August weather forecast
Newcastle, ME

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Weather in August

August, the last month of the summer in Newcastle, is also an agreeable month, with an average temperature ranging between max 72.7°F (22.6°C) and min 58.8°F (14.9°C).

Temperature

August is the warmest month, with the temperature often reaching an average high of 72.7°F (22.6°C) and an average low of 58.8°F (14.9°C).

Humidity

The average relative humidity in August is 82%.

Rainfall

In Newcastle, in August, it is raining for 12.1 days, with typically 2.01" (51mm) of accumulated precipitation. Throughout the year, there are 144.1 rainfall days, and 29.29" (744mm) of precipitation is accumulated.

Snowfall

May through September are months without snowfall in Newcastle, Maine.

Daylight

In Newcastle, the average length of the day in August is 13h and 58min.
On the first day of the month, sunrise is at 5:27 am and sunset at 8:01 pm. On the last day of August, in Newcastle, sunrise is at 6:01 am and sunset at 7:15 pm EDT.

Sunshine

August has the most sunshine of the year in Newcastle, with an average of 10.4h of sunshine.

UV index

The months with the highest UV index in Newcastle are June through August, with an average maximum UV index of 5. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for ordinary individuals.
Note: The UV index of 5 during August translates into the following guidance:
Guard yourself - An obligation to protect skin and eyes from harm exists. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. 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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Frequently asked questions

What month is the hottest in Newcastle?

With average temperatures fluctuating between a high of 72.7°F (22.6°C) and a low of 58.8°F (14.9°C), August stands out as the warmest month.

What is the average August temperature in Newcastle?

In August, the average high-temperature and low-temperature in Newcastle are 72.7°F (22.6°C) and 58.8°F (14.9°C) respectively.

What is the average humidity in August in Newcastle?

In Newcastle, Maine, the average relative humidity in August is 82%.

How much does it rain in Newcastle in August?

In Newcastle, in August, during 12.1 rainfall days, 2.01" (51mm) of precipitation is typically accumulated.

When it does not snow in Newcastle?

May through September are months without snowfall.

How many hours of daylight does Newcastle have in August?

The average day length in August is 13h and 58min.

When are sunrise and sunset in August in Newcastle?

On the first day of August in Newcastle, Maine, sunrise is at 5:27 am and sunset at 8:01 pm. On the last day of the month, sunrise is at 6:01 am and sunset at 7:15 pm EDT.

What month has the most sunshine in Newcastle?

August has the most sunshine of the year in Newcastle, Maine, with an average of 10.4h of sunshine.

How long on average sun shines in August in Newcastle?

In August, the average sunshine duration in Newcastle is 10.4h.

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

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

What is the UV index intensity in August in Newcastle?

The average daily maximum UV index in August in Newcastle, Maine, is 5. A UV Index 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 August
Newcastle, ME

Average temperature in August - Newcastle, ME
  • Average high temperature in August: 72.7°F

The warmest month (with the highest average high temperature) is August (72.7°F).
The month with the lowest average high temperature is January (29.8°F).

  • Average low temperature in August: 58.8°F

The month with the highest average low temperature is July (59.2°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).

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Average pressure in August
Newcastle, ME

Average pressure in August - Newcastle, 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
Newcastle, ME

Average wind speed in August - Newcastle, ME
  • Average wind speed in August: 6.8mph

The windiest month (with the highest average wind speed) is January (11.6mph).
The calmest months (with the lowest average wind speed) are July and August (6.8mph).

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Average humidity in August
Newcastle, ME

Average humidity in August - Newcastle, ME
  • Average humidity in August: 82%

The months with the highest relative humidity are June and July (83%).
The month with the lowest relative humidity is November (76%).

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Average rainfall in August
Newcastle, ME

Average rainfall in August - Newcastle, ME
  • Average rainfall in August: 2.01"

The wettest month (with the highest rainfall) is December (3.27").
The driest month (with the least rainfall) is July (1.57").

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Average rainfall days in August
Newcastle, ME

Average rainfall days in August - Newcastle, ME
  • Average rainfall days in August: 12.1 days

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

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Average snowfall in August
Newcastle, ME

Average snowfall in August - Newcastle, ME
  • Average snowfall in August: 0"

The month with the highest snowfall is January (4.37").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in August
Newcastle, ME

Average snowfall days in August - Newcastle, ME
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (9.3 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
Newcastle, ME

Average daylight in August / Average sunshine in August - Newcastle, 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: 9h and 0min).

  • Average sunshine in August: 10h and 2min

The month with the most sunshine is August (Average sunshine: 10h and 24min).
The months with the least sunshine are February and December (Average sunshine: 4h and 36min).

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Average sunshine days in August
Newcastle, ME

Average sunshine days in August - Newcastle, ME
  • Average sunshine days in August: 16.6 days

The month with the most sunshine days is September (18.3 days).
The month with the least sunshine days is April (11.4 days).

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Average UV index in August
Newcastle, ME

Average UV index in August - Newcastle, 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
Newcastle, ME

Average cloud cover in August - Newcastle, ME
  • Average cloud cover in August: 32

The months with the most cloud cover are February, March, April and December (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 32).

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Average visibility in August
Newcastle, ME

Average visibility in August - Newcastle, ME
  • Average visibility in August: 6mi

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

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Newcastle, Maine, USA

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