Climate - Palembang (Indonesia)

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The climate of Palembang is equatorial, hot, humid and rainy all year round, although the rains are more frequent and abundant from November to April, and less frequent from June to September.
The city is located in the southeast of the island of Sumatra, at 3 degrees south latitude. The Musi River, which runs through the city, flows into the sea about 65 km to the north. A short distance from the coast is the island of Bangka.
June to September is the period of the south-east monsoon, which brings dry air from Australia to the eastern part of the island of Java, while rainfall still occurs here, although less often than in the rest of the year.
Although temperatures are stable, during the day they are slightly higher at the end of the relatively dry season, from August to October, or in November when it doesn't rain. The temperature reached 36.8 °C (98.2 °F) in October 2015 and 36.6 °C (97.9 °F) in November 2019. At night, the temperature almost never drops below 20 °C (68 °F).
Since we are close to the Equator, the length of day and night is very similar throughout the year. The day lasts 11 hours 57 minutes on June 21, and 12 hours 18 minutes on December 21. The sun reaches the zenith at noon around September 30 and March 13.
Being close to the equator, Palembang is not affected by tropical cyclones.

Palembang - Climate data

The average temperature of the coldest month (January) is of 27.1 °C (80.9 °F), that of the warmest month (May) is of 28.4 °C (83.1 °F). Here are the average temperatures.
Precipitation amounts to 2400 millimeters (94.5 inches) per year: it is therefore abundant. It ranges from 85 mm (3.3 in) in the driest month (August) to 310 mm (12.2 in) in the wettest one (December). Here is the average precipitation.
The sea temperature ranges from 28 °C (82 °F) in January, February to 30 °C (86 °F) in April, May, June. Here are the average sea temperatures.
On average, there are around 1680 sunshine hours per year. Here are the average sunshine hours per day.

Palembang - Weather by month

Based on the period 1991-2020

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In January, the coldest month of the year, the weather in Palembang is usually warm to hot. The average temperature is of 27.1 °C (81 °F), with a minimum of 23.3 °C (73.9 °F) and a maximum of 31 °C (87.8 °F).
On the coldest nights of the month, the temperature usually drops to around 21.5 °C (70.5 °F).
On the warmest days of the month, the temperature usually reaches around 33.5 °C (92 °F).
Precipitation amounts to 230 mm (9.1 in), distributed over 16 days.
The day lasts on average 12 hours and 20 minutes.
There are on average 5.5 sunshine hours per day. So, the sun shines 44% of the time.
The average humidity is 84%. Hence, the air is normally humid.
The average wind speed is 7 kph (4 mph).
The average sea temperature is of 28 °C (83 °F). Therefore, the sea is pleasantly warm and allows long swims.

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In February, the weather in Palembang is usually warm to hot. The average temperature is of 27.4 °C (81 °F), with a minimum of 23.3 °C (73.9 °F) and a maximum of 31.4 °C (88.6 °F).
On the coldest nights of the month, the temperature usually drops to around 21.5 °C (71 °F).
On the warmest days of the month, the temperature usually reaches around 33.5 °C (92.5 °F).
Precipitation amounts to 235 mm (9.3 in), distributed over 12 days.
The day lasts on average 12 hours and 10 minutes.
There are on average 4 sunshine hours per day. So, the sun shines 35% of the time.
The average humidity is 83%. Hence, the air is normally humid.
The average wind speed is 7 kph (4 mph).
The average sea temperature is of 28 °C (83 °F). Therefore, the sea is pleasantly warm and allows long swims.

