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Pontianak's climate is
equatorial, hot, humid and rainy all year round, although the rains are more frequent and abundant from October to December and less frequent from June to August.
The city is located in Indonesia, on the west coast of Borneo, in the province of West Kalimantan, in the delta of the Kaupas River.
Being at the equator, Pontianak is not affected by tropical cyclones.
Pontianak - Climate data
In Pontianak, the
average temperature of the coldest month (December) is of 27.4 °C (81.3 °F), that of the warmest month (May) is of 28.4 °C (83.1 °F). Here are the average temperatures.
Pontianak - Average temperatures (1991-2020) | Month | Min (°C) | Max (°C) | Mean (°C) | Min (°F) | Max (°F) | Mean (°F) |
|---|
| January | 23 | 32 | 27.5 | 74 | 89 | 81.5 |
|---|
| February | 23 | 32 | 27.7 | 74 | 90 | 81.8 |
|---|
| March | 23 | 33 | 28 | 74 | 91 | 82.4 |
|---|
| April | 24 | 33 | 28.2 | 74 | 91 | 82.7 |
|---|
| May | 24 | 33 | 28.4 | 75 | 91 | 83.1 |
|---|
| June | 24 | 33 | 28.2 | 74 | 91 | 82.8 |
|---|
| July | 23 | 32 | 27.8 | 74 | 90 | 82 |
|---|
| August | 23 | 33 | 28 | 74 | 91 | 82.3 |
|---|
| September | 23 | 32 | 27.8 | 74 | 90 | 82.1 |
|---|
| October | 23 | 32 | 27.8 | 74 | 90 | 82 |
|---|
| November | 23 | 32 | 27.6 | 74 | 89 | 81.7 |
|---|
| December | 23 | 32 | 27.4 | 74 | 89 | 81.3 |
|---|
| Year | 23.3 | 32.4 | 27.8 | 74 | 90.3 | 82 |
|---|
In Pontianak,
precipitation amounts to 2895 millimeters (114 inches) per year: it is therefore very abundant. It ranges from 150 mm (5.9 in) in the driest months (July, August) to 395 mm (15.6 in) in the wettest one (November). Here is the average precipitation.
Pontianak - Average precipitation| Month | Millimeters | Inches | Days |
|---|
| January | 265 | 10.4 | 18 |
|---|
| February | 185 | 7.3 | 15 |
|---|
| March | 205 | 8.1 | 17 |
|---|
| April | 265 | 10.4 | 20 |
|---|
| May | 230 | 9.1 | 18 |
|---|
| June | 175 | 6.9 | 14 |
|---|
| July | 150 | 5.9 | 13 |
|---|
| August | 150 | 5.9 | 13 |
|---|
| September | 195 | 7.7 | 16 |
|---|
| October | 315 | 12.4 | 20 |
|---|
| November | 395 | 15.6 | 21 |
|---|
| December | 375 | 14.8 | 20 |
|---|
| Year | 2895 | 114 | 205 |
|---|
At Pontianak, the
sea temperature ranges from 28.5 °C (83 °F) in January, February, September to 30 °C (86 °F) in May, June. Here are the average sea temperatures.
Pontianak - Sea temperature| Month | Celsius (°C) | Fahrenheit (°F) |
|---|
January | 28.5 | 83 | February | 28.5 | 83 | March | 29 | 84 | April | 29.5 | 85 | May | 30 | 86 | June | 30 | 86 | July | 29.5 | 85 | August | 29 | 84 | September | 28.5 | 84 | October | 29 | 85 | November | 29.5 | 85 | December | 29 | 84 | Year | 29.2 | 84.5 |
In Pontianak, there are on average around 2190
sunshine hours per year. Here are the average hours of sunshine per day.
Pontianak - Sunshine hours| Month | Average | Total |
|---|
January | 5 | 155 | February | 7 | 200 | March | 6 | 185 | April | 6 | 180 | May | 6 | 185 | June | 7 | 210 | July | 7 | 215 | August | 6 | 185 | September | 5 | 150 | October | 5 | 155 | November | 6 | 180 | December | 6 | 185 | Year | 6 | 2190 |
Pontianak - Weather by month
Based on the period 1991-2020
In
January, the weather in Pontianak is usually warm to hot and muggy. The average temperature is of 27.5 °C (81 °F), with a minimum of 23.2 °C (73.7 °F) and a maximum of 31.8 °C (89.2 °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 °C (93.5 °F).
