August weather forecast
Plymouth, ME

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Weather in August

August, the last month of the summer in Plymouth, is another warm month, with temperature in the range of an average high of 76.1°F (24.5°C) and an average low of 55.2°F (12.9°C).

Temperature

A minimal variation is noted in Plymouth's average high-temperature at the onset of August, reaching a still moderately hot 76.1°F (24.5°C) from July's 76.8°F (24.9°C). An average nighttime temperature of 55.2°F (12.9°C) is recorded during August.

Humidity

In August, the average relative humidity is 80%.

Rainfall

In Plymouth, in August, it is raining for 15.2 days, with typically 2.48" (63mm) of accumulated precipitation. Throughout the year, in Plymouth, there are 149.1 rainfall days, and 31.22" (793mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall in Plymouth.

Daylight

In Plymouth, the average length of the day in August is 14h and 1min.
On the first day of August, sunrise is at 5:23 am and sunset at 8:02 pm. On the last day of the month, sunrise is at 5:58 am and sunset at 7:15 pm EDT.

Sunshine

The month with the most sunshine is August, with an average of 9.9h of sunshine.

UV index

The months with the highest UV index in Plymouth, Maine, are June through August, with an average maximum UV index of 5. A UV Index estimate of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: In August, the maximum UV index of 5 translates into these guidelines:
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. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in Plymouth in August?

During August, Plymouth experiences an average high-temperature of 76.1°F (24.5°C) and a low-temperature of 55.2°F (12.9°C).

What is the average humidity in August in Plymouth?

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

How many days does it rain in August in Plymouth?

In Plymouth, during August, the rain falls for 15.2 days and regularly aggregates up to 2.48" (63mm) of precipitation.

When it does not snow in Plymouth?

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

What is the average length of the day in August in Plymouth?

In Plymouth, Maine, the average day length in August is 14h and 1min.

What time are sunrise and sunset in August in Plymouth?

In August, on the first day of the month, sunrise is at 5:23 am and sunset at 8:02 pm. On the last day of the month, in Plymouth, Maine, sunrise is at 5:58 am and sunset at 7:15 pm EDT.

What month has the most sunshine in Plymouth?

August has the most sunshine of the year in Plymouth, Maine, with an average of 9.9h of sunshine.

How long on average sun shines in August in Plymouth?

The average sunshine duration in August is 9.9h.

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

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

What is the UV index intensity in August in Plymouth?

In August, the average daily maximum UV index in Plymouth is 5. A UV Index value 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 August
Plymouth, ME

Average temperature in August - Plymouth, ME
  • Average high temperature in August: 76.1°F

The warmest month (with the highest average high temperature) is July (76.8°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 (56.5°F).
The coldest month (with the lowest average low temperature) is January (11.8°F).

Average pressure in August
Plymouth, ME

Average pressure in August - Plymouth, 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).

Average wind speed in August
Plymouth, ME

Average wind speed in August - Plymouth, ME
  • Average wind speed in August: 5.2mph

The windiest month (with the highest average wind speed) is March (8mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

Average humidity in August
Plymouth, ME

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

The month with the highest relative humidity is February (86%).
The months with the lowest relative humidity are April, May and November (78%).

Average rainfall in August
Plymouth, ME

Average rainfall in August - Plymouth, ME
  • Average rainfall in August: 2.48"

The wettest months (with the highest rainfall) are April and October (3.31").
The driest month (with the least rainfall) is July (1.77").

Average rainfall days in August
Plymouth, ME

Average rainfall days in August - Plymouth, ME
  • Average rainfall days in August: 15.2 days

The month with the highest number of rainy days is May (16.7 days).
The month with the least rainy days is January (7 days).

Average snowfall in August
Plymouth, ME

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

The month with the highest snowfall is January (9.49").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
Plymouth, ME

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

The month with the highest number of snowfall days is February (13.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in August / Average sunshine in August - Plymouth, 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 54min).
The month with the least sunshine is February (Average sunshine: 4h and 12min).

Average sunshine days in August
Plymouth, ME

Average sunshine days in August - Plymouth, ME
  • Average sunshine days in August: 13.8 days

The month with the most sunshine days is September (16.7 days).
The month with the least sunshine days is April (11.2 days).

Average UV index in August
Plymouth, ME

Average UV index in August - Plymouth, ME
  • Average UV index in August: 5

The months with the highest UV index are June, July and August (UV index 5).
The month with the lowest UV index is February (UV index 1).

Average cloud cover in August
Plymouth, ME

Average cloud cover in August - Plymouth, 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
Plymouth, ME

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

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

Plymouth, Maine, USA

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