In April, Portsmouth Heights typically sees daytime highs of 21.0°C and overnight lows around 8.5°C. Compared to the annual average high of 20.6°C, April runs +0.4°C.
April in Portsmouth Heights averages a daytime high of 21.0°C and an overnight low of 8.5°C.
April runs +0.4°C compared to Portsmouth Heights's annual average high of 20.6°C, ranking #7 of 12 months by warmth.
Plan for daytime highs near 21.0°C and cooler evenings around 8.5°C.