Portland Weather in April

April in Portland brings moderate temperatures, with highs of 12°C (54°F) and nights dropping to 2°C (36°F). Rainfall is on the higher side this month, averaging around 113 mm (4.4 in), so keep a rain jacket handy.

Rainfall in Portland in April

Based on our climate data of the past 30 years, about 11 days of rain are anticipated, with 113 mm (4.4 in) on average. Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.

Temperature in Portland in April

Daytime temperatures in Portland reach 12°C (54°F) in April, dropping to 2°C (36°F) at night. Temperatures can feel cooler in the morning and evening, so layering is often the best approach. Nights fall to 2°C (36°F), which is cold enough to feel it indoors too. A good thick duvet makes all the difference for a comfortable night's sleep.

Sunshine in Portland in April

There are approximately 213 hours of sunshine this month, resulting in mostly clear days. Despite the cool temperatures, the sunshine makes it an enjoyable time to be outside.

Average water temperature in April

The water temperature is only 5°C (41°F) this month, cold enough that most people will want to stay out. Hardy swimmers may manage a quick dip, but it won't be comfortable.

If you're looking for dry conditions and comfortable temperatures, April may not be the ideal month to visit Portland. Our weather planner can help you explore destinations with more pleasant weather conditions.