Nosy Be Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Nosy Be.
Climate overview of Nosy Be
The climate in Nosy Be, Nosy Be, Madagascar, is remarkably consistent, with temperatures year-round averaging 29°C (84°F). The warmest month is April at 30°C (86°F), and the coolest is August at 27°C (81°F).
The city has a wet climate, receiving around 1769 mm (70 in) of rainfall per year. Despite the high annual total, it has distinct dry (June to August) and wet (December to March) seasons. January is the wettest month. Sunshine peaks in August, when the city sees around 9.5 hours of sunshine per day.
Nosy Be Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Nosy Be - and find the best time to visit.
Monthly Temperature in Nosy Be
In Nosy Be temperatures are generally consistent throughout the year. On average, daytime temperatures range from a very warm 30°C (86°F) in April to a comfortable 27°C (81°F) in August.
Nighttime temperatures range from 26°C (79°F) in April to 23°C (73°F) in August.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Nosy Be
Nosy Be experiences significant rainfall throughout the year, averaging 1769 mm (70 in) of precipitation annually. The seasons in Nosy Be bring significant changes in precipitation. The wettest month, January, receives heavy rainfall, with an average of 412 mm (16 in) of precipitation. This rainfall is distributed across 24 rainy days.
In contrast, the driest month, July, experiences much less rainfall, totaling 29 mm (1.1 in) over 6 rainy days. These distinct seasonal differences provide diverse experiences throughout the year. For more details, please visit our Nosy Be Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Nosy Be
In Nosy Be, summer days are longer and more sunny, with daily sunshine hours peaking at 9.5 hours in August. As the darker season arrives, the brightness of the sun becomes less. February sees a soft sun for only 5.7 hours per average day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
Humidity in Nosy Be by Month
The relative humidity is high throughout the year in Nosy Be.
The city experiences its highest humidity in February, reaching 88%. In October, the humidity drops to its lowest level at 66%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Wind Speed in Nosy Be
The mean wind speed varies between () and 1 m/s (2 knots) throughout the year. It is lowest in January, February, March, April, May, June, July, August, September, November and December and highest during October. What does this mean?
The mean monthly wind speed over the year (meters per second)
Best Time to Visit Nosy Be
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: June, July, August, September and October
- Warmest weather: January, February, March, April, May, October, November and December
- Most sunshine: May, August, September and October
- Fewer rainy days: May, June, July, August and September
- Wettest months: January, February, March and December, when rainfall is highest.
- Seasonal pattern: Distinct dry (June to August) and wet (December to March) seasons
Frequently asked questions about the climate in Nosy Be
What is the best time to visit Nosy Be?
June, July, August, September and October typically offer the most optimal weather in Nosy Be. In contrast, January, February, March and December tend to have less optimal conditions. Nosy Be has distinct dry (June to August) and wet (December to March) seasons.
What temperatures can I expect in Nosy Be?
Daytime highs range from 27°C (81°F) in August to 30°C (86°F) in April. Nighttime lows range from 23°C (73°F) to 26°C (79°F). Temperatures stay relatively stable year-round.
How much rain does Nosy Be get?
Annual rainfall is around 1769 mm (70 in). January is the wettest month with 412 mm (16 in), while July is the driest with 29 mm (1.1 in).
How sunny is Nosy Be?
Nosy Be receives around 2,924 hours of sunshine per year. August is the sunniest month with 285 hours, while February is the cloudiest with just 171 hours. Overall, Nosy Be enjoys abundant sunshine.
Nosy Be 3-Day Forecast
Nosy Be 3-Day Forecast
Nosy Be on the map
Nosy Be is highlighted - select any city to see its climate.
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