Climate Insights for Mahajanga
Mahajanga I, Boeny, Madagascar
Climate Overview
The climate in Mahajanga is hot. The average annual temperature is 27°C and approximately 1,383 mm of precipitation falls per year. January is the wettest month, receiving around 489 mm of rainfall. Mahajanga is in the Southern Hemisphere. The seasons are reversed: summer runs from December to February, while winter falls between June and August. The summer months are: April, October, May. The coldest months are July, August, June, when temperatures can drop to 21°C.The climate in Mahajanga is hot. The average annual temperature is 81°F and approximately 54.4 in of precipitation falls per year. January is the wettest month, receiving around 19.2 in of rainfall. Mahajanga is in the Southern Hemisphere. The seasons are reversed: summer runs from December to February, while winter falls between June and August. The summer months are: April, October, May. The coldest months are July, August, June, when temperatures can drop to 70°F.
Temperature
Mahajanga sees moderate temperature variation throughout the year, ranging from 21°C to 32°C. The warmest month is April, when average highs reach 32°C and the mean temperature sits around 29°C. July is the coolest month, with minimum temperatures around 21°C and an average of 25°C. Daily temperature variation is modest, with an average difference of 7°C between highs and lows.Mahajanga sees moderate temperature variation throughout the year, ranging from 70°F to 90°F. The warmest month is April, when average highs reach 90°F and the mean temperature sits around 83°F. July is the coolest month, with minimum temperatures around 70°F and an average of 77°F. Daily temperature variation is modest, with an average difference of 12°F between highs and lows.
Precipitation
Mahajanga is a fairly wet location, receiving approximately 1,383 mm of precipitation annually, which averages out to around 115 mm per month. The wettest month is January, averaging 489 mm of rainfall. February and March also tend to see above-average precipitation. The driest month is July, with just 1 mm. That's 488 mm less than January, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic.Mahajanga is a fairly wet location, receiving approximately 54.4 in of precipitation annually, which averages out to around 4.5 in per month. The wettest month is January, averaging 19.3 in of rainfall. February and March also tend to see above-average precipitation. The driest month is July, with just 0 in. That's 19.2 in less than January, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic.
Wind
Mahajanga is relatively calm, with an average annual wind speed of 11km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is July, averaging 13km/h, though still comfortable for most outdoor activities. The calmest conditions occur in February, with average winds dropping to 9km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 4km/h gap between the calmest and windiest months. Wind tends to be stronger during winter months, driven by seasonal pressure systems. The seasonal averages break down to 13km/h in winter, 12km/h in spring, 10km/h in summer, 10km/h in autumn.Mahajanga is mildly breezy, with an average annual wind speed of 7mph. For context, sustained winds below 7mph are generally light, while anything above 16mph is considered strong. The windiest month is July, averaging 8mph, noticeable enough to affect lighter outdoor activities. The calmest conditions occur in February, with average winds dropping to 6mph, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 2mph gap between the calmest and windiest months. Wind tends to be stronger during winter months, driven by seasonal pressure systems. The seasonal averages break down to 8mph in winter, 8mph in spring, 6mph in summer, 6mph in autumn.
Monthly Climate Data
The table below shows monthly climate averages for Mahajanga based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.The table below shows monthly climate averages for Mahajanga based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Fahrenheit (°F). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in miles per hour (mph). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.