Climate Insights for Oyem
Woleu, Woleu-Ntem, Gabon
Climate Overview
The climate in Oyem is warm and mild. The average annual temperature is 24°C and approximately 2,144 mm of precipitation falls per year. Oyem receives a notable amount of rainfall throughout the year, including during its driest month. Oyem sits near the equator, so seasonal temperature differences are minimal throughout the year.The climate in Oyem is warm and mild. The average annual temperature is 75°F and approximately 84.4 in of precipitation falls per year. Oyem receives a notable amount of rainfall throughout the year, including during its driest month. Oyem sits near the equator, so seasonal temperature differences are minimal throughout the year.
Temperature
Oyem has relatively stable temperatures year-round, staying within a 10°C range. The warmest month is February, when average highs reach 30°C and the mean temperature sits around 25°C. October is the coolest month, with minimum temperatures around 20°C and an average of 24°C. Daily temperature variation is modest, with an average difference of 8°C between highs and lows.Oyem has relatively stable temperatures year-round, staying within a 18°F range. The warmest month is February, when average highs reach 87°F and the mean temperature sits around 77°F. October is the coolest month, with minimum temperatures around 69°F and an average of 74°F. On average, daily temperatures fluctuate by about 15°F between overnight lows and afternoon highs.
Precipitation
Oyem is a very wet location, receiving approximately 2,144 mm of precipitation annually, which averages out to around 179 mm per month. The wettest month is October, averaging 291 mm of rainfall. November and September also tend to see above-average precipitation. The driest month is January, with just 74 mm. That's 217 mm less than October, the wettest month. Precipitation varies noticeably between seasons, with the second half (July to December) of the year generally seeing more rainfall.Oyem is a very wet location, receiving approximately 84.4 in of precipitation annually, which averages out to around 7 in per month. The wettest month is October, averaging 11.5 in of rainfall. November and September also tend to see above-average precipitation. The driest month is January, with just 2.9 in. That's 8.5 in less than October, the wettest month. Precipitation varies noticeably between seasons, with the second half (July to December) of the year generally seeing more rainfall.
Wind
Oyem is relatively calm, with an average annual wind speed of 6km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is August, averaging 7km/h, though still comfortable for most outdoor activities. The calmest conditions occur in May, with average winds dropping to 5km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 2km/h gap between the calmest and windiest months.Oyem is relatively calm, with an average annual wind speed of 3mph. For context, sustained winds below 7mph are generally light, while anything above 16mph is considered strong. The windiest month is August, averaging 4mph, though still comfortable for most outdoor activities. The calmest conditions occur in May, with average winds dropping to 3mph, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 1mph gap between the calmest and windiest months.
Best Time to Visit
The best time to visit Oyem is during January, when the weather is most comfortable for travellers. During these months, average temperatures hover around 25°C with modest rainfall averaging 74 mm per month. By contrast, February can be uncomfortably hot with highs reaching 30°C, while October is the coldest period with lows dropping to 20°C. Despite being the best months overall, some rain is still likely. Pack a waterproof layer and plan a mix of indoor and outdoor activities.The best time to visit Oyem is during January, when the weather is most comfortable for travellers. During these months, average temperatures hover around 77°F with modest rainfall averaging 2.9 in per month. By contrast, February can be uncomfortably hot with highs reaching 87°F, while October is the coldest period with lows dropping to 69°F. Despite being the best months overall, some rain is still likely. Pack a waterproof layer and plan a mix of indoor and outdoor activities.
Monthly Climate Data
The table below shows monthly climate averages for Oyem 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 Oyem 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.