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Live forecasts update automatically; written guidance last reviewed 23 June 2026 by the Southern Pulse Weather Desk. Data from the Bureau of Meteorology (BOM) and other national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
Singapore in December is hot, humid and wet, with afternoon thunderstorms hitting most days — the live forecast above shows exactly what to expect right now. Daytime highs hover near 31°C, nights stay around 24°C, and the northeast monsoon brings frequent rain.
What is the typical December weather pattern?
December sits inside Singapore’s wetter northeast monsoon season. Mornings often start sunny, then cumulus clouds build and trigger short, heavy downpours by early afternoon. The rain usually clears within an hour or two, leaving steamy conditions. December averages 250–300 mm of rain, spread across about 19 rainy days. Humidity sits between 80–90% year-round, so it feels sticky even when the sun is out.
Does it rain in Singapore in December?
Yes, rain is almost a daily certainty. Those who ask “does it rain in singapore in december” should expect at least one shower most days. The good news: downpours are intense but brief, and the city’s covered walkways, MRT stations and shopping centres make it easy to wait out a storm. If you’re travelling from a drier climate, pack a compact umbrella and light, breathable clothing.
Is December a good time to visit Singapore?
Yes – the festive atmosphere, Christmas lights and events outweigh the wet weather. Morning sightseeing and indoor activities work well. If you prefer drier conditions, consider weather in singapore in january, which is similar but marginally less wet.
What should I pack for Singapore in December?
Light cotton clothes, a rain jacket or umbrella, and comfortable walking shoes. Air conditioning is strong indoors, so bring a light cardigan. Sunscreen and insect repellent are useful year-round. For more tips on what to do in singapore in december, plan indoor attractions like Gardens by the Bay or the National Museum.
How humid is Singapore in December?
Very humid – the singapore weather december humidity typically ranges 80–90%. Combined with the heat, it can feel oppressive at midday. Drinking water and taking breaks in air-conditioned spaces helps. The humidity doesn’t drop much between December and January.
For a broader view of the region, see Australia weather hub or compare with Phuket Weather in December. Travelers also ask about weather in singapore in december and january – both months bring similar heat and rain, though January often sees slightly fewer thunderstorms.