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In March, the weather in Palembang is usually very hot. The average temperature is of 27.7 °C (82 °F), with a minimum of 23.3 °C (73.9 °F) and a maximum of 32 °C (89.7 °F).
On the coldest nights of the month, the temperature usually drops to around 21.5 °C (71 °F).
On the warmest days of the month, the temperature usually reaches around 34 °C (93.5 °F).
Precipitation amounts to 295 mm (11.6 in), distributed over 15 days.
The day lasts on average 12 hours and 5 minutes.
There are on average 4 sunshine hours per day. So, the sun shines 35% of the time.
The average humidity is 83%. Hence, the air is normally humid.
The average wind speed is 5 kph (3 mph).
The average sea temperature is of 29 °C (84 °F). Therefore, the sea is pleasantly warm and allows long swims.

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In April, the weather in Palembang is usually very hot. The average temperature is of 28.0 °C (82 °F), with a minimum of 23.6 °C (74.4 °F) and a maximum of 32.5 °C (90.5 °F).
On the coldest nights of the month, the temperature usually drops to around 21.5 °C (70.5 °F).
On the warmest days of the month, the temperature usually reaches around 34.5 °C (94 °F).
Precipitation amounts to 265 mm (10.4 in), distributed over 17 days.
The day lasts on average 12 hours and 0 minutes.
There are on average 5 sunshine hours per day. So, the sun shines 42% of the time.
The average humidity is 83%. Hence, the air is normally humid.
The average wind speed is 4 kph (3 mph).
The average sea temperature is of 30 °C (85.5 °F). Therefore, the sea is pleasantly warm and allows long swims.

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In May, the warmest month of the year, the weather in Palembang is usually very hot. The average temperature is of 28.4 °C (83 °F), with a minimum of 24.1 °C (75.3 °F) and a maximum of 32.7 °C (90.8 °F).
On the coldest nights of the month, the temperature usually drops to around 21.5 °C (71 °F).
On the warmest days of the month, the temperature usually reaches around 35 °C (95 °F).
Precipitation amounts to 195 mm (7.7 in), distributed over 16 days.
The day lasts on average 12 hours and 0 minutes.
There are on average 5.5 sunshine hours per day. So, the sun shines 47% of the time.
The average humidity is 81%. Hence, the air is normally humid.
The average wind speed is 5 kph (3 mph).
The average sea temperature is of 30 °C (86.5 °F). Therefore, the sea is pleasantly warm and allows long swims.

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In June, the weather in Palembang is usually very hot. The average temperature is of 27.9 °C (82 °F), with a minimum of 23.5 °C (74.4 °F) and a maximum of 32.3 °C (90.1 °F).
On the coldest nights of the month, the temperature usually drops to around 21 °C (70 °F).
On the warmest days of the month, the temperature usually reaches around 34 °C (93 °F).
Precipitation amounts to 100 mm (3.9 in), distributed over 13 days.
The day lasts on average 12 hours and 0 minutes.
There are on average 4 sunshine hours per day. So, the sun shines 35% of the time.
The average humidity is 80%. Hence, the air is normally humid.
The average wind speed is 6 kph (4 mph).
The average sea temperature is of 30 °C (86 °F). Therefore, the sea is pleasantly warm and allows long swims.

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In July, the weather in Palembang is usually very hot. The average temperature is of 27.7 °C (82 °F), with a minimum of 23.2 °C (73.7 °F) and a maximum of 32.2 °C (89.9 °F).
On the coldest nights of the month, the temperature usually drops to around 21.5 °C (71 °F).
On the warmest days of the month, the temperature usually reaches around 34 °C (93.5 °F).
Precipitation amounts to 100 mm (3.9 in), distributed over 12 days.
The day lasts on average 12 hours and 0 minutes.
There are on average 4 sunshine hours per day. So, the sun shines 35% of the time.
The average humidity is 79%. Hence, the air is normally humid.
The average wind speed is 7 kph (4 mph).
The average sea temperature is of 29.5 °C (85 °F). Therefore, the sea is pleasantly warm and allows long swims.

