Average temperatures, rainfall and packing tips for Colombo, Sri Lanka in August
🌡️ Avg high
29°C
🌙 Avg low
25°C
🌧️ Rainfall
~328 mm
📊 Warmth rank
#9 of 12
August in Colombo at a glance
August in Colombo is typically hot, with average daytime highs around 29°C and nights near 25°C. Temperature-wise it sits mid-range for Colombo (the 9th warmest month).
August is one of the wetter months in Colombo, with around 328 mm of rain - plan around showers.
What to pack for Colombo in August
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 · August highlighted
Is August a good time to visit Colombo?
🧳 August 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 August, Colombo averages a daytime high of about 29°C and a night-time low of around 25°C, based on recent historical data.
Does it rain in Colombo in August?
August is one of the wetter months in Colombo, with around 328 mm of rain - plan around showers.
Is August a good time to visit Colombo?
August 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.