Forecast

WEATHER OUTLOOK (16 – 30 July 2026)

1    The prevailing Southwest Monsoon conditions are forecast to persist over Singapore and the surrounding region in the next fortnight with the low-level winds blowing from the southeast or southwest on most days.

2    In the second half of July 2026, short-duration thundery showers are expected over some parts of Singapore, between the late morning and afternoon on most days. On one or two days, large-scale convergence of winds over Singapore and the surrounding region may bring widespread moderate to heavy thundery showers. In addition, Sumatra squalls may bring island-wide thundery showers and gusty winds during the pre-dawn and early morning hours on one or two days. The total rainfall for the second half of July 2026 is forecast to be near 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 and slightly exceed 34 degrees Celsius on days with less cloud cover. A few nights may be warm and humid, with temperatures remaining above 28 degrees Celsius, particularly over the southern and eastern coastal areas of the island.

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 – 15 July 2026)

5    Southwest Monsoon conditions prevailed over Singapore and the surrounding region with the winds blowing mostly from the southeast or southwest.

6    In the first half of July 2026, localised short-duration thundery showers fell over parts of the island during the late morning and afternoon on most days. On 7 July 2026, moderate to heavy thundery showers affected many parts of Singapore in the morning and early afternoon. The daily total rainfall of 125.5 mm recorded around Jurong West on that day was the highest for the first half of July 2026.

7    Daily maximum temperatures ranged between 32 degrees Celsius and 34 degrees Celsius on most days. On three days, the daily maximum temperature reached 34 degrees Celsius or above, with the highest daily maximum of 34.4 degrees Celsius recorded at Sembawang and Scotts Road on 4 and 15 July 2026 respectively.

8    In the first half of July 2026, rainfall was below average for most parts of Singapore. The area around Sentosa registered rainfall of 80 per cent below average, while the area around Jurong West registered rainfall of 108 per cent above average.

CLIMATE STATION STATISTICS

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

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