Precipitation amounts to 265 mm (10.4 in), distributed over 18 days.
The day lasts on average 12 hours and 5 minutes.
There are on average 5 hours of sunshine per day. So, the sun shines 41% of the time.
The average humidity is 84%. Hence, the air is normally humid.
The average wind speed is 4 kph (3 mph).
The average sea temperature is of 28.5 °C (83.5 °F). Therefore, the sea is pleasantly warm and allows long swims.
In
February, the weather in Pontianak is usually very hot and muggy. The average temperature is of 27.7 °C (82 °F), with a minimum of 23.2 °C (73.8 °F) and a maximum of 32.1 °C (89.9 °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 °C (93.5 °F).
Precipitation amounts to 185 mm (7.3 in), distributed over 15 days.
The day lasts on average 12 hours and 5 minutes.
There are on average 7 hours of sunshine per day. So, the sun shines 58% 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 28.5 °C (83 °F). Therefore, the sea is pleasantly warm and allows long swims.
In
March, the weather in Pontianak is usually very hot and muggy. The average temperature is of 28.0 °C (82 °F), with a minimum of 23.3 °C (74 °F) and a maximum of 32.7 °C (90.8 °F).
On the coldest nights, the temperature usually drops to around 21.5 °C (70.5 °F).
On the warmest days, the temperature usually reaches around 35 °C (94.5 °F).
Precipitation amounts to 205 mm (8.1 in), distributed over 17 days.
The day lasts on average 12 hours and 5 minutes.
There are on average 6 hours of sunshine per day. So, the sun shines 50% of the time.
The average humidity is 83%. Hence, the air is normally humid.
The average wind speed is 4 kph (2 mph).
The average sea temperature is of 29 °C (84 °F). Therefore, the sea is pleasantly warm and allows long swims.
In
April, the weather in Pontianak is usually very hot and muggy. The average temperature is of 28.2 °C (83 °F), with a minimum of 23.6 °C (74.5 °F) and a maximum of 32.8 °C (91 °F).
On the coldest nights, the temperature usually drops to around 22 °C (72 °F).
On the warmest days, the temperature usually reaches around 35 °C (95 °F).
Precipitation amounts to 265 mm (10.4 in), distributed over 20 days.
The day lasts on average 12 hours and 5 minutes.
There are on average 6 hours of sunshine per day. So, the sun shines 50% of the time.
The average humidity is 84%. Hence, the air is normally humid.
The average wind speed is 4 kph (2 mph).
The average sea temperature is of 29.5 °C (85.5 °F). Therefore, the sea is pleasantly warm and allows long swims.
In
May, the hottest month of the year, the weather in Pontianak is usually very hot and muggy. The average temperature is of 28.4 °C (83 °F), with a minimum of 23.8 °C (74.8 °F) and a maximum of 33 °C (91.3 °F).
On the coldest nights, the temperature usually drops to around 21.5 °C (70.5 °F).
On the warmest days, the temperature usually reaches around 35 °C (95 °F).
Precipitation amounts to 230 mm (9.1 in), distributed over 18 days.
The day lasts on average 12 hours and 5 minutes.
There are on average 6 hours of sunshine per day. So, the sun shines 50% of the time.
The average humidity is 83%. Hence, the air is normally humid.
The average wind speed is 4 kph (2 mph).
The average sea temperature is of 30 °C (86 °F). Therefore, the sea is pleasantly warm and allows long swims.
In
June, the weather in Pontianak is usually very hot and muggy. The average temperature is of 28.2 °C (83 °F), with a minimum of 23.5 °C (74.4 °F) and a maximum of 32.9 °C (91.2 °F).
On the coldest nights, the temperature usually drops to around 22 °C (72 °F).
On the warmest days, the temperature usually reaches around 34.5 °C (94.5 °F).
Precipitation amounts to 175 mm (6.9 in), distributed over 14 days.
The day lasts on average 12 hours and 5 minutes.
There are on average 7 hours of sunshine per day. So, the sun shines 58% of the time.
The average humidity is 81%. Hence, the air is normally humid.
The average wind speed is 4 kph (2 mph).
The average sea temperature is of 30 °C (85.5 °F). Therefore, the sea is pleasantly warm and allows long swims.
