August weather forecast
Sinclair, ME

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Weather in August

August, the last month of the summer in Sinclair, is another pleasant month, with temperature in the range of an average high of 72.3°F (22.4°C) and an average low of 52.7°F (11.5°C).

Temperature

Sinclair marks the onset of August with an average high-temperature of a pleasant 72.3°F (22.4°C), subtly divergent from July's 74.3°F (23.5°C). In August, the temperature drops to an average of 52.7°F (11.5°C) at night.

Humidity

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

Rainfall

In Sinclair, in August, it is raining for 16.2 days, with typically 2.32" (59mm) of accumulated precipitation. Throughout the year, there are 140.8 rainfall days, and 30.12" (765mm) of precipitation is accumulated.

Snowfall

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

Daylight

In Sinclair, Maine, the average length of the day in August is 14h and 11min.
On the first day of August, sunrise is at 5:12 am and sunset at 8:05 pm. On the last day of the month, sunrise is at 5:51 am and sunset at 7:14 pm EDT.

Sunshine

With an average of 9.5h of sunshine, August has the most sunshine of the year.

UV index

In Sinclair, the average daily maximum UV index in August is 4. A UV Index reading of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: The UV index of 4 during August translates into the following guidance:
Undertake protective steps - Obligation to safeguard skin and eyes from harm is in place. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.
Updated: Aug 18, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in August?

The high-temperature, in August, in Sinclair, records 72.3°F (22.4°C), while the low-temperature is 52.7°F (11.5°C).

What is the average humidity in August?

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

How much does it rain in August?

In Sinclair, in August, it is raining for 16.2 days, with typically 2.32" (59mm) of accumulated precipitation.

When it does not snow?

June through September are months without snowfall.

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

The average day length in August is 14h and 11min.

When is the sunrise / sunset in August in Sinclair?

On the first day of August, sunrise is at 5:12 am and sunset at 8:05 pm. On the last day of the month, sunrise is at 5:51 am and sunset at 7:14 pm EDT.

What month has the most sunshine?

The month with the most sunshine is August, with an average of 9.5h of sunshine.

How many hours of sunshine does Sinclair have in August?

In August, the average sunshine duration is 9.5h.

How high is the UV index in August?

In Sinclair, Maine, the average daily maximum UV index in August is 4. 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
Sinclair, ME

Average temperature in August - Sinclair, ME
  • Average high temperature in August: 72.3°F

The warmest month (with the highest average high temperature) is July (74.3°F).
The month with the lowest average high temperature is January (18°F).

  • Average low temperature in August: 52.7°F

The month with the highest average low temperature is July (53.6°F).
The coldest month (with the lowest average low temperature) is January (2.8°F).

Average pressure in August
Sinclair, ME

Average pressure in August - Sinclair, ME
  • Average pressure in August: 29.92"Hg

The months with the highest atmospheric pressure are March, September and November (30.01"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

Average wind speed in August
Sinclair, ME

Average wind speed in August - Sinclair, ME
  • Average wind speed in August: 6.4mph

The windiest months (with the highest average wind speed) are January and February (8.2mph).
The calmest month (with the lowest average wind speed) is August (6.4mph).

Average humidity in August
Sinclair, ME

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

The month with the highest relative humidity is March (94%).
The month with the lowest relative humidity is May (76%).

Average rainfall in August
Sinclair, ME

Average rainfall in August - Sinclair, ME
  • Average rainfall in August: 2.32"

The wettest month (with the highest rainfall) is April (2.95").
The driest month (with the least rainfall) is February (1.97").

Average rainfall days in August
Sinclair, ME

Average rainfall days in August - Sinclair, ME
  • Average rainfall days in August: 16.2 days

The month with the highest number of rainy days is July (17.1 days).
The months with the least rainy days are January and February (4.3 days).

Average snowfall in August
Sinclair, ME

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

The month with the highest snowfall is January (14.92").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
Sinclair, ME

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

The month with the highest number of snowfall days is January (21.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in August / Average sunshine in August - Sinclair, ME
  • Average daylight in August: 14h and 1min

The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 36min).

  • Average sunshine in August: 9h and 3min

The month with the most sunshine is August (Average sunshine: 9h and 30min).
The month with the least sunshine is February (Average sunshine: 2h and 6min).

Average sunshine days in August
Sinclair, ME

Average sunshine days in August - Sinclair, ME
  • Average sunshine days in August: 13 days

The month with the most sunshine days is September (14.5 days).
The month with the least sunshine days is April (7.9 days).

Average UV index in August
Sinclair, ME

Average UV index in August - Sinclair, ME
  • Average UV index in August: 4

The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 1).

Average cloud cover in August
Sinclair, ME

Average cloud cover in August - Sinclair, ME
  • Average cloud cover in August: 43

The month with the most cloud cover is February (Cloud cover 75).
The month with the least cloud cover is July (Cloud cover 42).

Average visibility in August
Sinclair, ME

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

The months with the highest visibility are May, June, July, August, September, October and November (5mi).
The months with the lowest visibility are January, February, March, April and December (4mi).

Sinclair, Maine, USA

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