Climate Overview
The climate in Asaba is hot. The average annual temperature is 28°C and approximately 1181mm of precipitation falls per year. September is the wettest month, receiving around 217mm of rainfall. Asaba sits near the equator, so seasonal temperature differences are minimal throughout the year.
Temperature
Asaba sees moderate temperature variation throughout the year, ranging from 24°C to 37°C. February is the hottest month, with daytime highs reaching 37°C and an average of 30°C. January is the coolest month, with minimum temperatures around 24°C and an average of 29°C. Daily temperature variation is modest, with an average difference of 8°C between highs and lows.
Precipitation
Asaba is a moderately rainy area, receiving approximately 1181mm of precipitation annually, which averages out to around 98mm per month. The wettest month is September, averaging 217mm of rainfall. June and July also tend to see above-average precipitation. The driest month is December, with just 1mm. That's 216mm less than September, 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
Asaba is mildly breezy, with an average annual wind speed of 13km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is March, averaging 16km/h, though still comfortable for most outdoor activities. The calmest conditions occur in October, with average winds dropping to 11km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 5km/h gap between the calmest and windiest months.
Seasons
90 days until Summer
It is currently spring in Asaba, which began on March 20, 2026. Asaba 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 37°C, while the coldest stretch bottoms out in January near 24°C. Summer is next, beginning on June 21, 2026 — 90 days from now.
Spring
Temperatures range from 25 to 35°C. Precipitation is moderate at around 242mm for the season, averaging 81mm per month. Winds are generally light, averaging 14km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.
Summer
Temperatures range from 24 to 31°C. Rainfall is heavy, totalling around 537mm across the season with a monthly average of 179mm. Winds are generally light, averaging 12km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.
Autumn
Temperatures range from 24 to 33°C. Rainfall is heavy, totalling around 387mm across the season with a monthly average of 129mm. Winds are generally light, averaging 11km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from 24 to 37°C. Precipitation is minimal, with only around 15mm for the entire season. Winds are generally light, averaging 13km/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 Asaba 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.
