August weather forecast
Vienna, ME

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Weather in August

August, the last month of the summer in Vienna, is another warm month, with an average temperature ranging between min 55.2°F (12.9°C) and max 76.8°F (24.9°C).

Temperature

The onset of August brings an average high-temperature of a still moderately hot 76.8°F (24.9°C), nearly matching the July temperature. During the month of August, the nighttime temperature falls to an average of 55.2°F (12.9°C).

Humidity

The average relative humidity in August is 80%.

Rainfall

In Vienna, during August, the rain falls for 15.1 days and regularly aggregates up to 2.44" (62mm) of precipitation. In Vienna, during the entire year, the rain falls for 142.5 days and collects up to 30.47" (774mm) of precipitation.

Snowfall

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

Daylight

In Vienna, the average length of the day in August is 13h and 59min.
On the first day of August, sunrise is at 5:27 am and sunset at 8:04 pm. On the last day of the month, sunrise is at 6:02 am and sunset at 7:17 pm EDT.

Sunshine

August has the most sunshine of the year, with an average of 9.8h of sunshine.

UV index

June through August, with an average maximum UV index of 5, are months with the highest UV index. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for ordinary individuals.
Note: In August, the maximum UV index of 5 transforms into these recommendations:
Be careful. Light complexion individuals might get burns in fewer than 30 minutes. To guard against the harmful effects of the Sun, minimize exposure during midday. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.
Updated: Aug 23, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are August temperatures?

The average high-temperature, in August, in Vienna, is 76.8°F (24.9°C), while the average low-temperature is 55.2°F (12.9°C).

What is the average humidity in August in Vienna?

In August, the average relative humidity is 80%.

How many days does it rain in August?

In Vienna, in August, it is raining for 15.1 days, with typically 2.44" (62mm) of accumulated precipitation.

When it does not snow?

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

What is the average length of the day in August?

In Vienna, the average day length in August is 13h and 59min.

When is the sunrise / sunset in August?

On the first day of August, sunrise is at 5:27 am and sunset at 8:04 pm. On the last day of the month, sunrise is at 6:02 am and sunset at 7:17 pm EDT.

What month has the most sunshine?

With an average of 9.8h of sunshine, August has the most sunshine of the year.

How long on average sun shines in August?

In August, the average sunshine duration is 9.8h.

What are the months with the highest UV index?

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

What is the UV index intensity in August?

In Vienna, the average daily maximum UV index in August is 5. A UV Index reading of 3 to 5 represents a moderate health threat from unsafe 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
Vienna, ME

Average temperature in August - Vienna, ME
  • Average high temperature in August: 76.8°F

The warmest month (with the highest average high temperature) is July (77.5°F).
The month with the lowest average high temperature is January (25.3°F).

  • Average low temperature in August: 55.2°F

The month with the highest average low temperature is July (56.7°F).
The coldest month (with the lowest average low temperature) is January (11.5°F).

Average pressure in August
Vienna, ME

Average pressure in August - Vienna, ME
  • Average pressure in August: 29.96"Hg

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

Average wind speed in August
Vienna, ME

Average wind speed in August - Vienna, ME
  • Average wind speed in August: 5mph

The windiest month (with the highest average wind speed) is March (7.6mph).
The calmest month (with the lowest average wind speed) is August (5mph).

Average humidity in August
Vienna, ME

Average humidity in August - Vienna, ME
  • Average humidity in August: 80%

The months with the highest relative humidity are February and March (85%).
The month with the lowest relative humidity is November (76%).

Average rainfall in August
Vienna, ME

Average rainfall in August - Vienna, ME
  • Average rainfall in August: 2.44"

The wettest month (with the highest rainfall) is October (3.27").
The driest month (with the least rainfall) is September (1.65").

Average rainfall days in August
Vienna, ME

Average rainfall days in August - Vienna, ME
  • Average rainfall days in August: 15.1 days

The month with the highest number of rainy days is June (16.8 days).
The month with the least rainy days is February (5.8 days).

Average snowfall in August
Vienna, ME

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

The month with the highest snowfall is February (9.33").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
Vienna, ME

Average snowfall days in August - Vienna, 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).

Average daylight in August /
Average sunshine in August
Vienna, ME

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

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 August: 9h and 5min

The month with the most sunshine is August (Average sunshine: 9h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 18min).

Average sunshine days in August
Vienna, ME

Average sunshine days in August - Vienna, ME
  • Average sunshine days in August: 14.3 days

The month with the most sunshine days is September (17.6 days).
The month with the least sunshine days is June (11.3 days).

Average UV index in August
Vienna, ME

Average UV index in August - Vienna, 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, October, November and December (UV index 2).

Average cloud cover in August
Vienna, ME

Average cloud cover in August - Vienna, ME
  • Average cloud cover in August: 39

The months with the most cloud cover are February, March and April (Cloud cover 54).
The months with the least cloud cover are August and September (Cloud cover 39).

Average visibility in August
Vienna, ME

Average visibility in August - Vienna, ME
  • Average visibility in August: 5mi

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

Vienna, Maine, USA

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