Climate Overview
The climate in Oyo is hot. The average annual temperature is 27°C and approximately 971mm of precipitation falls per year. August is the wettest month, receiving around 174mm of rainfall. Oyo sits near the equator, so seasonal temperature differences are minimal throughout the year.
Temperature
Oyo sees moderate temperature variation throughout the year, ranging from 22°C to 36°C. February is the hottest month, with daytime highs reaching 36°C and an average of 30°C. December is the coolest month, with minimum temperatures around 22°C and an average of 28°C. On average, daily temperatures fluctuate by about 9°C between overnight lows and afternoon highs.
Precipitation
Oyo is a moderately rainy area, receiving approximately 971mm of precipitation annually, which averages out to around 81mm per month. The wettest month is August, averaging 174mm of rainfall. September and June also tend to see above-average precipitation. The driest month is December, with just 2mm. That's 173mm less than August, 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
Oyo is mildly breezy, with an average annual wind speed of 12km/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 15km/h, though still comfortable for most outdoor activities. The calmest conditions occur in October, with average winds dropping to 10km/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
89 days until Summer
It is currently spring in Oyo, which began on March 20, 2026. Oyo 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 36°C, while the coldest stretch bottoms out in December near 22°C. Summer is next, beginning on June 21, 2026 — 89 days from now.
Spring
Temperatures range from 24 to 35°C. Precipitation is moderate at around 205mm for the season, averaging 68mm per month. Winds are generally light, averaging 14km/h. Light layers work well as temperatures warm through the season — a great time to be outdoors.
Summer
Temperatures range from 22 to 30°C. Rainfall is heavy, totalling around 451mm across the season with a monthly average of 150mm. Winds are generally light, averaging 12km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.
Autumn
Temperatures range from 23 to 33°C. Precipitation is moderate at around 298mm for the season, averaging 99mm per month. Winds are generally light, averaging 11km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from 22 to 36°C. Precipitation is minimal, with only around 17mm for the entire season. Winds are generally light, averaging 12km/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 Oyo 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.
