Mahajanga Weather & Climate: Best Time to Visit

The climate in Mahajanga remains fairly constant, offering very warm temperatures throughout the year. Average maximum daytime temperatures range from a very warm 33°C (91°F) in April, the warmest time of the year, to a very warm 31°C (88°F) during cooler months like July.

At night, you can expect temperatures ranging from 25°C (77°F) in April to around 21°C (70°F) during July.

Check out our detailed temperature page for more information.

Temperature ranges by month

Mahajanga is known for its substantial rainfall, with annual precipitation reaching 1385 mm (55 in). Significant seasonal changes in precipitation occur throughout the year. In the wettest month, January it receives heavy rainfall, averaging 440 mm (17 in) of precipitation, recorded across 19 rainy days. In contrast, the driest month June brings less rainfall, with 1.3 mm (0.1 in) over a single rainy day. For more details, please visit our Mahajanga Precipitation page.

The mean monthly precipitation over the year, including rain, hail, and snow

The average number of days each month with precipitation

Seasonal changes in sunshine hours are quite dramatic in Mahajanga. While October receives considerable daily sunshine with up to 10.6 hours, February marks the darkest time of the year, where sunshine is scarce with only 6.2 hours of sunlight per day.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Daily hours of sunshine

The relative humidity is high throughout the year in Mahajanga.

The city experiences its highest humidity in February, reaching 82%. In August, the humidity drops to its lowest level at 59%. What does this mean? Read our detailed page on humidity levels for further details.

Relative humidity over the year