Climate - Yamdena (Indonesia)

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The climate of Yamdena is tropical, hot all year round, with a dry season from July to October and a rainy season from December to May.
The island is located in the southeast of Indonesia and belongs to the Tanimbar Islands, which in turn are part of the Moluccas (Maluku). The main center is Saumlaki. We are about 7 degrees south latitude.
Temperatures are slightly lower in the Southern Hemisphere winter (June to August), when the southeast monsoon prevails and temperatures can occasionally drop down to 16/17 °C (61/63 °F), and slightly higher before the rainy season (in October and November).
In the warm period of the southern hemisphere (between November and May, but with a greater probability between December and mid-April), the Tanimbar Islands can be affected by tropical cyclones, although most cyclones pass further south, over Australia.

Yamdena - Climate data

The average temperature of the coldest month (August) is of 26.1 °C (79.1 °F), that of the warmest month (November) is of 28.7 °C (83.6 °F). Here are the average temperatures.
Precipitation amounts to 1650 millimeters (65 inches) per year: it is therefore abundant. It ranges from 3 mm (0.1 in) in the driest month (September) to 280 mm (11 in) in the wettest one (February). Here is the average precipitation.
The sea temperature ranges from 27 °C (81 °F) in July, August to 30 °C (86 °F) in November, December. Here are the average sea temperatures.
On average, there are around 2910 sunshine hours per year. Here are the average sunshine hours per day.

Yamdena - Weather by month

Based on the period 1991-2020

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In January, the weather in Yamdena is usually very hot. The average temperature is of 28.4 °C (83 °F), with a minimum of 24.9 °C (76.8 °F) and a maximum of 31.9 °C (89.5 °F).
On the coldest nights of the month, the temperature usually drops to around 22.5 °C (72.5 °F).
On the warmest days of the month, the temperature usually reaches around 34 °C (93.5 °F).
Precipitation amounts to 270 mm (10.6 in), distributed over 22 days.
The day lasts on average 12 hours and 30 minutes.
There are on average 5 sunshine hours per day. So, the sun shines 41% of the time.
The average humidity is 83%. Hence, the air is normally humid.
The average wind speed is 10 kph (7 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 February, the weather in Yamdena is usually very hot. The average temperature is of 28.2 °C (83 °F), with a minimum of 24.7 °C (76.4 °F) and a maximum of 31.7 °C (89 °F).
On the coldest nights of the month, the temperature usually drops to around 22.5 °C (72.5 °F).
On the warmest days of the month, the temperature usually reaches around 34 °C (93 °F).
Precipitation amounts to 280 mm (11 in), distributed over 20 days.
The day lasts on average 12 hours and 25 minutes.
There are on average 6.5 sunshine hours per day. So, the sun shines 52% of the time.
The average humidity is 84%. Hence, the air is normally humid.
The average wind speed is 11 kph (7 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 March, the weather in Yamdena is usually very hot. The average temperature is of 28.2 °C (83 °F), with a minimum of 24.6 °C (76.2 °F) and a maximum of 31.8 °C (89.2 °F).
On the coldest nights of the month, the temperature usually drops to around 22 °C (71 °F).
On the warmest days of the month, the temperature usually reaches around 34 °C (93.5 °F).
Precipitation amounts to 240 mm (9.4 in), distributed over 19 days.
The day lasts on average 12 hours and 5 minutes.
There are on average 7 sunshine hours 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 9 kph (5 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 April, the weather in Yamdena is usually very hot. The average temperature is of 27.9 °C (82 °F), with a minimum of 24.5 °C (76.2 °F) and a maximum of 31.2 °C (88.2 °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 33 °C (91.5 °F).
Precipitation amounts to 145 mm (5.7 in), distributed over 13 days.
The day lasts on average 11 hours and 55 minutes.
There are on average 7.5 sunshine hours per day. So, the sun shines 63% of the time.
The average humidity is 82%. Hence, the air is normally humid.
The average wind speed is 9 kph (5 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 May, the weather in Yamdena is usually warm to hot. The average temperature is of 27.5 °C (82 °F), with a minimum of 24.6 °C (76.2 °F) and a maximum of 30.4 °C (86.8 °F).
On the coldest nights of the month, the temperature usually drops to around 22 °C (71 °F).
On the warmest days of the month, the temperature usually reaches around 32.5 °C (90.5 °F).
Precipitation amounts to 220 mm (8.7 in), distributed over 16 days.
The day lasts on average 11 hours and 40 minutes.
There are on average 6.5 sunshine hours per day. So, the sun shines 54% of the time.
The average humidity is 80%. Hence, the air is normally humid.
The average wind speed is 13 kph (8 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 June, the weather in Yamdena is usually warm to hot. The average temperature is of 26.7 °C (80 °F), with a minimum of 24.1 °C (75.4 °F) and a maximum of 29.3 °C (84.7 °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 31.5 °C (88.5 °F).
Precipitation amounts to 90 mm (3.5 in), distributed over 8 days.
The day lasts on average 11 hours and 40 minutes.
There are on average 8.5 sunshine hours per day. So, the sun shines 72% of the time.
The average humidity is 80%. Hence, the air is normally humid.
The average wind speed is 15 kph (10 mph).
The average sea temperature is of 28 °C (82.5 °F). Therefore, the sea is pleasantly warm and allows long swims.

