December · Madagascar
Best time to visit Nosy Be in December Weather, crowds & prices
Weather in Nosy Be in December
Average temperature 28°C, 188 mm of rain, about 31 days with 6+ hours of sunshine and 79% humidity — based on the five most recent complete years of ERA5 data (2021–2025).
December score
6.3/10
Ranked #8 of 12 months
- Avg temp
- 28°C
- Rainfall
- 188 mm
- Humidity
- 79%
- Days with 6h+ sun
- 31
- Crowd Density
- Quiet / Uncrowded
- Average Expenses
- $$ · Moderate Cost ($$)
December in Nosy Be scores 6.3/10 for beach and coastal travel - ranked #8 of 12. Expect around 28°C, 188 mm of rain, and roughly 31 days with 6+ hours of sunshine this month.
Perfume-island beaches and snorkel days peak in the dry June-September stretch.
December in Nosy Be: mixed conditions, plan around the weather
Days in December average 28°C (82°F) and humidity near 79% — front-load outdoor plans before the heat builds and treat the middle of the day as indoor time.
188 mm of rain makes this a wet month here, though with about 31 days with 6+ hours of sunshine there is still bright weather between the fronts.
That is 6.3/10 on the same scale — 8th of 12 months, versus 9.9/10 for the best month here.
Pack the lightest breathable clothing you own, a hat, and more water than feels necessary, a proper rain shell rather than an umbrella.
Budget for mid-season pricing, and crowds are light for this destination.
If your dates are flexible, October is materially better in Nosy Be — 3.6 points higher on the same scale.
Frequently asked
- What is the weather like in Nosy Be in December?
- In December, Nosy Be averages 28°C, 188 mm of rain, and about 31 days with 6+ hours of sunshine. Its climate-comfort score is 6.3/10.
- Is December a good time to visit Nosy Be?
- December earns a 6.3/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
- How much does it rain in Nosy Be in December?
- Expect about 188 mm of rain in December. Average humidity is 79% and there are about 31 days with 6+ hours of sunshine.
Curated in Nosy Be
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Things to do in Nosy Be
Nosy Be, Madagascar. Live activities and tours from GetYourGuide, matched to this destination.

