Forecast

WEATHER OUTLOOK (17 – 30 NOVEMBER 2025)

1    Inter-monsoon conditions have been prevailing over Singapore since October 2025, with the low-level winds mostly light and variable in direction. The Northeast Monsoon is expected to set in around end of November 2025 as the winds strengthen and blow increasingly from the northeast or northwest. The Northeast Monsoon season typically extends to March.

2    In the second fortnight of November 2025, thundery showers are expected over parts of the island in the afternoon on most days. The showers may extend into the evening on a few of these days. In addition, Sumatra squalls may bring widespread thundery showers and gusty winds on a few mornings. The total rainfall for the second fortnight of November 2025 is forecast to be above average over most parts of the island.

3    The daily maximum temperatures are likely to range between 32 degrees Celsius and 33 degrees Celsius on most days and may reach slightly above 34 degrees Celsius on a few days.

4    For updates of the daily weather forecast, please visit the MSS website (https://www.weather.gov.sg), NEA website (www.nea.gov.sg), or download the myENV app.

REVIEW OF THE PAST TWO WEEKS (1 – 16 NOVEMBER 2025)

5    Inter-monsoon conditions prevailed over Singapore and the surrounding region in the first half of November 2025, with the winds generally light and variable in direction.

6    Thundery showers occurred over parts of Singapore mainly in the afternoon on most days in the first half of the month. Sumatra squalls also brought widespread thundery showers and gusty winds over Singapore on a few days. On 16 November 2025, widespread moderate to heavy thundery showers fell over many parts of the island in the late morning and afternoon. The daily total rainfall of 101.8 mm recorded around Semakau Island that day was the highest rainfall recorded for the first half of November 2025.

7    The first half of November 2025 was generally warm with daily maximum temperatures above 33 degrees Celsius on most days. The highest daily temperature of 36.0 degree Celsius was recorded at Newton on 1 November 2025. This was the highest temperature ever recorded in November, exceeding the previous record of 35.8 degree Celsius (recorded at Newton on 3 November 2023 and Admiralty on 18 November 2019) since temperature records started in 1929.

8    Most parts of Singapore recorded below average rainfall in the first half of November 2025. The area around Jurong registered rainfall of 64 per cent below average, and the area around Changi registered rainfall of 49 per cent above average.

CLIMATE STATION STATISTICS

Long-term Statistics for November
(Climatological reference period: 1991 – 2020)

Historical Extremes for November
(Rainfall since 1869 and temperature since 1929)