July weather forecast
Thomaston, CT

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Weather in July

July, like June, in Thomaston, Connecticut, is another warm summer month, with temperature in the range of an average low of 63.1°F (17.3°C) and an average high of 82.4°F (28°C).

Temperature

With average high and low temperatures of 82.4°F (28°C) and 63.1°F (17.3°C) respectively, July is Thomaston's warmest month.

Heat index

The heat index for July is calculated to be a tropical 89.6°F (32°C). Fatigue might occur with continuous exposure and activity, potentially causing heat cramps.
When assessing, remember that heat index measurements are for light winds and shaded spots. The heat index has the potential to rise by 15 Fahrenheit (8 Celsius) degrees with direct sunshine exposure.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', ties air temperature with relative humidity to produce the perceived temperature sensation. One's weather perception can be influenced by a range of factors including metabolic differences, being pregnant, and their level 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 primarily vital for children. Young individuals usually face greater risks than adults as their sweat production is less. Also, their larger skin surface relative to their small bodies and the high heat generation due to their activity contributes to their vulnerability.

Humidity

In July, the average relative humidity is 76%.

Rainfall

In Thomaston, during July, the rain falls for 18.3 days and regularly aggregates up to 3.31" (84mm) of precipitation. In Thomaston, during the entire year, the rain falls for 170 days and collects up to 35.43" (900mm) of precipitation.

Snowfall

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

Daylight

In Thomaston, the average length of the day in July is 14h and 51min.
On the first day of July, sunrise is at 5:22 am and sunset at 8:30 pm. On the last day of the month, sunrise is at 5:46 am and sunset at 8:10 pm EDT.

Sunshine

The months with the most sunshine are July and August, with an average of 10.2h 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 reading of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The maximum UV index of 6 during July translates into these guidelines:
Evade overexposure. Individuals with fair skin risk burning in under 20 minutes. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is at its strongest, and remember that parasols or canopies do not offer full protection. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.
Updated: Jul 24, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What month is the hottest?

July is the warmest month, exhibiting average temperatures of 82.4°F (28°C) at the peak and 63.1°F (17.3°C) at the base.

Is it hot during July?

An average high-temperature, in July, in Thomaston, is 82.4°F (28°C) and the average low-temperature is 63.1°F (17.3°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 July?

The average relative humidity in July is 76%.

How many days does it rain in July?

In Thomaston, Connecticut, in July, it is raining for 18.3 days, with typically 3.31" (84mm) of accumulated precipitation.

When it does not snow in Thomaston?

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

How many hours of daylight does Thomaston have in July?

In July, the average day length is 14h and 51min.

When are sunrise and sunset in July in Thomaston?

In July, on the first day of the month, sunrise is at 5:22 am and sunset at 8:30 pm. On the last day of the month, sunrise is at 5:46 am and sunset at 8:10 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.

How long on average sun shines in July?

The average sunshine duration in July is 10.2h.

When is the highest UV index?

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

How high is the UV index in July?

In Thomaston, the average daily maximum UV index in July 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 July
Thomaston, CT

Average temperature in July - Thomaston, CT
  • Average high temperature in July: 82.4°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 July: 63.1°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 July
Thomaston, CT

Average pressure in July - Thomaston, CT
  • Average pressure in July: 29.95"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 July
Thomaston, CT

Average wind speed in July - Thomaston, CT
  • Average wind speed in July: 5.3mph

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 July
Thomaston, CT

Average humidity in July - Thomaston, CT
  • Average humidity in July: 76%

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

Average rainfall in July
Thomaston, CT

Average rainfall in July - Thomaston, CT
  • Average rainfall in July: 3.31"

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 July
Thomaston, CT

Average rainfall days in July - Thomaston, CT
  • Average rainfall days in July: 18.3 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 July
Thomaston, CT

Average snowfall in July - Thomaston, CT
  • Average snowfall in July: 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 July
Thomaston, CT

Average snowfall days in July - Thomaston, CT
  • Average snowfall days in July: 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 July /
Average sunshine in July
Thomaston, CT

Average daylight in July / Average sunshine in July - Thomaston, CT
  • Average daylight in July: 14h 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 July: 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 July
Thomaston, CT

Average sunshine days in July - Thomaston, CT
  • Average sunshine days in July: 10.7 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 July
Thomaston, CT

Average UV index in July - Thomaston, CT
  • Average UV index in July: 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 July
Thomaston, CT

Average cloud cover in July - Thomaston, CT
  • Average cloud cover in July: 36

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 July
Thomaston, CT

Average visibility in July - Thomaston, CT
  • Average visibility in July: 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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