Avg high
29°C
Avg low
25°C
Rainfall
262 mm
Rain days
27.2
Sunshine
9.1 h/day
Daylight
11.9 h
What to pack for Singapore in December
- light, breathable clothing
- sun protection (hat, SPF 50)
- a compact umbrella or rain shell — rain is frequent
- expect humid, sticky conditions
Humidity averages 85%; max daily wind around 19 km/h.
How December compares
Best months in Singapore: April & June–February. See the full best time to visit Singapore guide.
Singapore in December: the details
In December, Singapore sees average daytime highs of 29°C (84°F) and overnight lows of 25°C (76°F). Rainfall totals roughly 262 mm across 27.2 rainy days, and the sun shines about 9.1 hours per day with 11.9 hours of daylight mid-month. Relative humidity averages 85%.
These figures are climate normals computed from the ERA5 weather reanalysis (2019–2024) for Singapore, Singapore (1.29, 103.85) — see our methodology. Actual conditions vary year to year.
Where should you go next month?
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