In
July, the weather in Pontianak is usually very hot and muggy. The average temperature is of 27.8 °C (82 °F), with a minimum of 23.1 °C (73.5 °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 °C (70 °F).
On the warmest days of the month, the temperature usually reaches around 34.5 °C (94 °F).
Precipitation amounts to 150 mm (5.9 in), distributed over 13 days.
The day lasts on average 12 hours and 5 minutes.
There are on average 7 hours of sunshine per day. So, the sun shines 58% of the time.
The average humidity is 81%. Hence, the air is normally humid.
The average wind speed is 4 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.
In
August, the weather in Pontianak is usually very hot and muggy. The average temperature is of 28.0 °C (82 °F), with a minimum of 23.2 °C (73.8 °F) and a maximum of 32.7 °C (90.9 °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 150 mm (5.9 in), distributed over 13 days.
The day lasts on average 12 hours and 5 minutes.
There are on average 6 hours of sunshine per day. So, the sun shines 50% of the time.
The average humidity is 80%. 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.
In
September, the weather in Pontianak is usually very hot and muggy. The average temperature is of 27.8 °C (82 °F), with a minimum of 23.3 °C (73.9 °F) and a maximum of 32.4 °C (90.4 °F).
On the coldest nights, the temperature usually drops to around 21.5 °C (71 °F).
On the warmest days, the temperature usually reaches around 35 °C (94.5 °F).
Precipitation amounts to 195 mm (7.7 in), distributed over 16 days.
The day lasts on average 12 hours and 5 minutes.
There are on average 5 hours of sunshine per day. So, the sun shines 41% of the time.
The average humidity is 82%. Hence, the air is normally humid.
The average wind speed is 4 kph (3 mph).
The average sea temperature is of 28.5 °C (83.5 °F). Therefore, the sea is pleasantly warm and allows long swims.
In
October, the weather in Pontianak is usually very hot and muggy. The average temperature is of 27.8 °C (82 °F), with a minimum of 23.3 °C (74 °F) and a maximum of 32.2 °C (90 °F).
On the coldest nights, the temperature usually drops to around 22 °C (71.5 °F).
On the warmest days, the temperature usually reaches around 34.5 °C (94 °F).
Precipitation amounts to 315 mm (12.4 in), distributed over 20 days.
The day lasts on average 12 hours and 5 minutes.
There are on average 5 hours of sunshine per day. So, the sun shines 41% of the time.
The average humidity is 85%. Hence, the air is normally humid.
The average wind speed is 4 kph (2 mph).
The average sea temperature is of 29 °C (84.5 °F). Therefore, the sea is pleasantly warm and allows long swims.
In
November, the weather in Pontianak is usually very hot and muggy. The average temperature is of 27.6 °C (82 °F), with a minimum of 23.4 °C (74.2 °F) and a maximum of 31.8 °C (89.3 °F).
On the coldest nights, the temperature usually drops to around 22 °C (71.5 °F).
On the warmest days, the temperature usually reaches around 34 °C (93 °F).
Precipitation amounts to 395 mm (15.6 in), distributed over 21 days.
The day lasts on average 12 hours and 5 minutes.
There are on average 6 hours of sunshine per day. So, the sun shines 50% of the time.
The average humidity is 86%. Hence, the air is normally humid.
The average wind speed is 4 kph (2 mph).
The average sea temperature is of 29.5 °C (85 °F). Therefore, the sea is pleasantly warm and allows long swims.
In
December, the least warm month of the year, the weather in Pontianak is usually warm to hot and muggy. The average temperature is of 27.4 °C (81 °F), with a minimum of 23.3 °C (73.9 °F) and a maximum of 31.5 °C (88.7 °F).
On the coldest nights of the month, the temperature usually drops to around 22 °C (71.5 °F).
On the warmest days of the month, the temperature usually reaches around 34 °C (93 °F).
Precipitation amounts to 375 mm (14.8 in), distributed over 20 days.
The day lasts on average 12 hours and 5 minutes.
There are on average 6 hours of sunshine per day. So, the sun shines 50% of the time.
The average humidity is 86%. Hence, the air is normally humid.
The average wind speed is 4 kph (3 mph).
The average sea temperature is of 29 °C (84 °F). Therefore, the sea is pleasantly warm and allows long swims.