Climate Insights for Mayumba
Basse-Banio Department, Nyanga Province, Gabon
Climate Overview
The climate in Mayumba is hot. The average annual temperature is 25°C and approximately 1,493 mm of precipitation falls per year. November is the wettest month, receiving around 269 mm of rainfall. Mayumba sits near the equator, so seasonal temperature differences are minimal throughout the year.The climate in Mayumba is hot. The average annual temperature is 77°F and approximately 58.8 in of precipitation falls per year. November is the wettest month, receiving around 10.6 in of rainfall. Mayumba sits near the equator, so seasonal temperature differences are minimal throughout the year.
Temperature
Mayumba has relatively stable temperatures year-round, staying within a 7°C range. The warmest month is March, when average highs reach 28°C and the mean temperature sits around 27°C. July is the coolest month, with minimum temperatures around 21°C and an average of 22°C. Daily temperature variation is modest, with an average difference of 2°C between highs and lows. The sharpest temperature change occurs between May and June, with a 2°C shift in average temperatures.Mayumba has relatively stable temperatures year-round, staying within a 13°F range. The warmest month is March, when average highs reach 83°F and the mean temperature sits around 81°F. July is the coolest month, with minimum temperatures around 70°F and an average of 72°F. Daily temperature variation is modest, with an average difference of 4°F between highs and lows. The sharpest temperature change occurs between May and June, with a 4°F shift in average temperatures.
Precipitation
Mayumba is a fairly wet location, receiving approximately 1,493 mm of precipitation annually, which averages out to around 124 mm per month. The wettest month is November, averaging 269 mm of rainfall. December and January also tend to see above-average precipitation. The driest month is July, with just 6 mm. That's 263 mm less than November, 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.Mayumba is a fairly wet location, receiving approximately 58.8 in of precipitation annually, which averages out to around 4.9 in per month. The wettest month is November, averaging 10.6 in of rainfall. December and January also tend to see above-average precipitation. The driest month is July, with just 0.2 in. That's 10.4 in less than November, 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
Mayumba is relatively calm, with an average annual wind speed of 10km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is September, averaging 12km/h, though still comfortable for most outdoor activities. The calmest conditions occur in January, with average winds dropping to 8km/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.Mayumba is mildly breezy, with an average annual wind speed of 6mph. For context, sustained winds below 7mph are generally light, while anything above 16mph is considered strong. The windiest month is September, averaging 8mph, noticeable enough to affect lighter outdoor activities. The calmest conditions occur in January, with average winds dropping to 5mph, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 3mph gap between the calmest and windiest months.
Best Time to Visit
The best time to visit Mayumba is during June, July, August and September, when the weather is most comfortable for travellers. During these months, average temperatures hover around 23°C with modest rainfall averaging 15 mm per month. By contrast, March can be uncomfortably hot with temperatures reaching 28°C. With minimal rainfall expected, you can pack light and plan outdoor activities with confidence.The best time to visit Mayumba is during June, July, August and September, when the weather is most comfortable for travellers. During these months, average temperatures hover around 73°F with modest rainfall averaging 0.6 in per month. By contrast, March can be uncomfortably hot with temperatures reaching 83°F. With minimal rainfall expected, you can pack light and plan outdoor activities with confidence.
Monthly Climate Data
The table below shows monthly climate averages for Mayumba 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 Mayumba 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.