Climate Overview
The climate in Port Harcourt is hot. The average annual temperature is 27°C and approximately 3067mm of precipitation falls per year. July is the wettest month, receiving around 420mm of rainfall. Port Harcourt sits near the equator, so seasonal temperature differences are minimal throughout the year.
Temperature
Port Harcourt sees moderate temperature variation throughout the year, ranging from 24°C to 35°C. The warmest month is January, when average highs reach 35°C and the mean temperature sits around 28°C. August is the coolest month, with minimum temperatures around 24°C and an average of 25°C. Daily temperature variation is modest, with an average difference of 7°C between highs and lows.
Precipitation
Port Harcourt is a very wet location, receiving approximately 3067mm of precipitation annually, which averages out to around 256mm per month. The wettest month is July, averaging 420mm of rainfall. September and June also tend to see above-average precipitation. The driest month is January, with just 10mm. That's 411mm less than July, 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
Port Harcourt 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 February, averaging 2km/h, though still comfortable for most outdoor activities. The calmest conditions occur in October, with average winds dropping to 2km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 0km/h gap between the calmest and windiest months.
Seasons
53 days until Autumn
It is currently summer in Port Harcourt, which began on June 21, 2026. Port Harcourt sits near the equator, so the traditional four-season cycle is less pronounced — temperatures remain relatively stable year-round. The warmest period peaks in January at around 35°C, while the coldest stretch bottoms out in August near 24°C. Autumn is next, beginning on September 23, 2026 — 53 days from now.
Spring
Temperatures range from 25 to 32°C. Rainfall is heavy, totalling around 903mm across the season with a monthly average of 301mm. Winds are generally light, averaging 2km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.
Summer
Temperatures range from 24 to 29°C. Rainfall is heavy, totalling around 1151mm across the season with a monthly average of 384mm. Winds are generally light, averaging 2km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.
Autumn
Temperatures range from 24 to 31°C. Rainfall is heavy, totalling around 895mm across the season with a monthly average of 298mm. Winds are generally light, averaging 2km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from 24 to 35°C. Rainfall is relatively light, with around 119mm over the season and a monthly average of 40mm. Winds are generally light, averaging 2km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.
Monthly Climate Data
The table below shows monthly climate averages for Port Harcourt 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.