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In August, the weather in Palembang is usually very hot. The average temperature is of 27.9 °C (82 °F), with a minimum of 23 °C (73.3 °F) and a maximum of 32.8 °C (91 °F).
On the coldest nights of the month, the temperature usually drops to around 21.5 °C (70.5 °F).
On the warmest days of the month, the temperature usually reaches around 34.5 °C (94.5 °F).
Precipitation amounts to 85 mm (3.3 in), distributed over 11 days.
The day lasts on average 12 hours and 0 minutes.
There are on average 5 sunshine hours per day. So, the sun shines 40% of the time.
The average humidity is 75%. Hence, the air is normally humid.
The average wind speed is 8 kph (5 mph).
The average sea temperature is of 29 °C (84.5 °F). Therefore, the sea is pleasantly warm and allows long swims.

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In September, the weather in Palembang is usually very hot. The average temperature is of 28.1 °C (83 °F), with a minimum of 22.9 °C (73.2 °F) and a maximum of 33.2 °C (91.8 °F).
On the coldest nights of the month, the temperature usually drops to around 21 °C (69.5 °F).
On the warmest days of the month, the temperature usually reaches around 35 °C (95.5 °F).
Precipitation amounts to 120 mm (4.7 in), distributed over 12 days.
The day lasts on average 12 hours and 5 minutes.
There are on average 4 sunshine hours per day. So, the sun shines 33% of the time.
The average humidity is 74%. Hence, the air is normally humid.
The average wind speed is 8 kph (5 mph).
The average sea temperature is of 29 °C (84.5 °F). Therefore, the sea is pleasantly warm and allows long swims.

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In October, the weather in Palembang is usually very hot. The average temperature is of 28.1 °C (83 °F), with a minimum of 23.2 °C (73.7 °F) and a maximum of 33 °C (91.5 °F).
On the coldest nights of the month, the temperature usually drops to around 21.5 °C (71 °F).
On the warmest days of the month, the temperature usually reaches around 35 °C (95 °F).
Precipitation amounts to 185 mm (7.3 in), distributed over 16 days.
The day lasts on average 12 hours and 10 minutes.
There are on average 5 sunshine hours per day. So, the sun shines 42% of the time.
The average humidity is 77%. Hence, the air is normally humid.
The average wind speed is 6 kph (3 mph).
The average sea temperature is of 29.5 °C (84.5 °F). Therefore, the sea is pleasantly warm and allows long swims.

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In November, the weather in Palembang is usually very hot. The average temperature is of 27.9 °C (82 °F), with a minimum of 23.4 °C (74.1 °F) and a maximum of 32.3 °C (90.2 °F).
On the coldest nights of the month, the temperature usually drops to around 21.5 °C (71 °F).
On the warmest days of the month, the temperature usually reaches around 34.5 °C (94 °F).
Precipitation amounts to 280 mm (11 in), distributed over 20 days.
The day lasts on average 12 hours and 20 minutes.
There are on average 4.5 sunshine hours per day. So, the sun shines 36% of the time.
The average humidity is 81%. Hence, the air is normally humid.
The average wind speed is 5 kph (3 mph).
The average sea temperature is of 29.5 °C (85 °F). Therefore, the sea is pleasantly warm and allows long swims.

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In December, the weather in Palembang is usually warm to hot. The average temperature is of 27.3 °C (81 °F), with a minimum of 23.3 °C (73.9 °F) and a maximum of 31.3 °C (88.3 °F).
On the coldest nights of the month, the temperature usually drops to around 21.5 °C (70.5 °F).
On the warmest days of the month, the temperature usually reaches around 33.5 °C (92.5 °F).
Precipitation amounts to 310 mm (12.2 in), distributed over 20 days.
The day lasts on average 12 hours and 20 minutes.
There are on average 4 sunshine hours per day. So, the sun shines 31% of the time.
The average humidity is 84%. Hence, the air is normally humid.
The average wind speed is 6 kph (4 mph).
The average sea temperature is of 29 °C (84 °F). Therefore, the sea is pleasantly warm and allows long swims.