, with a rainy season from December to May (due to the northwest monsoon) and a relatively dry season from July to October (due to the southeast monsoon), with June and November as transitional months.
The city is located in the east of Indonesia, at almost 6 degrees south latitude, in the
, a group of small islands belonging to the Moluccas (Maluku). In particular, we are in the southeastern part of the Moluccas, between New Guinea to the north and Australia to the south. To the east are the Aru Islands, while to the southwest are the Tanimbar Islands.
Temperatures are slightly lower in the Southern Hemisphere winter (June to August), 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 Kai Islands can be affected by
, even though we are close to the Equator, so this happens very rarely, and it is easier for a cyclone to pass further south, in the Timor Sea and the Arafura Sea. However, at the end of April 2009, Cyclone Kirrily, of category 1 (the lowest) directly affected the area.
. Here are the average temperatures.
January is generally a warm to hot, muggy month. The average temperature is of
27.5 °C, with a minimum of
23.9 °C and a maximum of
31.1 °C.

On the coldest nights of the month, the temperature usually drops to around
22 °C. However, it dropped to
20 °C in January 2013.

On the warmest days of the month, the temperature usually reaches around
33 °C. However, it reached
34.2 °C in January 2020.

Precipitation amounts to
400 mm, distributed over 22 days.
The day lasts on average 12 hours and 25 minutes.

There are on average 5 hours of sunshine per day. So, the sun shines 40% of the time.
The average humidity is 88%. Hence, the air is normally humid.
The average wind speed is of
12 kph.

The average sea temperature is of
29.4 °C. Therefore, the sea is pleasantly warm and allows long swims.
February is generally a warm to hot, muggy month. The average temperature is of
27.4 °C, with a minimum of
23.8 °C and a maximum of
31 °C.

On the coldest nights of the month, the temperature usually drops to around
22.5 °C. However, it dropped to
19 °C in February 2004.

On the warmest days of the month, the temperature usually reaches around
33 °C. However, it reached
34.8 °C in February 2005.

Precipitation amounts to
340 mm, distributed over 18 days.
The day lasts on average 12 hours and 20 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 of
12 kph.

The average sea temperature is of
29.2 °C. Therefore, the sea is pleasantly warm and allows long swims.
March is generally a warm to hot, muggy month. The average temperature is of
27.4 °C, with a minimum of
23.8 °C and a maximum of
31.1 °C.

On the coldest nights of the month, the temperature usually drops to around
22 °C. However, it dropped to
20.1 °C in March 2005.

On the warmest days of the month, the temperature usually reaches around
33.5 °C. However, it reached
34 °C in March 2016.

Precipitation amounts to
350 mm, 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 52% of the time.
The average humidity is 87%. Hence, the air is normally humid.
The average wind speed is of
12 kph.

The average sea temperature is of
29.3 °C. Therefore, the sea is pleasantly warm and allows long swims.
April is generally a very hot, muggy month. The average temperature is of
27.6 °C, with a minimum of
23.8 °C and a maximum of
31.3 °C.

On the coldest nights of the month, the temperature usually drops to around
21.5 °C. However, it dropped to
19.9 °C in April 2005.

On the warmest days of the month, the temperature usually reaches around
32.5 °C. However, it reached
33.9 °C in April 2012.

Precipitation amounts to
275 mm, distributed over 16 days.
The day lasts on average 12 hours and 0 minutes.

There are on average 7 hours of sunshine per day. So, the sun shines 59% of the time.
The average humidity is 89%. Hence, the air is normally humid.
The average wind speed is of
12 kph.

The average sea temperature is of
29.5 °C. Therefore, the sea is pleasantly warm and allows long swims.
May is generally a very hot, muggy month. The average temperature is of
27.7 °C, with a minimum of
24.2 °C and a maximum of
31.2 °C.

On the coldest nights of the month, the temperature usually drops to around
22 °C. However, it dropped to
18.8 °C in May 1993.

On the warmest days of the month, the temperature usually reaches around
32.5 °C. However, it reached
34 °C in May 2004.

Precipitation amounts to
240 mm, distributed over 14 days.
The day lasts on average 11 hours and 55 minutes.

There are on average 8 hours of sunshine per day. So, the sun shines 67% of the time.
The average humidity is 81%. Hence, the air is normally humid.
The average wind speed is of
14 kph.

The average sea temperature is of
28.8 °C. Therefore, the sea is pleasantly warm and allows long swims.
June is generally a warm to hot, muggy month. The average temperature is of
27.2 °C, with a minimum of
24 °C and a maximum of
30.3 °C.

On the coldest nights of the month, the temperature usually drops to around
22 °C. However, it dropped to
19.8 °C in June 2015.

On the warmest days of the month, the temperature usually reaches around
32 °C. However, it reached
33.4 °C in June 2015.

Precipitation amounts to
160 mm, distributed over 11 days.
The day lasts on average 11 hours and 50 minutes.

