August weather forecast
Swans Island, ME

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Weather in August

August, the last month of the summer in Swans Island, is a warm month, with an average temperature ranging between max 73.4°F (23°C) and min 57.7°F (14.3°C).

Temperature

With average high temperatures of 73.4°F (23°C) and lows of 57.7°F (14.3°C), August is the warmest month.

Humidity

The average relative humidity in August is 80%.

Rainfall

In Swans Island, during August, the rain falls for 10.4 days and regularly aggregates up to 1.73" (44mm) of precipitation. Throughout the year, there are 142.1 rainfall days, and 32.28" (820mm) of precipitation is accumulated.

Snowfall

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

Daylight

In Swans Island, the average length of the day in August is 13h and 58min.
On the first day of the month, sunrise is at 5:22 am and sunset at 7:57 pm. On the last day of August, sunrise is at 5:56 am and sunset at 7:11 pm EDT.

Sunshine

August has the most sunshine of the year, with an average of 10.1h of sunshine.

UV index

June through August, with an average maximum UV index of 5, are months with the highest UV index in Swans Island. A UV Index reading of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for ordinary individuals.
Note: The daily high UV index of 5 in August translates into this advice:
Prioritize safety - The need to safeguard skin and eyes from harm is emphasized. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.
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Frequently asked questions

What is the hottest time of year in Swans Island?

In Swans Island, August is known for its average highest temperatures, reaching a high of 73.4°F (23°C) and a low of 57.7°F (14.3°C).

What are the temperatures in Swans Island in August?

In Swans Island, in August, the average high-temperature is 73.4°F (23°C), and the average low-temperature is 57.7°F (14.3°C).

What is the average humidity in August in Swans Island?

In August, the average relative humidity in Swans Island is 80%.

How much does it rain in Swans Island in August?

In August, in Swans Island, Maine, the rain falls for 10.4 days. Throughout August, 1.73" (44mm) of precipitation is accumulated.

When it does not snow in Swans Island?

June through September are months without snowfall in Swans Island.

What is the average length of the day in August in Swans Island?

In August, the average day length in Swans Island is 13h and 58min.

When are sunrise and sunset in August in Swans Island?

On the first day of August, sunrise is at 5:22 am and sunset at 7:57 pm. On the last day of the month, sunrise is at 5:56 am and sunset at 7:11 pm EDT.

What month has the most sunshine in Swans Island?

August has the most sunshine of the year in Swans Island, with an average of 10.1h of sunshine.

How many hours of sunshine does Swans Island have in August?

The average sunshine duration in August in Swans Island, Maine, is 10.1h.

What is the month with the highest UV index in Swans Island?

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

How high is the UV index in August in Swans Island?

In August, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a medium hazard to health 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 August
Swans Island, ME

Average temperature in August - Swans Island, ME
  • Average high temperature in August: 73.4°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 August: 57.7°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 August
Swans Island, ME

Average pressure in August - Swans Island, ME
  • Average pressure in August: 29.96"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 August
Swans Island, ME

Average wind speed in August - Swans Island, ME
  • Average wind speed in August: 6.3mph

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 August
Swans Island, ME

Average humidity in August - Swans Island, ME
  • Average humidity in August: 80%

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 August
Swans Island, ME

Average rainfall in August - Swans Island, ME
  • Average rainfall in August: 1.73"

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 August
Swans Island, ME

Average rainfall days in August - Swans Island, ME
  • Average rainfall days in August: 10.4 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 August
Swans Island, ME

Average snowfall in August - Swans Island, ME
  • Average snowfall in August: 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 August
Swans Island, ME

Average snowfall days in August - Swans Island, ME
  • Average snowfall days in August: 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 daylight in August /
Average sunshine in August
Swans Island, ME

Average daylight in August / Average sunshine in August - Swans Island, ME
  • Average daylight in August: 14h and 0min

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 8h and 54min).

  • Average sunshine in August: 10h and 1min

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 August
Swans Island, ME

Average sunshine days in August - Swans Island, ME
  • Average sunshine days in August: 18.7 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 August
Swans Island, ME

Average UV index in August - Swans Island, ME
  • Average UV index in August: 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 August
Swans Island, ME

Average cloud cover in August - Swans Island, ME
  • Average cloud cover in August: 35

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 August
Swans Island, ME

Average visibility in August - Swans Island, ME
  • Average visibility in August: 5mi

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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Swans Island, Maine, USA

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