Month by month
These ratings suit Colombo and Kandy. March and April can bring afternoon storms; May to September is the southwest monsoon. October and November need flexible outdoor plans. The east coast has a different pattern.
- JanuaryBestTypically 29°C by day, 23°C at night, rain on about 14 days a month
- FebruaryBestTypically 30°C by day, 23°C at night, rain on about 11 days a month
- MarchBestTypically 31°C by day, 25°C at night, rain on about 17 days a month
- AprilGo with a plan: HotTypically 31°C by day, 26°C at night, rain on about 25 days a month
- MayGo with a plan: RainyTypically 29°C by day, 26°C at night, rain on about 28 days a month
- JuneGo with a plan: RainyTypically 29°C by day, 26°C at night, rain on about 25 days a month
- JulyGo with a plan: RainyTypically 28°C by day, 25°C at night, rain on about 20 days a month
- AugustGo with a plan: RainyTypically 28°C by day, 25°C at night, rain on about 20 days a month
- SeptemberGo with a plan: RainyTypically 28°C by day, 25°C at night, rain on about 23 days a month
- OctoberGo with a plan: RainyTypically 28°C by day, 25°C at night, rain on about 26 days a month
- NovemberGo with a plan: RainyTypically 29°C by day, 24°C at night, rain on about 26 days a month
- DecemberGo with a plan: BusyTypically 29°C by day, 24°C at night, rain on about 21 days a month
Typical weather is for Colombo: averages of NASA POWER daily data, 2016 to 2025, on a grid of about 50 km. Mountains and coasts can differ.
Plan the days

Kandy in 2 daysTemple of the Tooth, World Buddhist Museum, Kandy Lake, Upper Lake Drive, Peradeniya Gardens, Ceylon Tea Museum2 days, Sri LankaBalanced pace

Colombo in 2 daysNational Museum, Independence Square, Gangaramaya, Pettah, Kelaniya, Colombo Fort2 days, Sri LankaBalanced pace

Sri Lanka in 7 daysColombo National Museum, Pettah, Kelaniya, Kandy, Peradeniya Gardens, Ceylon Tea Museum, Lotus Tower7 days, Sri LankaBalanced pace