Singapore, 1 August 2024 – Southwest Monsoon conditions are prevailing, with winds continuing to blow mainly from the southeast or southwest.
2 In the first half of August 2024, thundery showers are expected over parts of the island in the late morning and afternoon on most days. In addition, Sumatra squalls may bring widespread thundery showers and gusty winds on one or two mornings. The total rainfall for the first fortnight of August 2024 is forecast to be near average over most parts of the island.
3 The daily maximum temperatures are likely to range between 32 degrees Celsius and 34 degrees Celsius on most days. A few nights may also be warm and humid, and the temperatures may stay above 28 degrees Celsius.
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 (16 – 31 July 2024)
5 Southwest Monsoon conditions prevailed over Singapore and the surrounding region in the second fortnight of July 2024, with the prevailing winds blowing mostly from the southeast or south.
6 Singapore and the surrounding region experienced dry weather in the second half of July 2024. Singapore experienced a dry spell of 18 days between 13 and 30 July 2024[1]. The thundery showers on 31 July 2024 brought an end to the dry spell. The daily total rainfall of 55.8 mm recorded at Buona Vista on that day was the highest rainfall for the second half of July 2024.
7 In the second fortnight of July 2024, the daily maximum temperatures were between 32.8 degrees Celsius and 35.2 degrees Celsius. The nights were warm with daily minimum temperatures above 28 degrees Celsius over most parts of Singapore.
8 With little rainfall from around mid-July, many areas across the island registered well below average rainfall.
[1] A dry spell is defined as a period of at least 15 consecutive days with daily total rainfall of less than 1.0 millimetre (mm), averaged over islandwide stations with long-term records. The last recorded dry spell in Singapore lasted 17 days from 31 July to 16 August 2019.
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CLIMATE STATION STATISTICS
Long-term Statistics for August
(Climatological reference period: 1991 – 2020)
| Average daily maximum temperature: | 31.4 °C |
| Average daily minimum temperature: | 25.3 °C |
| Average monthly temperature: | 28.1 °C |
| Average rainfall: | 146.9 mm |
| Average number of rain days: | 14 |
Historical Extremes for August
(Rainfall since 1869 and temperature since 1929)
| Highest monthly mean daily maximum temperature: | 32.7 °C (2019) |
| Lowest monthly mean daily minimum temperature: | 23.0 °C (1962) |
| Highest monthly rainfall ever recorded: | 526.8 mm (1878) |
| Lowest monthly rainfall ever recorded: | 11.8 mm (2019) |