Singapore weather in August
Temperature, sea and sunshine in August: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in August
Fair
Best time to visit: January – February, July – September
What is the weather like in Singapore in August?
In August, Singapore is hot: daytime highs average 28 °C, and even at night it stays warm at around 26 °C. The sea averages 29.4 °C – almost as warm as a bath. The sun shines for around 7 hours a day. It is the rainy season: rain falls on about 25 days, totalling 188 mm. The air is often humid and muggy. All in all, August is a so-so month for a holiday in Singapore.
August compared
How the weather changes from July to September. Tap a month to open it.
| JulyJul | AugustAug | SeptemberSep | |
|---|---|---|---|
| Score | 54 | 55 | 53 |
| Day | 28° | 28° | 28° |
| Night | 26° | 26° | 26° |
| Sea | 30° | 29° | 29° |
| Sun | 7 h | 7 h | 6 h |
| Rain days | 24 | 25 | 24 |
More details for August
- Daylight
- 12 h 10 min07:05 – 19:14
- UV index
- 14 · extremeclear sky, noon (estimate)
- Muggy days
- 31 daysdew point 18 °C or more
- Wind
- 15 km/haverage daily peak
- Cloud cover
- 78 %on average
- Hot days
- 0 days30 °C or more
- Time zone
- UTC+8Asia/Singapore
How the score comes together
- Temperatureweight 50 %85 %
- Sunshineweight 20 %60 %
- Few rainy daysweight 30 %0 %
Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.
What to pack in August
- Swimwear
- Sunscreen
- Sunglasses & sun hat
- Light, breathable clothes
- Insect repellent
- Rain jacket or umbrella
Singapore in August: quick answers
Is Singapore hot in August?
Yes. In August, Singapore is hot: daytime highs average 28 °C and nights stay around 26 °C.
Can you swim in Singapore in August?
Yes. In August the sea averages 29.4 °C – almost as warm as a bath.
Does it rain much in Singapore in August?
It rains often – on about 25 days, adding up to 188 mm.
Singapore month by month
The whole year in SingaporeAll destinations: Singapore
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, GeoNames (CC BY 4.0)