August weather forecast
Thomaston, CT

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Weather in August

The last month of the summer, August, is another warm month in Thomaston, Connecticut, with an average temperature fluctuating between 61.3°F (16.3°C) and 80.4°F (26.9°C).

Temperature

Thomaston's shift into August is marked by a subtle change to a still warm 80.4°F (26.9°C) from July's 82.4°F (28°C) in temperature. Thomaston experiences an average low-temperature of 61.3°F (16.3°C) in month of August.

Humidity

The average relative humidity in August is 76%.

Rainfall

In Thomaston, during August, the rain falls for 17.5 days and regularly aggregates up to 3.03" (77mm) of precipitation. Throughout the year, there are 170 rainfall days, and 35.43" (900mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall.

Daylight

The average length of the day in August 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, sunrise is at 6:17 am and sunset at 7:26 pm EDT.

Sunshine

July and August, with an average of 10.2h of sunshine, are months with the most 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 value of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for the average person.
Note: A maximum UV index of 6 in August translates into the following recommendations:
Resist overexposure. Safeguarding from solar damage is indispensable. Limit your exposure to the sun's UV radiation, which is strongest between 10 a.m. and 4 p.m., and note that parasols or canopies may not provide full sun protection. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.
Updated: Jul 24, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in August in Thomaston?

An average high-temperature, in August, in Thomaston, is 80.4°F (26.9°C) and the average low-temperature is 61.3°F (16.3°C). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which calculates the temperature value influenced by the moisture in the air, in July is calculated to be 89.6°F (32°C).

What is the average humidity in August?

In August, the average relative humidity is 76%.

How much does it rain in August?

In August, the rain falls for 17.5 days. Throughout August, 3.03" (77mm) of precipitation is accumulated.

When it does not snow?

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

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

In Thomaston, the average day length in August is 13h and 48min.

When is the sunrise / sunset in August?

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, sunrise is at 6:17 am and sunset at 7:26 pm EDT.

What are the months with the most sunshine?

July and August, with an average of 10.2h of sunshine, are months with the most sunshine in Thomaston.

How long on average sun shines in August?

In Thomaston, the average sunshine duration in August is 10.2h.

What is the month with the highest UV index?

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

How high is the UV index in August?

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

Average temperature in August - Thomaston, CT
  • Average high temperature in August: 80.4°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 (32.5°F).

  • Average low temperature in August: 61.3°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 (20.7°F).

Average pressure in August
Thomaston, CT

Average pressure in August - Thomaston, 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
Thomaston, CT

Average wind speed in August - Thomaston, 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
Thomaston, CT

Average humidity in August - Thomaston, 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
Thomaston, CT

Average rainfall in August - Thomaston, CT
  • Average rainfall in August: 3.03"

The wettest month (with the highest rainfall) is December (3.74").
The driest month (with the least rainfall) is September (2.24").

Average rainfall days in August
Thomaston, CT

Average rainfall days in August - Thomaston, CT
  • Average rainfall days in August: 17.5 days

The months with the highest number of rainy days are May and July (18.3 days).
The month with the least rainy days is February (9.3 days).

Average snowfall in August
Thomaston, CT

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

The month with the highest snowfall is February (5.12").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
Thomaston, CT

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

The month with the highest number of snowfall days is February (9.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in August / Average sunshine in August - Thomaston, 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 1min

The months with the most sunshine are July and August (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).

Average sunshine days in August
Thomaston, CT

Average sunshine days in August - Thomaston, CT
  • Average sunshine days in August: 10.9 days

The month with the most sunshine days is January (16.7 days).
The month with the least sunshine days is June (10 days).

Average UV index in August
Thomaston, CT

Average UV index in August - Thomaston, 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
Thomaston, CT

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

The months with the most cloud cover are February and March (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 35).

Average visibility in August
Thomaston, CT

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

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

Thomaston, Connecticut, USA

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