Singapore weather in September 2025
Singapore weather in September 2025
Day
31 °C
Night
24 °C
Sea
29 °C
Precipitation
156 mm
in month
Rainy days
14 days
in month
Daylight
12 hours
average
Sunshine
5 hours
average
Humidity
82 %
Day
31 °C
Night
24 °C
Sea
29 °C
Precipitation
156 mm
in month
Rainy days
14 days
in month
Daylight
12 hours
average
Sunshine
5 hours
average
Humidity
82 %
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Weather overview and FAQs
Weather overview
In September in Singapore, the average air temperature ranges from 31 °C (88 °F) during the day to 24 °C (75 °F) at night. There are 14 days of rain on average, where the rainfall is 156 mm (6.14 in).
Are there good conditions to visit in Singapore in September?
September is a good month to visit Singapore. The temperature during the day will be nice 31 °C (88 °F). The temperature of the sea will be perfect at 29 °C (84 °F). At night, temperatures hover around a pleasant 24 °C (75 °F).
What is the temperature in Singapore during the day in September?
In September in Singapore, the average daily temperatures will be 31 °C (88 °F). The great temperature for lying by the sea or pool and sunbathing, everywhere else you will probably be a bit hot. Don't forget to drink during the day, in these temperatures you should hydrate yourself a lot.
What is the average number of rainy days in Singapore in September?
In Singapore in September, we can expect 14 days to be rainy, that is, days when precipitation exceeds 2 mm (0.08 in). Converted to days of the week, this means that it will occur on an average of 3.4 days of the week, or in general - 48 % days.
What is the rainfall intensity in Singapore in September?
There is precipitation of 156 mm (6.14 in) in September in Singapore, which means 5 mm (0.20 in) rainfall per day on average.
What is the night temperature in September in Singapore?
The average night temperature in Singapore in September is 24 °C (75 °F). A very pleasant temperature for long evening walks, fun over a drink outside, or doing sports in the morning. If possible, look for a hotel with air conditioning.
How humid is Singapore in September?
In September in Singapore, expect humidity around 82 %. This humidity is rather above average, but except for sensitive individuals, it should not be a problem.
How long is the day (from dawn till dusk) in Singapore in September?
The length of daylight in Singapore in September is 12 hours.
How many hours of sun to expect in September in Singapore?
There is an average length of sunshine of 5 hours per day in September in Singapore.
Is it hot in Singapore in September?
In September in Singapore, you will enjoy nice warm weather, but it will also be pleasant and you probably won't feel hot.
How windy is Singapore in September?
An average wind scale that can be expected in Singapore in September is 2. It is rather a milder or unnoticeable wind, therefore it will not bother you during your holiday.
Is Singapore rainier in September than in October?
No, in Singapore in September it does not rain more than in October.