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Owerri Weather by Month
Average temperatures, rainfall and humidity for Owerri, Nigeria, month by month, built from OpenWeather's historical records. Use it to see what a typical Owerri month looks like before you travel — then check the live Owerri forecast for the days ahead.
Warmest month
February
36°C average high
Coolest month
August
22°C average low
Wettest month
July
245 mm of rain
Driest month
December
17 mm of rain
Average temperature and rainfall in Owerri by month
Averages of the daily highs and lows recorded in each month, with total rainfall, mean humidity and mean wind speed.
| Month | Avg high | Avg low | Record low / high | Rainfall | Humidity | Wind |
|---|---|---|---|---|---|---|
| January | 35°C | 22°C | 15°C / 40°C | 34 mm | 63% | 8 km/h |
| February | 36°C | 23°C | 17°C / 43°C | 37 mm | 66% | 8 km/h |
| March | 34°C | 24°C | 21°C / 41°C | 122 mm | 76% | 9 km/h |
| April | 33°C | 24°C | 20°C / 39°C | 126 mm | 80% | 8 km/h |
| May | 32°C | 23°C | 21°C / 37°C | 104 mm | 86% | 8 km/h |
| June | 29°C | 23°C | 20°C / 35°C | 161 mm | 91% | 8 km/h |
| July | 28°C | 22°C | 19°C / 33°C | 245 mm | 92% | 8 km/h |
| August | 28°C | 22°C | 19°C / 33°C | 210 mm | 91% | 9 km/h |
| September | 28°C | 22°C | 21°C / 54°C | 207 mm | 92% | 8 km/h |
| October | 30°C | 23°C | 20°C / 34°C | 150 mm | 90% | 7 km/h |
| November | 32°C | 23°C | 18°C / 36°C | 71 mm | 83% | 7 km/h |
| December | 34°C | 22°C | 17°C / 39°C | 17 mm | 68% | 7 km/h |
Best time to visit Owerri
The most comfortable time to visit Owerri is generally November to January, balancing mild daytime temperatures against the driest stretch of the year. The city has a moderate seasonal swing and rain concentrates around July, totalling about 1482 mm a year.
Travellers who prefer heat should aim for February, when highs average 36°C. July is the month to avoid if rain would spoil your plans — it averages 245 mm, roughly 15× the rainfall of December.
Source: OpenWeather historical and statistical weather data. Values are long-term averages, not a forecast — see the Owerri forecast for what is happening now.