The highest day temperature in April 2025 was 71°F. The lowest night temperature was 20°F. The average values for day and night temperatures during April were 49.2°F и 37.8°F respectivly.

The average sea surface temperature in April 2025 for Bar Harbor was 37.6°F. The maximum and minimum values were 34.4°F and 41.8°F respectively.

Most of the days in April are gloomy but you can also expect sunny days.

Precipitation total in April for Bar Harbor is 1.2 in. It makes april one of the most rainy months of the year.

The average wind speed in April is 9.7 mph.

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 Bar Harbor in April is 5.8 hours.