June weather forecast
Bar Harbor, ME

The popular tourist spot of Bar Harbor in Maine, within the Mount Desert Island
The popular tourist spot of Bar Harbor in Maine, within the Mount Desert Island

Weather in June

The first month of the summer, June, is a comfortable month in Bar Harbor, Maine, with an average temperature fluctuating between 66°F (18.9°C) and 51.4°F (10.8°C).

Temperature

In Bar Harbor, the average high-temperature in June marginally rises from a moderate 58.6°F (14.8°C) in May to a comfortable 66°F (18.9°C). In Bar Harbor, the average low-temperature is 51.4°F (10.8°C).

Humidity

The average relative humidity in June in Bar Harbor is 79%.

Rainfall

In Bar Harbor, it is raining for 13.8 days, with typically 2.6" (66mm) of accumulated precipitation. In Bar Harbor, during the entire year, the rain falls for 142.1 days and collects up to 32.28" (820mm) of precipitation.

Snowfall

June through September are months without snowfall in Bar Harbor, Maine.

Ocean temperature

In June, the average ocean temperature in Bar Harbor, Maine, is 49.5°F (9.7°C).
Note: Swimming in 49.5°F (9.7°C) is considered dangerous. Unprotected immersion in temperatures below 50°F (10°C) causes quickly maximum intensity cold shock with hyperventilation.

Daylight

June has the longest days of the year, with an average of 15h and 29min of daylight.
On the first day of the month, sunrise is at 4:51 am and sunset at 8:10 pm. On the last day of June, in Bar Harbor, sunrise is at 4:51 am and sunset at 8:21 pm EDT.

Sunshine

In Bar Harbor, the average sunshine in June is 8.6h.

UV index

The months with the highest UV index in Bar Harbor are June through August, with an average maximum UV index of 5. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for average individuals.
Note: The daily maximum UV index of 5 in June interpret into the following advice:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
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FAQ

What is the temperature in June in Bar Harbor?

In Bar Harbor, in June, the average high-temperature is 66°F (18.9°C), and the average low-temperature is 51.4°F (10.8°C).

What is the average humidity in June in Bar Harbor?

In June, the average relative humidity in Bar Harbor, Maine, is 79%.

How many days does it rain in June in Bar Harbor?

In Bar Harbor, during June, the rain falls for 13.8 days and regularly aggregates up to 2.6" (66mm) of precipitation.

When it does not snow in Bar Harbor?

June through September are months without snowfall in Bar Harbor, Maine.

Does it snow in Bar Harbor in June?

In June, in Bar Harbor, it doesn't snow. May is the latest month when it typically snows.

What is the water temperature in June in Bar Harbor?

In Bar Harbor, in June, the average water temperature is 49.5°F (9.7°C). At temperatures below 50°F (10°C), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 55.4°F (13°C) is not comfortable.

When are the longest days in Bar Harbor?

The month with the longest days in Bar Harbor is June, with an average of 15h and 29min of daylight.

How many hours of daylight does Bar Harbor have in June?

In Bar Harbor, Maine, the average day length in June is 15h and 29min.

What time are sunrise and sunset in June in Bar Harbor?

In June, on the first day of the month, sunrise is at 4:51 am and sunset at 8:10 pm. On the last day of the month, in Bar Harbor, Maine, sunrise is at 4:51 am and sunset at 8:21 pm EDT.

How long on average sun shines in June in Bar Harbor?

The average sunshine duration in June in Bar Harbor is 8.6h.

What is the month with the highest UV index in Bar Harbor?

The months with the highest UV index are June through August, with an average maximum UV index of 5.

What is the UV index intensity in June in Bar Harbor?

In June, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a moderate vulnerability from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in June
Bar Harbor, ME

Average temperature in June - Bar Harbor, ME
  • Average high temperature in June: 66°F

The warmest month (with the highest average high temperature) is August (73.4°F).
The month with the lowest average high temperature is January (29.7°F).

  • Average low temperature in June: 51.4°F

The month with the highest average low temperature is July (58.1°F).
The coldest month (with the lowest average low temperature) is January (18.5°F).

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Average pressure in June
Bar Harbor, ME

Average pressure in June - Bar Harbor, ME
  • Average pressure in June: 29.91"Hg

The month with the highest atmospheric pressure is September (30.04"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

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Average wind speed in June
Bar Harbor, ME

Average wind speed in June - Bar Harbor, ME
  • Average wind speed in June: 7.1mph

The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest months (with the lowest average wind speed) are July and August (6.3mph).

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Average humidity in June
Bar Harbor, ME

Average humidity in June - Bar Harbor, ME
  • Average humidity in June: 79%

The month with the highest relative humidity is February (83%).
The month with the lowest relative humidity is November (76%).

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Average rainfall in June
Bar Harbor, ME

Average rainfall in June - Bar Harbor, ME
  • Average rainfall in June: 2.6"

The wettest month (with the highest rainfall) is December (3.94").
The driest month (with the least rainfall) is July (1.57").

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Average rainfall days in June
Bar Harbor, ME

Average rainfall days in June - Bar Harbor, ME
  • Average rainfall days in June: 13.8 days

The month with the highest number of rainy days is April (15.5 days).
The month with the least rainy days is February (7.5 days).

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Average snowfall in June
Bar Harbor, ME

Average snowfall in June - Bar Harbor, ME
  • Average snowfall in June: 0"

The month with the highest snowfall is February (5.75").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in June
Bar Harbor, ME

Average snowfall days in June - Bar Harbor, ME
  • Average snowfall days in June: 0 days

The month with the highest number of snowfall days is January (11.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average sea temperature in June
Bar Harbor, ME

Average sea temperature in June - Bar Harbor, ME
  • Average sea temperature in June: 49.3°F

The best month for swimming (with the highest average sea temperature) is August (56.8°F).
The coldest month (with the lowest average sea temperature) is March (38.6°F).

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Average daylight in June /
Average sunshine in June
Bar Harbor, ME

Average daylight in June / Average sunshine in June - Bar Harbor, ME
  • Average daylight in June: 15h and 29min

The month with the longest days is June (Average daylight: 15h and 29min).
The month with the shortest days is December (Average daylight: 8h and 55min).

  • Average sunshine in June: 8h and 36min

The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 4h and 6min).

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Average sunshine days in June
Bar Harbor, ME

Average sunshine days in June - Bar Harbor, ME
  • Average sunshine days in June: 14.3 days

The month with the most sunshine days is August (18.7 days).
The month with the least sunshine days is April (11.2 days).

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Average UV index in June
Bar Harbor, ME

Average UV index in June - Bar Harbor, ME
  • Average UV index in June: 5

The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

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Average cloud cover in June
Bar Harbor, ME

Average cloud cover in June - Bar Harbor, ME
  • Average cloud cover in June: 44

The month with the most cloud cover is February (Cloud cover 56).
The months with the least cloud cover are August and September (Cloud cover 35).

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Average visibility in June
Bar Harbor, ME

Average visibility in June - Bar Harbor, ME
  • Average visibility in June: 6mi

The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are July and August (5mi).

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