August weather forecast
Prospect, CT

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Weather in August

August, the last month of the summer in Prospect, is another warm month, with an average temperature varying between 62.6°F (17°C) and 80.6°F (27°C).

Temperature

The transition from July to August sees an average high-temperature of a still warm 80.6°F (27°C), indicating a minor variance from the prior month. August brings an average low-temperature of 62.6°F (17°C) to Prospect.

Heat index

For August, the heat index is estimated at 84.2°F (29°C). Persisting in activity during long-term exposure might induce weariness, with subsequent heat cramps.
Be informed that the heat index values are oriented around shady conditions and gentle breezes. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', is an amalgamation of air temperature and humidity to express the equivalent perceived temperature. The effect of weather is individual, with a variety of people experiencing it differently due to distinctions in body mass, height, and level of activity. You should know that direct sun exposure can heighten weather effects, potentially elevating the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. In general, younger individuals are at greater risk than adults because they tend to sweat less. Also, having a larger skin surface to body size ratio and greater heat production due to their active behavior contribute to this danger.

Humidity

The average relative humidity in August is 76%.

Rainfall

In Prospect, in August, it is raining for 16.4 days, with typically 2.95" (75mm) of accumulated precipitation. In Prospect, Connecticut, during the entire year, the rain falls for 163.7 days and collects up to 35.79" (909mm) of precipitation.

Snowfall

In Prospect, Connecticut, snow does not fall in June through October.

Daylight

In Prospect, the average length of the day in August is 13h and 47min.
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, sunrise is at 6:17 am and sunset at 7:26 pm EDT.

Sunshine

August has the most sunshine of the year, with an average of 10.1h of sunshine.

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The maximum daily UV index of 6 in August interprets into the following recommendations:
Resist extreme sun exposure. Guarding against solar damage is essential. Between 10 a.m. and 4 p.m., the Sun emits the most powerful UV radiation. Limit direct exposure to the Sun during these hours. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
Updated: Aug 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average August temperature?

The average high-temperature, in August, in Prospect, is 80.6°F (27°C), while the average low-temperature is 62.6°F (17°C). 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 estimated at 84.2°F (29°C).

What is the average humidity in August?

The average relative humidity in August is 76%.

How many days does it rain in August?

In Prospect, in August, it is raining for 16.4 days, with typically 2.95" (75mm) of accumulated precipitation.

When it does not snow?

In Prospect, snow does not fall in June through October.

What is the average length of the day in August?

The average day length in August is 13h and 47min.

What time are sunrise and sunset in August?

On the first day of August, sunrise is at 5:47 am and sunset at 8:09 pm. On the last day of the month, sunrise is at 6:17 am and sunset at 7:26 pm EDT.

What month has the most sunshine?

August has the most sunshine of the year, with an average of 10.1h of sunshine.

How many hours of sunshine does Prospect have in August?

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

What are the months with the highest UV index?

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

What is the UV index reading in August?

In Prospect, the average daily maximum UV index in August is 6. A UV Index estimate of 6 to 7 represents a high health risk from unprotected exposure to 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
Prospect, CT

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

The warmest month (with the highest average high temperature) is July (82.6°F).
The month with the lowest average high temperature is January (33.4°F).

  • Average low temperature in August: 62.6°F

The month with the highest average low temperature is July (63.7°F).
The coldest month (with the lowest average low temperature) is January (21.7°F).

Average pressure in August
Prospect, CT

Average pressure in August - Prospect, 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
Prospect, CT

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

The windiest month (with the highest average wind speed) is January (8.4mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

Average humidity in August
Prospect, CT

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

The month with the highest relative humidity is February (79%).
The month with the lowest relative humidity is April (71%).

Average rainfall in August
Prospect, CT

Average rainfall in August - Prospect, CT
  • Average rainfall in August: 2.95"

The wettest month (with the highest rainfall) is December (3.94").
The driest month (with the least rainfall) is September (2.13").

Average rainfall days in August
Prospect, CT

Average rainfall days in August - Prospect, CT
  • Average rainfall days in August: 16.4 days

The months with the highest number of rainy days are May and July (17.9 days).
The month with the least rainy days is January (8.5 days).

Average snowfall in August
Prospect, CT

Average snowfall in August - Prospect, 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, September and October (0").

Average snowfall days in August
Prospect, CT

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

The month with the highest number of snowfall days is February (9 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in August / Average sunshine in August - Prospect, 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 month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).

Average sunshine days in August
Prospect, CT

Average sunshine days in August - Prospect, CT
  • Average sunshine days in August: 11.9 days

The month with the most sunshine days is November (17.4 days).
The month with the least sunshine days is June (10.7 days).

Average UV index in August
Prospect, CT

Average UV index in August - Prospect, 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
Prospect, CT

Average cloud cover in August - Prospect, 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
Prospect, CT

Average visibility in August - Prospect, 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).

Prospect, Connecticut, USA

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