Singapore, 16 October 2024 – Inter-monsoon conditions, are expected to continue for the rest of October 2024. Prevailing winds will be mostly light and variable in direction, and blow from the southeast or southwest on some days.
2 The weather for the second fortnight of October 2024 is expected to be warm and less wet compared to the first fortnight. Short-duration thundery showers are expected over parts of the island in the late morning and afternoon on some days. In addition, Sumatra squalls may bring widespread thundery showers and gusty winds during the pre-dawn hours and morning on a few days. Less rainfall can be expected in the last week of October 2024 and there may be a few days with little rainfall. The total rainfall for the second fortnight of October 2024 is forecast to be below average over most parts of the island.
3 The daily maximum temperatures are likely to range between 33 degrees Celsius and 34 degrees Celsius on most days, with highs of around 35 degrees Celsius on a few days.
4 For updates of the daily weather forecast, please visit the MSS website (www.weather.gov.sg), NEA website (www.nea.gov.sg), or download the myENV app.
REVIEW OF THE PAST TWO WEEKS (1 – 15 OCTOBER 2024)
5 In the first fortnight of October 2024, inter-monsoon conditions prevailed over Singapore, with prevailing winds generally light and variable in direction. On some days, the low-level winds shifted to blow from the south or southwest.
6 Thundery showers fell over parts of the island in the late morning and afternoon on most days. On 14 October 2024, regional convergence of winds led to the development of intense thundery showers over Singapore. A total of 145.8mm of rainfall was recorded at Kent Ridge that day. This was the highest daily rainfall recorded for the first fortnight of October 2024.
7 The daily maximum temperatures in the first fortnight of October 2024 were below 34 degrees Celsius on most days. The highest daily maximum temperature of 34.1 degree Celsius was recorded at Admiralty on 3 October 2024.
8 Most parts of Singapore recorded above average rainfall in the first fortnight of October 2024. Kent Ridge registered rainfall of about 137 per cent above average, and Paya Lebar registered rainfall of about 8 per cent below average.
CLIMATE STATION STATISTICS
Long-term Statistics for October
(Climatological reference period: 1991 – 2020)
| Average daily maximum temperature: | 31.8 °C |
| Average daily minimum temperature: | 25.0 °C |
| Average monthly temperature: | 27.9 °C |
| Average rainfall: | 168.3 mm |
| Average number of rain days: | 15 |
Historical Extremes for October
(Rainfall since 1869 and temperature since 1929)
| Highest monthly mean daily maximum temperature: | 33.0 °C (2002) |
| Lowest monthly mean daily minimum temperature: | 22.8 °C (1964) |
| Highest monthly rainfall ever recorded: | 497.1 mm (1947) |
| Lowest monthly rainfall ever recorded: | 10.8 mm (2002) |