Average temperatures, rainfall and packing tips for Colombo, Sri Lanka in December
🌡️ Avg high
30°C
🌙 Avg low
24°C
🌧️ Rainfall
~127 mm
📊 Warmth rank
#6 of 12
December in Colombo at a glance
December in Colombo is typically hot, with average daytime highs around 30°C and nights near 24°C. Temperature-wise it sits mid-range for Colombo (the 6th warmest month).
December is one of the wetter months in Colombo, with around 127 mm of rain - plan around showers.
What to pack for Colombo in December
Light, breathable clothing (cotton or linen)
Sun protection: hat, sunglasses and SPF
A refillable water bottle
A rain jacket or umbrella - this is one of the wetter months
Colombo - year at a glance
HighLow · December highlighted
Is December a good time to visit Colombo?
🧳 December is one of the most comfortable months to visit Colombo - daytime temperatures sit in a pleasant range and it's a good pick for sightseeing and time outdoors.
In December, Colombo averages a daytime high of about 30°C and a night-time low of around 24°C, based on recent historical data.
Does it rain in Colombo in December?
December is one of the wetter months in Colombo, with around 127 mm of rain - plan around showers.
Is December a good time to visit Colombo?
December is one of the most comfortable months to visit Colombo - daytime temperatures sit in a pleasant range and it's a good pick for sightseeing and time outdoors.