Nosy-Be, Madagascar

Set in the tropics, Nosy-Be (Madagascar) is best understood through its weather data: our 2015–2024 climate record puts its peak at a 96/100 sun score in July, exactly the kind of reliability you want for a coastal escape.

Across a typical year, afternoon temperatures swing between 26°C (July) and 28°C (April). On the rain ledger, July is the safest bet at a 23% chance of a wet day, while December climbs to 94%. If 24°C is your bar for proper warmth, count on January–December.

The seasonal arc is clear in the data: summer averages 26°C against winter's 27°C, while rain-day odds move from 94% in winter and 73% in spring to 32% in summer and 68% through autumn. That makes summer the statistical sweet spot (season score 96), with autumn a workable second; winter is where the odds thin out. If your dates are flexible, January buys you 27°C warmth at the quiet end of the season.

Best months to visit Nosy-Be

Our month-by-month scoring puts July first (96/100), with August (96) and June (95) close behind. The dependable window is wider than the podium, though: February–December all score 70 or better. At the other end, January scores just 69, the weakest month of the year.

For context: in July, Nosy-Be is drier than 83% of the tropical destinations we track.

Month-by-month breakdown for Nosy-Be → · More destinations for July →

The live forecast backs this up: of the next 16 days, 7 look mostly clear and one carries meaningful rain risk, in a 22–31°C band. Today's cached sun score is 95/100.