Weather in Onitsha, Nigeria
Historical monthly conditions · 2021–2025
Monthly averages
Average daily air-temperature lows/highs and peak wind gusts. Rain is the average monthly total.
| Month | Avg low | Avg high | Rain | Cloud cover | Avg peak gust |
|---|---|---|---|---|---|
| January | 23°C | 35°C | 7.7 mm | 51% | 27.8 km/h |
| February | 25°C | 37°C | 14.3 mm | 56% | 30.9 km/h |
| March | 25°C | 35°C | 64.5 mm | 77% | 32.8 km/h |
| April | 25°C | 34°C | 97.4 mm | 82% | 31.3 km/h |
| May | 24°C | 32°C | 138.0 mm | 81% | 27.6 km/h |
| June | 24°C | 31°C | 243.7 mm | 83% | 26.1 km/h |
| July | 24°C | 29°C | 217.1 mm | 88% | 27.9 km/h |
| August | 24°C | 29°C | 217.9 mm | 90% | 28.9 km/h |
| September | 24°C | 30°C | 286.5 mm | 88% | 26.6 km/h |
| October | 24°C | 31°C | 203.6 mm | 87% | 24.7 km/h |
| November | 24°C | 33°C | 49.5 mm | 69% | 25.0 km/h |
| December | 23°C | 35°C | 6.9 mm | 49% | 26.2 km/h |
Weather match by month
Feels like 15°C–30°C · cloud ≤60% · rain ≤0.1 mm/h · gust ≤50 km/h
Feels-like temperature accounts for humidity and wind in shade. Percentages cover 08:00–20:00 local solar time.
| Month | Match rate | |
|---|---|---|
| January | 6.9% | |
| February | 3.2% | |
| March | 0.1% | |
| April | 0.1% | |
| May | 0.4% | |
| June | 0.7% | |
| July | 0.8% | |
| August | 0.7% | |
| September | 0.5% | |
| October | 0.4% | |
| November | 0.6% | |
| December | 6.4% |
About this location and data
- Urban-centre population
- 5,627,706
- Elevation
- 114 m
- Coordinates
- 6.07°N, 6.92°E
- Urban area
- 1,093 km²
Weather averages use 6 ERA5 grid cells, weighted by the area of the urban centre in each cell.
2021-2025 recent-weather sample (not a 30-year normal).
How the weather scores are calculatedNearby places with higher scores
Annual results for the default weather criteria: