Portland Weather in June

What's the weather like in Portland (Maine) in June 2024?

The climate in Portland during June can be summarized as mild and a little damp.

June is in the summer in Portland and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around 23°C (73°F), whilst at night 11°C (53°F) is normal.

Portland weather averages (imperial / metric)
Daytime temperature 22.8°C 73°F
Nightly temperature 11.4°C 52.5°F
Average temperature 17.1°C 62.8°F
Daily sunshine 9.2 hrs
Avg rainfall 85 mm 3.3 ins
Rainy days 11 days
Sea temperature 12.8°C 55.1°F
Humidity 75%
Windspeed 14kph 9 mph

On average June is the 4th driest month of the year in Portland with around 85mm 3.3 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 11 days, although this may vary considerably.

On the flip side this corresponds to an average of 9.2 hours of sunshine per day.

June temperatures in Portland

Portland average temperature in June

June rainfall

Portland average rain in June

June hourly sunshine

Portland average rain in June

The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Portland in June 2024.