July weather forecast
Bolton, CT

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 July

July, the same as June, is another warm summer month in Bolton, Connecticut, with an average temperature ranging between max 83.1°F (28.4°C) and min 63.5°F (17.5°C).

Temperature

The warmest month is July, with an average high-temperature of 83.1°F (28.4°C) and an average low-temperature of 63.5°F (17.5°C).

Heat index

The average heat index in July is calculated to be a hot 90.1°F (32.3°C). Take special precautions - heat exhaustion and heat cramps are expected. Heatstroke may occur with lengthy activity.
Take into consideration that the heat index values are calculated for shade and light wind conditions. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like', 'felt air temperature', 'apparent temperature', or 'real feel', is a measure of how hot it feels when the actual air humidity is factored in. This effect is individual, with diverse people perceiving weather differently for numerous reasons (differences in body mass, height, and shape, wind, pregnancy), and activity. Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.

Humidity

In July, the average relative humidity is 75%.

Rainfall

In Bolton, during 17.3 rainfall days, 2.83" (72mm) 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 Bolton, Connecticut, the average length of the day in July is 14h and 52min.
On the first day of the month, sunrise is at 5:18 am and sunset at 8:28 pm. On the last day of July, in Bolton, sunrise is at 5:43 am and sunset at 8:09 pm EDT.

Sunshine

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

UV index

The months with the highest UV index are June and July, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for the average person.
Note: The daily maximum UV index of 6 in July interpret into the following advice:
Take precautions against overexposure. Protection against sun damage is needed. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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FAQ

What is the warmest month in Bolton?

With an average high-temperature of 83.1°F (28.4°C) and an average low-temperature of 63.5°F (17.5°C), July is the warmest month in Bolton.

What is the temperature in July in Bolton?

The average high-temperature, in July, in Bolton, is 83.1°F (28.4°C), while the average low-temperature is 63.5°F (17.5°C). In July, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which factors the actual air temperature with the relative humidity, is calculated to be 90.1°F (32.3°C).

What is the average humidity in July in Bolton?

The average relative humidity in July in Bolton, Connecticut, is 75%.

How many days does it rain in July in Bolton?

In Bolton, in July, it is raining for 17.3 days, with typically 2.83" (72mm) of accumulated precipitation.

When it does not snow in Bolton?

June through September are months without snowfall in Bolton, Connecticut.

How many hours of daylight does Bolton have in July?

In July, the average day length in Bolton, Connecticut, is 14h and 52min.

When are sunrise and sunset in July in Bolton?

On the first day of July, sunrise is at 5:18 am and sunset at 8:28 pm. On the last day of the month, sunrise is at 5:43 am and sunset at 8:09 pm EDT.

What are the months with the most sunshine in Bolton?

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

How long on average sun shines in July in Bolton?

In Bolton, the average sunshine duration in July is 10.4h.

What is the month with the highest UV index in Bolton?

June and July, with an average maximum UV index of 6, are months with the highest UV index in Bolton.

What is the UV index intensity in July in Bolton?

In July, the average daily maximum UV index in Bolton, Connecticut, is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in July
Bolton, CT

Average temperature in July - Bolton, CT
  • Average high temperature in July: 83.1°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 July: 63.5°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 July
Bolton, CT

Average pressure in July - Bolton, 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).

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Average wind speed in July
Bolton, CT

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

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 July
Bolton, CT

Average humidity in July - Bolton, CT
  • Average humidity in July: 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 July
Bolton, CT

Average rainfall in July - Bolton, CT
  • Average rainfall in July: 2.83"

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 July
Bolton, CT

Average rainfall days in July - Bolton, CT
  • Average rainfall days in July: 17.3 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 July
Bolton, CT

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

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

Average daylight in July / Average sunshine in July - Bolton, CT
  • Average daylight in July: 14h and 52min

The month with the longest days is June (Average daylight: 15h and 10min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in July: 10h and 24min

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 July
Bolton, CT

Average sunshine days in July - Bolton, CT
  • Average sunshine days in July: 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 July
Bolton, CT

Average UV index in July - Bolton, CT
  • Average UV index in July: 6

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 July
Bolton, CT

Average cloud cover in July - Bolton, CT
  • Average cloud cover in July: 35

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 July
Bolton, CT

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