August weather forecast
Oakville, CT

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Weather in August

The last month of the summer, August, is also a moderately hot month in Oakville, Connecticut, with temperature in the range of an average high of 80.6°F (27°C) and an average low of 61.7°F (16.5°C).

Temperature

Oakville records an average high-temperature of a still warm 80.6°F (27°C) in August, maintaining a close correlation with July's 82.4°F (28°C). The nights of August in Oakville anticipate an average low-temperature of 61.7°F (16.5°C).

Heat index

The average heat index in August is computed to be 84.2°F (29°C). Unrelenting activity during exposure could cause fatigue and potentially lead to heat cramps.
It is emphasized that the heat index's values are meant for shaded zones with mild winds. A rise in the heat index by 15 Fahrenheit (8 Celsius) degrees may result from direct sunlight exposure.
Note: The heat index, also known as 'feels like' or 'apparent temperature', stands as a testimony to how temperature and humidity combine to impact our sense of warmth. Physical activity, clothing, and metabolic variations are additional factors that impact an individual's perception of temperature. Awareness is key; direct sunlight can enhance the weather's impact, possibly boosting the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Kids are usually in more danger than grown-ups as they tend to sweat less. Plus, their bigger skin surface in relation to their small frames and increased heat generation due to their activity level make them more susceptible.

Humidity

In August, the average relative humidity is 76%.

Rainfall

In Oakville, during August, the rain falls for 16.8 days and regularly aggregates up to 2.91" (74mm) of precipitation. Throughout the year, in Oakville, there are 158.5 rainfall days, and 34.57" (878mm) of precipitation is accumulated.

Snowfall

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

Daylight

The average length of the day in August in Oakville is 13h and 48min.
On the first day of the month, sunrise is at 5:47 am and sunset at 8:09 pm. On the last day of August, in Oakville, sunrise is at 6:18 am and sunset at 7:26 pm EDT.

Sunshine

July and August, with an average of 10.1h of sunshine, are months with the most sunshine.

UV index

The months with the highest UV index in Oakville are June through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high threat to health from unsafe exposure to UV radiation for the ordinary person.
Note: A maximum high UV index of 6 in August translates into the following recommendations:
Adhere to precautions and respect sun safety doctrines. Avoiding sunburn is vital. Attempt to stay under shade and limit exposure to the Sun between 10 a.m. and 4 p.m., when UV radiation is at its peak. Remember, devices such as parasols or canopies might not provide complete sun protection. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.
Updated: Feb 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average August temperature in Oakville?

Oakville in August has an average high-temperature of 80.6°F (27°C) and an average low-temperature of 61.7°F (16.5°C). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which combines relative humidity and air temperature, in August is computed to be 84.2°F (29°C).

What is the average humidity in August in Oakville?

In Oakville, the average relative humidity in August is 76%.

How many days does it rain in August in Oakville?

In Oakville, in August, it is raining for 16.8 days, with typically 2.91" (74mm) of accumulated precipitation.

When it does not snow in Oakville?

June through September are months without snowfall in Oakville.

How many hours of daylight does Oakville have in August?

The average day length in August in Oakville is 13h and 48min.

What time are sunrise and sunset in August in Oakville?

In August, on the first day of the month, sunrise is at 5:47 am and sunset at 8:09 pm. On the last day of the month, in Oakville, sunrise is at 6:18 am and sunset at 7:26 pm EDT.

What are the months with the most sunshine in Oakville?

July and August, with an average of 10.1h of sunshine, are months with the most sunshine in Oakville, Connecticut.

How many hours of sunshine does Oakville have in August?

In August, the average sunshine duration in Oakville, Connecticut, is 10.1h.

What is the month with the highest UV index in Oakville?

June through August, with an average maximum UV index of 6, are months with the highest UV index in Oakville, Connecticut.

How high is the UV index in August in Oakville?

In August, the average daily maximum UV index in Oakville is 6. A UV Index of 6 to 7 symbolizes a high hazard to health 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
Oakville, CT

Average temperature in August - Oakville, CT
  • Average high temperature in August: 80.6°F

The warmest month (with the highest average high temperature) is July (82.4°F).
The month with the lowest average high temperature is January (33.3°F).

  • Average low temperature in August: 61.7°F

The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (21.4°F).

Average pressure in August
Oakville, CT

Average pressure in August - Oakville, CT
  • Average pressure in August: 29.98"Hg

The month with the highest atmospheric pressure is November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in August
Oakville, CT

Average wind speed in August - Oakville, CT
  • Average wind speed in August: 5.2mph

The windiest month (with the highest average wind speed) is January (8.3mph).
The calmest months (with the lowest average wind speed) are July and August (5.2mph).

Average humidity in August
Oakville, CT

Average humidity in August - Oakville, CT
  • Average humidity in August: 76%

The month with the highest relative humidity is February (80%).
The month with the lowest relative humidity is April (72%).

Average rainfall in August
Oakville, CT

Average rainfall in August - Oakville, CT
  • Average rainfall in August: 2.91"

The wettest month (with the highest rainfall) is December (3.78").
The driest month (with the least rainfall) is September (2.13").

Average rainfall days in August
Oakville, CT

Average rainfall days in August - Oakville, CT
  • Average rainfall days in August: 16.8 days

The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is January (7.3 days).

Average snowfall in August
Oakville, CT

Average snowfall in August - Oakville, CT
  • Average snowfall in August: 0"

The month with the highest snowfall is February (5.39").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
Oakville, CT

Average snowfall days in August - Oakville, CT
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is February (9.2 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in August /
Average sunshine in August
Oakville, CT

Average daylight in August / Average sunshine in August - Oakville, CT
  • Average daylight in August: 13h and 5min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in August: 10h and 1min

The months with the most sunshine are July and August (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).

Average sunshine days in August
Oakville, CT

Average sunshine days in August - Oakville, CT
  • Average sunshine days in August: 11.6 days

The month with the most sunshine days is January (18.1 days).
The month with the least sunshine days is June (11.1 days).

Average UV index in August
Oakville, CT

Average UV index in August - Oakville, CT
  • Average UV index in August: 6

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

Average cloud cover in August
Oakville, CT

Average cloud cover in August - Oakville, CT
  • Average cloud cover in August: 35

The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 35).

Average visibility in August
Oakville, CT

Average visibility in August - Oakville, CT
  • Average visibility in August: 5mi

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

Oakville, Connecticut, USA

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