August weather forecast
Grosvenor Dale, CT

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Weather in August

The last month of the summer, August, is another warm month in Grosvenor Dale, Connecticut, with an average temperature varying between 79.5°F (26.4°C) and 60.4°F (15.8°C).

Temperature

August commences with an average high-temperature of a still moderately hot 79.5°F (26.4°C), showing little deviation from July's 81.3°F (27.4°C). Grosvenor Dale reports a consistent average low-temperature of 60.4°F (15.8°C) throughout August nights.

Humidity

In August, the average relative humidity in Grosvenor Dale is 78%.

Rainfall

In August, the rain falls for 14.8 days. Throughout August, 2.52" (64mm) of precipitation is accumulated. In Grosvenor Dale, during the entire year, the rain falls for 151.1 days and collects up to 31.26" (794mm) of precipitation.

Snowfall

In Grosvenor Dale, snow does not fall in June through September.

Daylight

The average length of the day in August in Grosvenor Dale is 13h and 49min.
On the first day of August, sunrise is at 5:41 am and sunset at 8:05 pm. On the last day of the month, sunrise is at 6:12 am and sunset at 7:22 pm EDT.

Sunshine

With an average of 10h of sunshine, August has the most sunshine of the year.

UV index

In August, the average daily maximum UV index in Grosvenor Dale, Connecticut, is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for the ordinary person.
Note: The average daily UV index of 5 in August transforms into the following instructions:
Guard yourself - An obligation to protect skin and eyes from harm exists. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.
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Frequently asked questions

What are the temperatures in Grosvenor Dale in August?

In Grosvenor Dale, in August, the average high-temperature is 79.5°F (26.4°C), and the average low-temperature is 60.4°F (15.8°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which combines air temperature and relative humidity, in July is evaluated at 86°F (30°C).

What is the average humidity in August in Grosvenor Dale?

In August, the average relative humidity is 78%.

How much does it rain in Grosvenor Dale in August?

In Grosvenor Dale, during August, the rain falls for 14.8 days and regularly aggregates up to 2.52" (64mm) of precipitation.

When it does not snow in Grosvenor Dale?

In Grosvenor Dale, snow does not fall in June through September.

What is the average length of the day in August in Grosvenor Dale?

In August, the average day length in Grosvenor Dale is 13h and 49min.

What time are sunrise and sunset in August in Grosvenor Dale?

On the first day of August, sunrise is at 5:41 am and sunset at 8:05 pm. On the last day of the month, sunrise is at 6:12 am and sunset at 7:22 pm EDT.

What month has the most sunshine in Grosvenor Dale?

With an average of 10h of sunshine, August has the most sunshine of the year in Grosvenor Dale.

How many hours of sunshine does Grosvenor Dale have in August?

In August, the average sunshine duration in Grosvenor Dale is 10h.

What is the UV index reading in August in Grosvenor Dale?

The average daily maximum UV index in August in Grosvenor Dale is 5. A UV Index estimate of 3 to 5 represents a medium hazard to health 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
Grosvenor Dale, CT

Average temperature in August - Grosvenor Dale, CT
  • Average high temperature in August: 79.5°F

The warmest month (with the highest average high temperature) is July (81.3°F).
The month with the lowest average high temperature is January (31.5°F).

  • Average low temperature in August: 60.4°F

The month with the highest average low temperature is July (61.7°F).
The coldest month (with the lowest average low temperature) is January (19.6°F).

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Average pressure in August
Grosvenor Dale, CT

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

The month with the highest atmospheric pressure is November (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in August
Grosvenor Dale, CT

Average wind speed in August - Grosvenor Dale, CT
  • Average wind speed in August: 5.7mph

The windiest month (with the highest average wind speed) is January (9mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).

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Average humidity in August
Grosvenor Dale, CT

Average humidity in August - Grosvenor Dale, CT
  • Average humidity in August: 78%

The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is April (72%).

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Average rainfall in August
Grosvenor Dale, CT

Average rainfall in August - Grosvenor Dale, CT
  • Average rainfall in August: 2.52"

The wettest month (with the highest rainfall) is December (3.11").
The driest month (with the least rainfall) is September (1.81").

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Average rainfall days in August
Grosvenor Dale, CT

Average rainfall days in August - Grosvenor Dale, CT
  • Average rainfall days in August: 14.8 days

The month with the highest number of rainy days is July (16.3 days).
The months with the least rainy days are January and February (7.8 days).

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Average snowfall in August
Grosvenor Dale, CT

Average snowfall in August - Grosvenor Dale, CT
  • Average snowfall in August: 0"

The months with the highest snowfall are February and March (5.08").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in August
Grosvenor Dale, CT

Average snowfall days in August - Grosvenor Dale, CT
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is March (9.1 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
Grosvenor Dale, CT

Average daylight in August / Average sunshine in August - Grosvenor Dale, 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 0min

The month with the most sunshine is August (Average sunshine: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).

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Average sunshine days in August
Grosvenor Dale, CT

Average sunshine days in August - Grosvenor Dale, CT
  • Average sunshine days in August: 14.3 days

The month with the most sunshine days is November (17.2 days).
The month with the least sunshine days is July (12.9 days).

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Average UV index in August
Grosvenor Dale, CT

Average UV index in August - Grosvenor Dale, 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
Grosvenor Dale, CT

Average cloud cover in August - Grosvenor Dale, CT
  • Average cloud cover in August: 37

The month with the most cloud cover is March (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 37).

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Average visibility in August
Grosvenor Dale, CT

Average visibility in August - Grosvenor Dale, CT
  • Average visibility in August: 5mi

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

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Grosvenor Dale, Connecticut, USA

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