water activities. In September, the average sea temperature is 29.5°C (85.1°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 perfect water temperature of 29.8°C (85.6°F) makes October a great period for swimming and other water activities in Butterworth, Malaysia. In Butterworth, the average water temperature is 29.8°C (85.6°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 October »

An excellent water temperature of 29.3°C (84.7°F) makes November in Butterworth, Malaysia, a prime for swimming and other water activities. In November, 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 November »

The perfect water temperature of 29°C (84.2°F) makes December a great period for swimming and other water activities in Butterworth, Malaysia. In December, the average sea temperature is 29°C (84.2°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 Butterworth?

With an average sea temperature of 28.7°C (83.7°F), January is the month with the coldest seawater.

What is the month with the shortest days in Butterworth?

January and December, with an average of 11.8h of daylight, are months with the shortest days in Butterworth.

What month is the sea warmest in Butterworth?

With an average sea temperature of 30.5°C (86.9°F), May is the month with the warmest seawater in Butterworth, Malaysia.

When are the longest days in Butterworth?

May through July, with an average of 12.4h of daylight, are months with the longest days in Butterworth.
Average sea temperature - Butterworth, Malaysia

The best month for swimming (with the highest average sea temperature) is May (30.5°C).
The coldest month (with the lowest average sea temperature) is January (28.7°C).

Average daylight - Butterworth, Malaysia

Months with the longest days are May, June and July (Average daylight: 12.4h).
Months with the shortest days are January and December (Average daylight: 11.8h).