In March, Onitsha typically sees daytime highs of 34.2°C and overnight lows around 23.6°C. Compared to the annual average high of 31.5°C, March runs +2.7°C.
March in Onitsha averages a daytime high of 34.2°C and an overnight low of 23.6°C.
March runs +2.7°C compared to Onitsha's annual average high of 31.5°C, ranking #2 of 12 months by warmth.
Plan for daytime highs near 34.2°C and cooler evenings around 23.6°C.