Hyannis Weather in June

The climate in Hyannis during June can be summarized as warm and a little damp.

June is in the summer in Hyannis and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around a comfortable 28°C (81°F), whilst at night 11°C (51°F) is normal.

On average June is the 2nd wettest month of the year in Hyannis with around 82mm 3.2 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 10 days, although this may vary considerably.

On the flip side this corresponds to an average of 11.3 hours of sunshine per day.

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 Hyannis in June 2024.