July weather forecast
Colchester, CT

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Weather in July

July, the same as June, is a moderately hot summer month in Colchester, Connecticut, with an average temperature fluctuating between 64°F (17.8°C) and 82.2°F (27.9°C).

Temperature

July proves to be the warmest month, recording an average peak temperature of 82.2°F (27.9°C) and a minimum temperature of 64°F (17.8°C).

Heat index

In July, the average heat index is estimated at a hot 87.8°F (31°C). Unrelenting activity during exposure could cause fatigue and potentially lead to heat cramps.
Consider that heat index readings are for situations in the shade and light wind. Heat index values may rise by up to 15 Fahrenheit (8 Celsius) degrees when exposed to direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'real feel', gauges the sensation of temperature factoring in the air's moisture content. The effect is experienced differently by individuals, hinging on unique characteristics such as body mass, stature, and level of 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 highly critical to babies and toddlers. Young ones often underestimate the need for rest and rehydration. Thirst appears late in dehydration - hence, it is important to keep hydrated, particularly during prolonged physical activities.

Humidity

In July, the average relative humidity in Colchester is 77%.

Rainfall

In Colchester, in July, it is raining for 11.8 days, with typically 0.91" (23mm) of accumulated precipitation. In Colchester, Connecticut, during the entire year, the rain falls for 99.9 days and collects up to 9.41" (239mm) of precipitation.

Snowfall

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

Daylight

In Colchester, the average length of the day in July is 14h and 50min.
On the first day of the month, sunrise is at 5:19 am and sunset at 8:27 pm. On the last day of July, in Colchester, sunrise is at 5:43 am and sunset at 8:07 pm EDT.

Sunshine

In July, the average sunshine is 10.2h.

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index in Colchester. A UV Index of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for the average person.
Note: During July, 6 as the daily maximum UV index converts into the following advice:
Stay clear of intense sun exposure. Solar protection is of utmost significance. Avoid direct Sun exposure and seek shade between 10 a.m. and 4 p.m., when UV radiation is at its peak, but keep in mind that not all shade structures provide complete protection. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.
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Frequently asked questions

What time of the year is the hottest in Colchester?

July, marked by an average high-temperature of 82.2°F (27.9°C) and a low-temperature of 64°F (17.8°C), is the warmest month in Colchester.

What is the usual temperature for Colchester in July?

The average high-temperature and low-temperature in Colchester, Connecticut, during July are 82.2°F (27.9°C) and 64°F (17.8°C) respectively. 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 estimated at 87.8°F (31°C).

What is the average humidity in July in Colchester?

The average relative humidity in July in Colchester, Connecticut, is 77%.

How much does it rain in Colchester in July?

In Colchester, in July, it is raining for 11.8 days, with typically 0.91" (23mm) of accumulated precipitation.

When it does not snow in Colchester?

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

What is the average length of the day in July in Colchester?

In Colchester, the average day length in July is 14h and 50min.

When are sunrise and sunset in July in Colchester?

In July, on the first day of the month, sunrise is at 5:19 am and sunset at 8:27 pm. On the last day of the month, sunrise is at 5:43 am and sunset at 8:07 pm EDT.

How many hours of sunshine does Colchester have in July?

In July, the average sunshine duration is 10.2h.

When is the highest UV index in Colchester?

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

What is the UV index intensity in July in Colchester?

In July, the average daily maximum UV index is 6. A UV Index of 6 to 7 symbolizes a high hazard to health 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
Colchester, CT

Average temperature in July - Colchester, CT
  • Average high temperature in July: 82.2°F

The warmest month (with the highest average high temperature) is July (82.2°F).
The month with the lowest average high temperature is January (34.3°F).

  • Average low temperature in July: 64°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (22.8°F).

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Average pressure in July
Colchester, CT

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

Average wind speed in July - Colchester, CT
  • Average wind speed in July: 5.7mph

The windiest months (with the highest average wind speed) are January and March (8.6mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).

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Average humidity in July
Colchester, CT

Average humidity in July - Colchester, CT
  • Average humidity in July: 77%

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

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Average rainfall in July
Colchester, CT

Average rainfall in July - Colchester, CT
  • Average rainfall in July: 0.91"

The wettest month (with the highest rainfall) is December (1.02").
The driest month (with the least rainfall) is September (0.35").

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Average rainfall days in July
Colchester, CT

Average rainfall days in July - Colchester, CT
  • Average rainfall days in July: 11.8 days

The month with the highest number of rainy days is July (11.8 days).
The month with the least rainy days is January (5.1 days).

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Average snowfall in July
Colchester, CT

Average snowfall in July - Colchester, CT
  • Average snowfall in July: 0"

The month with the highest snowfall is March (1.26").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in July
Colchester, CT

Average snowfall days in July - Colchester, CT
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is February (6.4 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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Average daylight in July /
Average sunshine in July
Colchester, CT

Average daylight in July / Average sunshine in July - Colchester, CT
  • Average daylight in July: 14h 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 July: 10h and 1min

The month with the most sunshine is August (Average sunshine: 10h and 18min).
The months with the least sunshine are February and December (Average sunshine: 4h and 36min).

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Average sunshine days in July
Colchester, CT

Average sunshine days in July - Colchester, CT
  • Average sunshine days in July: 17.1 days

The month with the most sunshine days is January (21.8 days).
The month with the least sunshine days is July (17.1 days).

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Average UV index in July
Colchester, CT

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

The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in July
Colchester, CT

Average cloud cover in July - Colchester, CT
  • Average cloud cover in July: 37

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 34).

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Average visibility in July
Colchester, CT

Average visibility in July - Colchester, CT
  • Average visibility in July: 5mi

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

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Colchester, Connecticut, USA

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