July weather forecast
Islesboro, ME

Weather in July

July in Islesboro, Maine, is a moderately hot summer month, with an average temperature fluctuating between 73.9°F (23.3°C) and 57.7°F (14.3°C).

Temperature

The warmest months are July and August, with an average high-temperature of 73.9°F (23.3°C).

Humidity

The months with the highest humidity in Islesboro are February and July, with an average relative humidity of 83%.

Rainfall

July and September are months with the least rain in Islesboro when the rain falls for 14.5 days and typically aggregates up to 1.46" (37mm) of rain.

Snowfall

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

Daylight

The average length of the day in July in Islesboro is 15h and 8min.
On the first day of July in Islesboro, sunrise is at 4:55 am and sunset at 8:23 pm. On the last day of the month, sunrise is at 5:21 am and sunset at 8:02 pm EDT.

Sunshine

In Islesboro, the average sunshine in July is 9.4h.

UV index

June through August, with an average maximum UV index of 5, are months with the highest UV index in Islesboro, Maine. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The average daily UV index of 5 in July transform into the following instructions:
Take precautions - Protection against sunburn is recommended. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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FAQ

What are the warmest months in Islesboro?

July and August, with an average high-temperature of 73.9°F (23.3°C), are warmest months in Islesboro, Maine.

What is the temperature in July in Islesboro?

The average high-temperature, in July, is 73.9°F (23.3°C), while the average low-temperature is 57.7°F (14.3°C).

What is the most humid month in Islesboro?

February and July, with an average relative humidity of 83%, are most humid months in Islesboro.

What is the average humidity in July in Islesboro?

In July, the average relative humidity in Islesboro is 83%.

What is the driest month in Islesboro?

The months with the least rainfall are July and September Rain falls for 14.5 days and accumulates 1.46" (37mm) of rain.

How many days does it rain in July in Islesboro?

In Islesboro, in July, it is raining for 14.5 days, with typically 1.46" (37mm) of accumulated precipitation.

When it does not snow in Islesboro?

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

How many hours of daylight does Islesboro have in July?

In July, the average day length is 15h and 8min.

When is the sunrise / sunset in July in Islesboro?

In July, on the first day of the month, sunrise is at 4:55 am and sunset at 8:23 pm. On the last day of the month, in Islesboro, sunrise is at 5:21 am and sunset at 8:02 pm EDT.

How long on average sun shines in July in Islesboro?

In July, the average sunshine duration in Islesboro, Maine, is 9.4h.

What are the months with the highest UV index in Islesboro?

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

What is the UV index reading in July in Islesboro?

In July, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a medium health risk from exposure to the Sun's UV radiation.
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 July
Islesboro, ME

Average temperature in July - Islesboro, ME
  • Average high temperature in July: 73.9°F

The warmest months (with the highest average high temperature) are July and August (73.9°F).
The month with the lowest average high temperature is January (28.4°F).

  • Average low temperature in July: 57.7°F

The month with the highest average low temperature is July (57.7°F).
The coldest month (with the lowest average low temperature) is January (16.2°F).

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Average pressure in July
Islesboro, ME

Average pressure in July - Islesboro, ME
  • Average pressure in July: 29.93"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 July
Islesboro, ME

Average wind speed in July - Islesboro, ME
  • Average wind speed in July: 6mph

The windiest month (with the highest average wind speed) is March (10.1mph).
The calmest months (with the lowest average wind speed) are July and August (6mph).

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Average humidity in July
Islesboro, ME

Average humidity in July - Islesboro, ME
  • Average humidity in July: 83%

The months with the highest relative humidity are February and July (83%).
The month with the lowest relative humidity is November (77%).

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Average rainfall in July
Islesboro, ME

Average rainfall in July - Islesboro, ME
  • Average rainfall in July: 1.46"

The wettest month (with the highest rainfall) is December (2.72").
The driest months (with the least rainfall) are July and September (1.46").

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Average rainfall days in July
Islesboro, ME

Average rainfall days in July - Islesboro, ME
  • Average rainfall days in July: 14.5 days

The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is February (7.1 days).

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Average snowfall in July
Islesboro, ME

Average snowfall in July - Islesboro, ME
  • Average snowfall in July: 0"

The month with the highest snowfall is January (4.57").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in July
Islesboro, ME

Average snowfall days in July - Islesboro, ME
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (10.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in July /
Average sunshine in July
Islesboro, ME

Average daylight in July / Average sunshine in July - Islesboro, ME
  • Average daylight in July: 15h and 1min

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 July: 9h and 2min

The month with the most sunshine is August (Average sunshine: 9h and 54min).
The month with the least sunshine is February (Average sunshine: 4h and 18min).

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Average sunshine days in July
Islesboro, ME

Average sunshine days in July - Islesboro, ME
  • Average sunshine days in July: 14.7 days

The month with the most sunshine days is September (17.9 days).
The month with the least sunshine days is April (11.7 days).

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Average UV index in July
Islesboro, ME

Average UV index in July - Islesboro, ME
  • Average UV index in July: 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 July
Islesboro, ME

Average cloud cover in July - Islesboro, ME
  • Average cloud cover in July: 41

The month with the most cloud cover is March (Cloud cover 55).
The months with the least cloud cover are August and September (Cloud cover 37).

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Average visibility in July
Islesboro, ME

Average visibility in July - Islesboro, ME
  • Average visibility in July: 5mi

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

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