There are on average 9 hours of sunshine per day. So, the sun shines 75% of the time.
The average humidity is 88%. Hence, the air is normally humid.
The average wind speed is of
16 kph.

The average sea temperature is of
27.4 °C. Therefore, the sea is pleasantly warm and allows long swims.
July is generally a warm to hot, muggy month. The average temperature is of
26.8 °C, with a minimum of
23.9 °C and a maximum of
29.6 °C.

On the coldest nights of the month, the temperature usually drops to around
22.5 °C. However, it dropped to
19.1 °C in July 2015.

On the warmest days of the month, the temperature usually reaches around
30.5 °C. However, it reached
33.4 °C in July 2016.

Precipitation amounts to
100 mm, distributed over 9 days.
The day lasts on average 11 hours and 50 minutes.

There are on average 9 hours of sunshine per day. So, the sun shines 77% of the time.
The average humidity is 87%. Hence, the air is normally humid.
The average wind speed is of
17 kph.

The average sea temperature is of
26.1 °C. Therefore, the sea is warm enough for swimming.
August, the least warm month of the year, is generally a warm to hot, muggy month. The average temperature is of
26.6 °C, with a minimum of
23.4 °C and a maximum of
29.8 °C.

On the coldest nights of the month, the temperature usually drops to around
20.5 °C. However, it dropped to
18.2 °C in August 2015.

On the warmest days of the month, the temperature usually reaches around
31.5 °C. However, it reached
32.2 °C in August 2004.

Precipitation amounts to
75 mm, distributed over 7 days.
The day lasts on average 11 hours and 55 minutes.

There are on average 9.5 hours of sunshine per day. So, the sun shines 79% of the time.
The average humidity is 87%. Hence, the air is normally humid.
The average wind speed is of
17 kph.

The average sea temperature is of
25.8 °C. Therefore, the sea is warm enough for swimming.
September is generally a warm to hot, muggy month. The average temperature is of
27.4 °C, with a minimum of
23.7 °C and a maximum of
31 °C.

On the coldest nights of the month, the temperature usually drops to around
20 °C. However, it dropped to
18.2 °C in September 2015.

On the warmest days of the month, the temperature usually reaches around
32 °C. However, it reached
33.2 °C in September 1996.

Precipitation amounts to
60 mm, distributed over 5 days.
The day lasts on average 12 hours and 5 minutes.

There are on average 10 hours of sunshine per day. So, the sun shines 84% of the time.
The average humidity is 75%. Hence, the air is normally humid.
The average wind speed is of
16 kph.

The average sea temperature is of
26.7 °C. Therefore, the sea is pleasantly warm and allows long swims.
October is generally a very hot, muggy month. The average temperature is of
28 °C, with a minimum of
23.8 °C and a maximum of
32.2 °C.

On the coldest nights of the month, the temperature usually drops to around
20.5 °C. However, it dropped to
17.2 °C in October 2015.

On the warmest days of the month, the temperature usually reaches around
34 °C. However, it reached
35.6 °C in October 2004.

Precipitation amounts to
75 mm, distributed over 6 days.
The day lasts on average 12 hours and 10 minutes.

There are on average 9.5 hours of sunshine per day. So, the sun shines 80% of the time.
The average humidity is 80%. Hence, the air is normally humid.
The average wind speed is of
14 kph.

The average sea temperature is of
28.1 °C. Therefore, the sea is pleasantly warm and allows long swims.
November, the hottest month of the year, is generally a very hot, muggy month. The average temperature is of
28.2 °C, with a minimum of
23.8 °C and a maximum of
32.6 °C.

On the coldest nights of the month, the temperature usually drops to around
21 °C. However, it dropped to
20 °C in November 2014.

On the warmest days of the month, the temperature usually reaches around
34 °C. However, it reached
36 °C in November 2004.

Precipitation amounts to
165 mm, distributed over 12 days.
The day lasts on average 12 hours and 25 minutes.

There are on average 8 hours of sunshine per day. So, the sun shines 66% of the time.
The average humidity is 89%. Hence, the air is normally humid.
The average wind speed is of
12 kph.

The average sea temperature is of
29.4 °C. Therefore, the sea is pleasantly warm and allows long swims.
December, the hottest month of the year, is generally a very hot, muggy month. The average temperature is of
27.7 °C, with a minimum of
23.9 °C and a maximum of
31.5 °C.

On the coldest nights of the month, the temperature usually drops to around
21.5 °C. However, it dropped to
19.4 °C in December 2017.

On the warmest days of the month, the temperature usually reaches around
33.5 °C. However, it reached
35.3 °C in December 2006.

Precipitation amounts to
330 mm, distributed over 17 days.
The day lasts on average 12 hours and 25 minutes.

There are on average 6.5 hours of sunshine per day. So, the sun shines 52% of the time.
The average humidity is 85%. Hence, the air is normally humid.
The average wind speed is of
12 kph.

The average sea temperature is of
29.8 °C. Therefore, the sea is pleasantly warm and allows long swims.