Climate averages 1991–2020
Antalaha weather
in December.
A hot, wet month: the 3rd warmest and the 9th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
December is a hot month in Antalaha: daytime highs average 28.9°C and nights cool to about 23.3°C. By daytime temperature it is the 3rd warmest of the 12 months.
Expect about 173 mm of rain on roughly 23 days, which makes December a wet month (the 9th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 59 min on an average December day.
The nearest other city in this atlas is Sambava (71 km away). In December its highs average 29.2°C, about as warm as Antalaha, with 179 mm of rain.
Among the 12 cities listed in Madagascar, Antalaha ranks 5th of 12 for the warmest December highs and 4th of 12 for the driest December (rainfall, lowest first). The mean December high of those 12 cities is 27.6°C; Antalaha is 1.3°C warmer than that mean.
From December to January, average highs rise by 0.1°C to 29.0°C, and monthly rainfall rises from 173 mm to 294 mm.
The annual picture
December in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Antalaha climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 29.0°C23.7°C | 23.7°C | 294 | 28.2 | 12.913 h |
| February | 29.0°C23.9°C | 23.9°C | 280 | 25.1 | 12.613 h |
| March | 28.6°C23.8°C | 23.8°C | 256 | 25.7 | 12.212 h |
| April | 27.9°C23.4°C | 23.4°C | 123 | 19.8 | 11.812 h |
| May | 26.8°C22.2°C | 22.2°C | 66 | 15.9 | 11.411 h |
| June | 25.1°C20.7°C | 20.7°C | 55 | 15.4 | 11.311 h |
| July | 24.2°C19.7°C | 19.7°C | 66 | 16.4 | 11.311 h |
| August | 24.4°C19.6°C | 19.6°C | 53 | 16.0 | 11.612 h |
| September | 25.4°C20.0°C | 20.0°C | 43 | 13.6 | 12.012 h |
| October | 26.9°C21.1°C | 21.1°C | 56 | 12.7 | 12.412 h |
| November | 28.1°C22.2°C | 22.2°C | 70 | 14.5 | 12.813 h |
| December, selected | 28.9°C23.3°C | 23.3°C | 173 | 22.7 | 13.013 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
December in nearby cities
- Sambava in DecemberMadagascar · 71 kmHigh 29.2°C · Low 23.4°C · 179 mm rain
- Antsiranana in DecemberMadagascar · 306 kmHigh 30.4°C · Low 23.8°C · 121 mm rain
- Toamasina in DecemberMadagascar · 373 kmHigh 27.4°C · Low 23.2°C · 186 mm rain
- Mahajanga in DecemberMadagascar · 435 kmHigh 31.2°C · Low 24.6°C · 205 mm rain
- Antananarivo in DecemberMadagascar · 533 kmHigh 25.7°C · Low 16.4°C · 181 mm rain
- Imerintsiatosika in DecemberMadagascar · 553 kmHigh 25.5°C · Low 16.3°C · 212 mm rain
- Mamoudzou in DecemberMayotte · 594 kmHigh 27.9°C · Low 25.9°C · 109 mm rain
- Antanifotsy in DecemberMadagascar · 615 kmHigh 23.6°C · Low 14.2°C · 308 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Antalaha) is explained once on the Antalaha year overview and on the Sources, method and limits page.