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In July, the weather in Yamdena is usually warm to hot. The average temperature is of 26.2 °C (79 °F), with a minimum of 23.5 °C (74.3 °F) and a maximum of 28.9 °C (83.9 °F).
On the coldest nights of the month, the temperature usually drops to around 20.5 °C (69 °F).
On the warmest days of the month, the temperature usually reaches around 30.5 °C (87 °F).
Precipitation amounts to 75 mm (3 in), distributed over 6 days.
The day lasts on average 11 hours and 40 minutes.
There are on average 8.5 sunshine hours per day. So, the sun shines 72% of the time.
The average humidity is 78%. Hence, the air is normally humid.
The average wind speed is 16 kph (10 mph).
The average sea temperature is of 27 °C (81 °F). Therefore, the sea is pleasantly warm and allows long swims.

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In August, the coldest month of the year, the weather in Yamdena is usually warm to hot. The average temperature is of 26.1 °C (79 °F), with a minimum of 23.3 °C (73.9 °F) and a maximum of 29 °C (84.2 °F).
On the coldest nights of the month, the temperature usually drops to around 19.5 °C (67.5 °F).
On the warmest days of the month, the temperature usually reaches around 30.5 °C (87 °F).
Precipitation amounts to 25 mm (1 in), distributed over 2 days.
The day lasts on average 11 hours and 55 minutes.
There are on average 10 sunshine hours per day. So, the sun shines 82% of the time.
The average humidity is 76%. Hence, the air is normally humid.
The average wind speed is 15 kph (9 mph).
The average sea temperature is of 27 °C (80.5 °F). Therefore, the sea is pleasantly warm and allows long swims.

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In September, the weather in Yamdena is usually warm to hot. The average temperature is of 26.8 °C (80 °F), with a minimum of 23.7 °C (74.6 °F) and a maximum of 30 °C (85.9 °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 31.5 °C (89 °F).
Precipitation amounts to only 3 mm (0.1 in), and all occurs in one day.
The day lasts on average 12 hours and 5 minutes.
There are on average 10.5 sunshine hours per day. So, the sun shines 85% of the time.
The average humidity is 77%. Hence, the air is normally humid.
The average wind speed is 13 kph (8 mph).
The average sea temperature is of 27.5 °C (81.5 °F). Therefore, the sea is pleasantly warm and allows long swims.

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In October, the weather in Yamdena is usually very hot. The average temperature is of 27.9 °C (82 °F), with a minimum of 24.3 °C (75.8 °F) and a maximum of 31.4 °C (88.5 °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 33.5 °C (92.5 °F).
Precipitation amounts to 20 mm (0.8 in), and all occurs in one day.
The day lasts on average 12 hours and 20 minutes.
There are on average 10 sunshine hours per day. So, the sun shines 81% of the time.
The average humidity is 76%. Hence, the air is normally humid.
The average wind speed is 10 kph (6 mph).
The average sea temperature is of 28.5 °C (83.5 °F). Therefore, the sea is pleasantly warm and allows long swims.

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In November, the warmest month of the year, the weather in Yamdena is usually very hot. The average temperature is of 28.7 °C (84 °F), with a minimum of 24.7 °C (76.5 °F) and a maximum of 32.6 °C (90.8 °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 35 °C (95 °F).
Precipitation amounts to 60 mm (2.4 in), distributed over 5 days.
The day lasts on average 12 hours and 30 minutes.
There are on average 10 sunshine hours per day. So, the sun shines 78% of the time.
The average humidity is 76%. Hence, the air is normally humid.
The average wind speed is 8 kph (5 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 December, the warmest month of the year, the weather in Yamdena is usually very hot. The average temperature is of 28.6 °C (84 °F), with a minimum of 24.8 °C (76.7 °F) and a maximum of 32.4 °C (90.4 °F).
On the coldest nights of the month, the temperature usually drops to around 22.5 °C (72.5 °F).
On the warmest days of the month, the temperature usually reaches around 35 °C (95 °F).
Precipitation amounts to 220 mm (8.7 in), distributed over 17 days.
The day lasts on average 12 hours and 35 minutes.
There are on average 6.5 sunshine hours per day. So, the sun shines 53% of the time.
The average humidity is 81%. Hence, the air is normally humid.
The average wind speed is 8 kph (5 mph).
The average sea temperature is of 30 °C (86 °F). Therefore, the sea is pleasantly warm and allows long swims.