Climate Overview
The climate in Oyem Airport is warm and mild. The average annual temperature is 24°C and approximately 2335mm of precipitation falls per year. Oyem Airport receives a notable amount of rainfall throughout the year, including during its driest month. Oyem Airport sits near the equator, so seasonal temperature differences are minimal throughout the year.
Temperature
Oyem Airport 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. July is the coolest month, with minimum temperatures around 20°C and an average of 23°C. Daily temperature variation is modest, with an average difference of 8°C between highs and lows.
Precipitation
Oyem Airport is a very wet location, receiving approximately 2335mm of precipitation annually, which averages out to around 195mm per month. The wettest month is October, averaging 300mm of rainfall. September and November also tend to see above-average precipitation. The driest month is January, with just 95mm. That's 205mm 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 Airport is relatively calm, with an average annual wind speed of 2km/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 2km/h, though still comfortable for most outdoor activities. The calmest conditions occur in May, with average winds dropping to 1km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 1km/h between the calmest and windiest months.
Seasons
84 days until Autumn
It is currently summer in Oyem Airport, which began on June 21, 2026. Oyem Airport sits near the equator, so the traditional four-season cycle is less pronounced — temperatures remain relatively stable year-round. The warmest period peaks in February at around 30°C, while the coldest stretch bottoms out in July near 20°C. Autumn is next, beginning on September 23, 2026 — 84 days from now.
Spring
Temperatures range from 21 to 30°C. Rainfall is heavy, totalling around 673mm across the season with a monthly average of 224mm. Winds are generally light, averaging 1km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.
Summer
Temperatures range from 20 to 28°C. Rainfall is heavy, totalling around 446mm across the season with a monthly average of 149mm. Winds are generally light, averaging 2km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.
Autumn
Temperatures range from 20 to 29°C. Rainfall is heavy, totalling around 815mm across the season with a monthly average of 272mm. Winds are generally light, averaging 1km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from 21 to 30°C. Rainfall is heavy, totalling around 401mm across the season with a monthly average of 134mm. Winds are generally light, averaging 2km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.
Best Time to Visit
The best time to visit Oyem Airport is during January, when the weather is most comfortable for travellers. During these months, average temperatures hover around 25°C with modest rainfall averaging 95mm per month. By contrast, February can be uncomfortably hot with highs reaching 30°C, while July 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.
Monthly Climate Data
The table below shows monthly climate averages for Oyem Airport 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.
