Semarang
Indonesia
Long-term weather forecast
Long-term weather forecast

Monthly weather forecast and climate
Semarang, Indonesia

The best months for a swim in Semarang, Indonesia, are July through September, with a perfect temperature - varying between 25°C (77°F) and 29°C (84.2°F), and scarce rainfall.
January, the same as December, is a moderately hot summer month in Semarang, Indonesia, with temperature in the range of an average high of 29°C (84.2°F) and an average low of 25°C (77°F). The coldest months are January and February, with an average high-temperature of 29°C (84.2°F). Weather in January »

The last month of the summer, February, is also a moderately hot month in Semarang, Indonesia, with average temperature ranging between min 25°C (77°F) and max 29°C (84.2°F). The coldest months are January and February, with an average high-temperature of 29°C (84.2°F). In Semarang, it is raining for 17 days, with typically 360mm (14.2") of accumulated precipitation. Weather in February »

March, the first month of the autumn, in Semarang, is a tropical month, with average temperature fluctuating between 25°C (77°F) and 30°C (86°F). In Semarang, the average high-temperature in March is almost the same as in February - a tropical 30°C (86°F). Weather in March »

April, like March, is another tropical autumn month in Semarang, Indonesia, with temperature in the range of an average high of 31°C (87.8°F) and an average low of 26°C (78.8°F). In Semarang, the average high-temperature in April is practically the same as in March - a still hot 31°C (87.8°F). Weather in April »

The last month of the autumn, May, is another tropical month in Semarang, Indonesia, with average temperature fluctuating between 32°C (89.6°F) and 26°C (78.8°F). The warmest months are May through October, with an average high-temperature of 32°C (89.6°F). In Semarang, during May, the rain falls for 10 days and regularly aggregates up to 160mm (6.3") of precipitation. Weather in May »

June, the first month of the winter, in Semarang, is also a hot month, with average temperature ranging between max 32°C (89.6°F) and min 25°C (77°F). The warmest months are May through October, with an average high-temperature of 32°C (89.6°F). In Semarang, in June, it is raining for 8 days, with typically 80mm (3.1") of accumulated precipitation. Weather in June »

July, like June, is another hot winter month in Semarang, Indonesia, with temperature in the range of an average low of 24°C (75.2°F) and an average high of 32°C (89.6°F). The ideal sea water temperature of 28.7°C (83.7°F) and only 4 rainfall days, with 80mm (3.1") of accumulated rainfall, make July the best time for swimming and other water activities. Weather in July »

The last month of the winter, August, is also a hot month in Semarang, Indonesia, with average temperature varying between 32°C (89.6°F) and 24°C (75.2°F). The ideal sea water temperature of 28°C (82.4°F) and only 4 rainfall days, with 60mm (2.4") of accumulated rainfall, make August the best time for swimming and other water activities. Weather in August »

September, the first month of the spring, in Semarang, is still a tropical month, with average temperature ranging between min 25°C (77°F) and max 32°C (89.6°F). The ideal sea water temperature of 28.6°C (83.5°F) and only 4 rainfall days, with 100mm (3.9") of accumulated rainfall, make September the best time for swimming and other water activities. Weather in September »

October, like September, is a hot spring month in Semarang, Indonesia, with average temperature fluctuating between 32°C (89.6°F) and 26°C (78.8°F). May through October, with an average high-temperature of 32°C (89.6°F), are the warmest months. Weather in October »

The last month of the spring, November, is another tropical month in Semarang, Indonesia, with average temperature fluctuating between 26°C (78.8°F) and 31°C (87.8°F). In November, the average high-temperature is practically the same as in October - a still hot 31°C (87.8°F). Weather in November »

December, the first month of the summer, in Semarang, is still a hot month, with average temperature varying between 25°C (77°F) and 30°C (86°F). In Semarang, Indonesia, the average high-temperature is relatively the same as in November - a still hot 30°C (86°F). Weather in December »

What is the coldest month in Semarang?

January and February, with an average high-temperature of 29°C (84.2°F), are the coldest months.

How much does it rain in Semarang?

Throughout the year, in Semarang, Indonesia, there are 135 rainfall days, and 2530mm (99.6") of precipitation is accumulated.

What is the wettest month in Semarang?

The month with the most rainfall in Semarang, Indonesia, is January when the rain falls for 19 days and typically aggregates up to 430mm (16.9") of precipitation.

When are the longest days in Semarang?

Months with the longest days are January and December, with an average of 12.5h of daylight.

What is the month with the least sunshine in Semarang?

With an average of 5h of sunshine, January has the least sunshine of the year in Semarang.

What is the month with the highest UV index in Semarang?

Months with the highest UV index in Semarang, Indonesia, are January through April, August through December, with an average maximum UV index of 12.

What is the warmest month in Semarang?

May through October, with an average high-temperature of 32°C (89.6°F), are warmest months.

What is the month with the shortest days in Semarang?

June has the shortest days of the year in Semarang, Indonesia, with an average of 11.7h of daylight.

What is the month with the lowest UV index in Semarang?

June and July, with an average maximum UV index of 10, are months with the lowest UV index.

What are the months with the most sunshine in Semarang?

Months with the most sunshine in Semarang are July through September, with an average of 10h of sunshine.

What is the driest month in Semarang?

The month with the least rainfall in Semarang is August when the rain falls for 4 days and typically collects 60mm (2.4") of precipitation.

What is the month with the coldest sea water in Semarang?

August is the month with the coldest seawater in Semarang, with an average sea temperature of 28°C (82.4°F).

When is the sea warmest in Semarang?

The month with the warmest seawater is December, with an average sea temperature of 30.3°C (86.5°F).
Average temperature - Semarang, Indonesia

Warmest months (with the highest average high temperature) are May, June, July, August, September and October (32°C).
Months with the lowest average high temperature are January and February (29°C).

Months with the highest average low temperature are April, May, October and November (26°C).
Coldest months (with the lowest average low temperature) are July and August (24°C).

Average rainfall - Semarang, Indonesia
Average rainfall days - Semarang, Indonesia

The month with the highest number of rainy days is January (19 days).
Months with the lowest number of rainy days are July, August and September (4 days).

Average sea temperature - Semarang, Indonesia

The best month for swimming (with the highest average sea temperature) is December (30.3°C).
The coldest month (with the lowest average sea temperature) is August (28°C).

Average daylight / Average sunshine - Semarang, Indonesia

Months with the longest days are January and December (Average daylight: 12.5h).
The month with shortest days is June (Average daylight: 11.7h).

Months with most sunshine are July, August and September (Average sunshine: 10h).
The month with least sunshine is January (Average sunshine: 5h).

Average UV index - Semarang, Indonesia

Months with the highest UV index are January, February, March, April, August, September, October, November and December (UV index 12).
Months with the lowest UV index are June and July (UV index 10).