The highest day temperature in June 2026 was 95°F. The lowest night temperature was 44°F. The average values for day and night temperatures during June were 82.2°F и 62.5°F respectivly.

The average sea surface temperature in June 2026 for Plymouth was 62.7°F. The maximum and minimum values were 54.4°F and 67.6°F respectively.

Most of the days in June are sunny but you can also expect cloudy and gloomy days.

Precipitation total in June for Plymouth is 0.8 in. It makes june one of the least rainy months of the year.

The average wind speed in June is 8.2 mph. It makes June one of the most windless months of the year for Plymouth.

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Plymouth in June is 8.9 hours.