August weather forecast
Bolton, CT

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Grass, brown sand, and trees on an empty beach in Bolton, Connecticut, overlooking the blue waters far out
Grass, brown sand, and trees on an empty beach in Bolton, Connecticut, overlooking the blue waters far out

Weather in August

Largely considered the tail end of summer, August continues to bask in summer's warmth, yet exhibits noticeable changes towards the end. The temperature averages begin their descent from the peak observed in July, promising the advent of cooler fall weather soon. Despite this, the month ensures its summer charm with 13.8 hours of daylight and temperatures reaching 81°F (27.2°C). As the month progresses, though, it is not uncommon to spot signs of early fall - a leaf turning here, a cool breeze there. Gradually, the languid summer pace begins to hustle as the city readies itself for the upcoming autumn season.

Temperature

In August, Bolton experiences a barely noticeable shift in meteorological conditions, with average high-temperatures moving from 83.1°F (28.4°C) in July to a still moderately hot 81°F (27.2°C). During the August nights, an average temperature of 62.2°F (16.8°C) is observed in Bolton.

Heat index

In August, the average heat index is computed to be a tropical 86°F (30°C). Persistent activity under exposure might lead to a feeling of weariness, with subsequent heat cramps.
In the scope of the heat index, its values resonate with shade and light wind conditions. The heat index has the possibility to be enhanced by 15 Fahrenheit (8 Celsius) degrees when there is direct sun exposure.
Note: The heat index, also known as 'real feel' or 'feels like', gives an indication of how one might feel in terms of heat after considering humidity. A person's impression of weather can be shaped by many aspects, among them metabolic variations, pregnancy, and levels of physical activity. Direct sunlight exposure should be noted as it has the potential to increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Juveniles are regularly less conscious of the need to recuperate and rehydrate. Thirst is a tardy symptom of dehydration - hydration, especially during lengthy physical activities, should be maintained.

Humidity

In Bolton, Connecticut, the average relative humidity in August is 75%.

Rainfall

In Bolton, in August, during 16.7 rainfall days, 2.6" (66mm) of precipitation is typically accumulated. In Bolton, during the entire year, the rain falls for 164.8 days and collects up to 31.77" (807mm) of precipitation.

Snowfall

June through September are months without snowfall in Bolton.

Daylight

In August, the average length of the day in Bolton, Connecticut, is 13h and 49min.
On the first day of August in Bolton, Connecticut, sunrise is at 5:44 am and sunset at 8:07 pm. On the last day of the month, sunrise is at 6:15 am and sunset at 7:24 pm EDT.

Sunshine

July and August, with an average of 10.4h of sunshine, are months with the most sunshine in Bolton.

UV index

In Bolton, the average daily maximum UV index in August is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for average individuals.
Note: The UV index of 5 in August translates into these instructions:
Ensure safety - Recommendations to avert sunburn are presented. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.
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Frequently asked questions

What is the average August temperature in Bolton?

The average high-temperature and low-temperature during August are 81°F (27.2°C) and 62.2°F (16.8°C) respectively. The average heat index (a.k.a. 'apparent temperature', 'real feel'), which calculates the temperature value influenced by the moisture in the air, in August is computed to be 86°F (30°C).

What is the average humidity in August in Bolton?

In Bolton, the average relative humidity in August is 75%.

How many days does it rain in August in Bolton?

In Bolton, during August, the rain falls for 16.7 days and regularly aggregates up to 2.6" (66mm) of precipitation.

When it does not snow in Bolton?

June through September are months without snowfall in Bolton.

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

The average day length in August in Bolton, Connecticut, is 13h and 49min.

What time are sunrise and sunset in August in Bolton?

In August, on the first day of the month, sunrise is at 5:44 am and sunset at 8:07 pm. On the last day of the month, in Bolton, Connecticut, sunrise is at 6:15 am and sunset at 7:24 pm EDT.

What are the months with the most sunshine in Bolton?

The months with the most sunshine in Bolton are July and August, with an average of 10.4h of sunshine.

How many hours of sunshine does Bolton have in August?

In August, the average sunshine duration is 10.4h.

What is the UV index reading in August in Bolton?

In Bolton, the average daily maximum UV index in August is 5. A UV Index value of 3 to 5 symbolizes a moderate vulnerability 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
Bolton, CT

Average temperature in August - Bolton, CT
  • Average high temperature in August: 81°F

The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is January (32.9°F).

  • Average low temperature in August: 62.2°F

The month with the highest average low temperature is July (63.5°F).
The coldest month (with the lowest average low temperature) is January (21.2°F).

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Average pressure in August
Bolton, CT

Average pressure in August - Bolton, 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).

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Average wind speed in August
Bolton, CT

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

The windiest months (with the highest average wind speed) are January and March (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

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Average humidity in August
Bolton, CT

Average humidity in August - Bolton, CT
  • Average humidity in August: 75%

The month with the highest relative humidity is February (80%).
The month with the lowest relative humidity is April (71%).

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Average rainfall in August
Bolton, CT

Average rainfall in August - Bolton, CT
  • Average rainfall in August: 2.6"

The wettest month (with the highest rainfall) is December (3.27").
The driest month (with the least rainfall) is September (1.77").

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Average rainfall days in August
Bolton, CT

Average rainfall days in August - Bolton, CT
  • Average rainfall days in August: 16.7 days

The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is January (10 days).

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Average snowfall in August
Bolton, CT

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

The month with the highest snowfall is February (4.8").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in August
Bolton, CT

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

The month with the highest number of snowfall days is February (8.5 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
Bolton, CT

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

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

  • Average sunshine in August: 10h and 2min

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

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Average sunshine days in August
Bolton, CT

Average sunshine days in August - Bolton, CT
  • Average sunshine days in August: 12 days

The month with the most sunshine days is November (17.2 days).
The month with the least sunshine days is June (11.2 days).

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Average UV index in August
Bolton, CT

Average UV index in August - Bolton, CT
  • Average UV index in August: 5

The months with the highest UV index are June and July (UV index 6).
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
Bolton, CT

Average cloud cover in August - Bolton, CT
  • Average cloud cover in August: 33

The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 33).

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Average visibility in August
Bolton, CT

Average visibility in August - Bolton, CT
  • Average visibility in August: 6mi

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

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Bolton, Connecticut, USA

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