Colombo Weather in December
Sri Lanka · 30-year monthly averages
🤔 Fair time to visit
December in Colombo is hot, with average daytime highs around 31°C (88°F) and nighttime lows near 24°C (74°F). Expect roughly 171mm of precipitation spread over about 9 rainy days, and this is one of the wetter months.
Avg high
31°C
88°F
Avg low
24°C
74°F
Rainfall
171mm
rainy
Rainy days
9
days with ≥1mm
🎒 What to pack
- breathable summer clothing
- sunscreen, hat and sunglasses
- refillable water bottle
- compact umbrella or rain jacket
December vs the rest of the year
FAQ
- How hot is Colombo in December?
- December in Colombo is hot, with average daytime highs around 31°C (88°F) and nighttime lows near 24°C (74°F). Expect roughly 171mm of precipitation spread over about 9 rainy days, and this is one of the wetter months.
- Does it rain a lot in Colombo in December?
- Colombo sees around 171mm of precipitation in December on average — rainy by global standards.
- Is December a good time to visit Colombo?
- December is a workable month to visit Colombo, but expect some weather trade-offs.