June weather forecast
Sullivan, ME

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Weather in June

June, the first month of the summer in Sullivan, is a refreshing month, with an average temperature fluctuating between 51.4°F (10.8°C) and 66°F (18.9°C).

Temperature

In Sullivan, the average high-temperature in June slightly increases from a refreshing 58.6°F (14.8°C) in May to a comfortable 66°F (18.9°C). Sullivan's average low-temperature during June nights is observed to be a fresh 51.4°F (10.8°C).

Humidity

The average relative humidity in June in Sullivan is 79%.

Rainfall

In Sullivan, during June, the rain falls for 13.8 days and regularly aggregates up to 2.6" (66mm) of precipitation. In Sullivan, during the entire year, the rain falls for 142.1 days and collects up to 32.28" (820mm) of precipitation.

Snowfall

In Sullivan, snow does not fall in June through September.

Ocean temperature

In Sullivan, the average seawater temperature in June is 49.5°F (9.7°C).
Note: To swim in 49.5°F (9.7°C) at less than 50°F (10°C), ensure you're well-protected. Without it, be prepared for a sudden jolt of cold and breathing issues. Remember, even 55.4°F (13°C) is not welcoming.

Daylight

June has the longest days of the year in Sullivan, with an average of 15h and 30min of daylight.
On the first day of the month, sunrise is at 4:50 am and sunset at 8:10 pm. On the last day of June, in Sullivan, sunrise is at 4:51 am and sunset at 8:21 pm EDT.

Sunshine

In Sullivan, the average sunshine in June is 8.6h.

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 5. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for the average person.
Note: A maximum daily UV index of 5 during June morphs into the following directions:
Guard yourself - Avoiding sunburn is suggested. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Enhance your sun protection with tightly woven, yet airy clothing.
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Frequently asked questions

What are June temperatures in Sullivan?

In June, in Sullivan, 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 Sullivan?

In June, the average relative humidity in Sullivan is 79%.

How many days does it rain in June in Sullivan?

In Sullivan, Maine, in June, during 13.8 rainfall days, 2.6" (66mm) of precipitation is typically accumulated.

When it does not snow in Sullivan?

In Sullivan, Maine, snow does not fall in June through September.

Does it snow in Sullivan in June?

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

What is the water temperature in June in Sullivan?

In June, the average ocean temperature is 49.5°F (9.7°C). Swimming in 49.5°F (9.7°C) is considered life-threatening. Even a few minutes in 55.4°F (13°C) water is uncomfortable, and swimming below 50°F (10°C) may cause total loss of breathing control and cold shock, depending on a person's physique.

When are the longest days in Sullivan?

With an average of 15h and 30min of daylight, June has the longest days of the year in Sullivan, Maine.

How many hours of daylight does Sullivan have in June?

The average day length in June is 15h and 30min.

When are sunrise and sunset in June in Sullivan?

In June, on the first day of the month, sunrise is at 4:50 am and sunset at 8:10 pm. On the last day of the month, in Sullivan, sunrise is at 4:51 am and sunset at 8:21 pm EDT.

How many hours of sunshine does Sullivan have in June?

The average sunshine duration in June in Sullivan, Maine, is 8.6h.

What is the month with the highest UV index in Sullivan?

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

What is the UV index reading in June in Sullivan?

The average daily maximum UV index in June in Sullivan, Maine, is 5. A UV Index value of 3 to 5 symbolizes a medium hazard to health from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in June
Sullivan, ME

Average temperature in June - Sullivan, 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
Sullivan, ME

Average pressure in June - Sullivan, 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
Sullivan, ME

Average wind speed in June - Sullivan, 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
Sullivan, ME

Average humidity in June - Sullivan, 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
Sullivan, ME

Average rainfall in June - Sullivan, 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
Sullivan, ME

Average rainfall days in June - Sullivan, 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
Sullivan, ME

Average snowfall in June - Sullivan, 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
Sullivan, ME

Average snowfall days in June - Sullivan, 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
Sullivan, ME

Average sea temperature in June - Sullivan, ME
  • Average sea temperature in June: 49.4°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°F).

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Average daylight in June /
Average sunshine in June
Sullivan, ME

Average daylight in June / Average sunshine in June - Sullivan, ME
  • Average daylight in June: 15h and 3min

The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).

  • Average sunshine in June: 8h and 4min

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
Sullivan, ME

Average sunshine days in June - Sullivan, 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
Sullivan, ME

Average UV index in June - Sullivan, 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
Sullivan, ME

Average cloud cover in June - Sullivan, 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
Sullivan, ME

Average visibility in June - Sullivan, 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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Sullivan, Maine, USA

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