Climate Insights for Ouésso
District de Mokeko, Sangha, Congo-Brazzaville
Climate Overview
The climate in Ouésso is hot. The average annual temperature is 26°C and approximately 1,259 mm of precipitation falls per year. October is the wettest month, receiving around 189 mm of rainfall. Ouésso sits near the equator, so seasonal temperature differences are minimal throughout the year.The climate in Ouésso is hot. The average annual temperature is 78°F and approximately 49.6 in of precipitation falls per year. October is the wettest month, receiving around 7.4 in of rainfall. Ouésso sits near the equator, so seasonal temperature differences are minimal throughout the year.
Temperature
Ouésso has relatively stable temperatures year-round, staying within a 10°C range. The warmest month is February, when average highs reach 32°C and the mean temperature sits around 27°C. January is the coolest month, with minimum temperatures around 22°C and an average of 26°C. Daily temperature variation is modest, with an average difference of 8°C between highs and lows.Ouésso sees moderate temperature variation throughout the year, ranging from 71°F to 90°F. The warmest month is February, when average highs reach 90°F and the mean temperature sits around 80°F. January is the coolest month, with minimum temperatures around 71°F and an average of 79°F. On average, daily temperatures fluctuate by about 15°F between overnight lows and afternoon highs.
Precipitation
Ouésso is a fairly wet location, receiving approximately 1,259 mm of precipitation annually, which averages out to around 105 mm per month. The wettest month is October, averaging 189 mm of rainfall. September and April also tend to see above-average precipitation. The driest month is January, with just 28 mm. That's 161 mm less than October, 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.Ouésso is a fairly wet location, receiving approximately 49.6 in of precipitation annually, which averages out to around 4.1 in per month. The wettest month is October, averaging 7.4 in of rainfall. September and April also tend to see above-average precipitation. The driest month is January, with just 1.1 in. That's 6.3 in less than October, 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
Ouésso is relatively calm, with an average annual wind speed of 5km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is February, averaging 7km/h, though still comfortable for most outdoor activities. The calmest conditions occur in November, with average winds dropping to 4km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 3km/h gap between the calmest and windiest months.Ouésso 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 February, averaging 4mph, though still comfortable for most outdoor activities. The calmest conditions occur in November, 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.
Monthly Climate Data
The table below shows monthly climate averages for Ouésso 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 Ouésso 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.