July weather forecast
Durham, CT

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Weather in July

July, the same as June, is another warm summer month in Durham, Connecticut, with an average temperature fluctuating between 64°F (17.8°C) and 82.8°F (28.2°C).

Temperature

In Durham, July records the highest average temperatures, peaking at 82.8°F (28.2°C) and reaching a low of 64°F (17.8°C).

Heat index

During July, the heat index is computed to be a hot 89.6°F (32°C). Enduring exposure and unrelenting activity might cause a state of weariness, potentially leading to heat cramps.
In terms of the heat index, values are set with light wind and shade conditions in mind. Direct sunshine exposure could raise heat index values by as much as 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is achieved by amalgamating air temperature with the relative humidity readings. Additional elements including metabolic differences, the level of physical activity, and attire have a role in shaping the individual's temperature perception. One should be aware that direct sunshine can amplify the perceived temperature, raising the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values hold great significance to children. Young people are generally more susceptible than adults because they perspire less. Furthermore, their proportionally larger skin surface to their petite bodies and the increased heat output from their actions add to the risk.

Humidity

The average relative humidity in July in Durham is 76%.

Rainfall

In Durham, during July, the rain falls for 17.3 days and regularly aggregates up to 3.19" (81mm) of precipitation. Throughout the year, in Durham, there are 160 rainfall days, and 34.57" (878mm) of precipitation is accumulated.

Snowfall

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

Daylight

The average length of the day in July is 14h and 50min.
On the first day of the month, sunrise is at 5:21 am and sunset at 8:28 pm. On the last day of July, in Durham, Connecticut, sunrise is at 5:45 am and sunset at 8:08 pm EDT.

Sunshine

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

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: In July, the maximum UV index of 6 suggests these recommendations:
Use protective steps and abide by sun safety guidelines. Safeguarding against skin and eye harm is necessary. 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. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.
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Frequently asked questions

What are the warmest months in Durham?

With average high temperatures of 82.8°F (28.2°C) and lows of 64°F (17.8°C), July is the warmest month in Durham, Connecticut.

How hot is July in Durham?

In Durham, in July, the average high-temperature is 82.8°F (28.2°C), and the average low-temperature is 64°F (17.8°C). The average heat index (a.k.a. 'feels like', 'apparent temperature'), which represents the influence of relative humidity on air temperature, in July is computed to be 89.6°F (32°C).

What is the average humidity in July in Durham?

In July, the average relative humidity is 76%.

How much does it rain in Durham in July?

In Durham, in July, during 17.3 rainfall days, 3.19" (81mm) of precipitation is typically accumulated.

When it does not snow in Durham?

June through October are months without snowfall.

How many hours of daylight does Durham have in July?

The average day length in July in Durham, Connecticut, is 14h and 50min.

When is the sunrise / sunset in July in Durham?

In July, on the first day of the month, sunrise is at 5:21 am and sunset at 8:28 pm. On the last day of the month, sunrise is at 5:45 am and sunset at 8:08 pm EDT.

What is the month with the most sunshine in Durham?

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

How many hours of sunshine does Durham have in July?

In Durham, Connecticut, the average sunshine duration in July is 10.2h.

When is the highest UV index in Durham?

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

What is the UV index intensity in July in Durham?

In Durham, the average daily maximum UV index in July is 6. A UV Index of 6 to 7 symbolizes 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 July
Durham, CT

Average temperature in July - Durham, CT
  • Average high temperature in July: 82.8°F

The warmest month (with the highest average high temperature) is July (82.8°F).
The month with the lowest average high temperature is January (34°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 (22.3°F).

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Average pressure in July
Durham, CT

Average pressure in July - Durham, 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
Durham, CT

Average wind speed in July - Durham, CT
  • Average wind speed in July: 5.5mph

The windiest month (with the highest average wind speed) is January (8.4mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).

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Average humidity in July
Durham, CT

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

The month with the highest relative humidity is February (78%).
The month with the lowest relative humidity is April (71%).

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Average rainfall in July
Durham, CT

Average rainfall in July - Durham, CT
  • Average rainfall in July: 3.19"

The wettest month (with the highest rainfall) is December (3.74").
The driest month (with the least rainfall) is September (1.97").

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Average rainfall days in July
Durham, CT

Average rainfall days in July - Durham, 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 (8.3 days).

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Average snowfall in July
Durham, CT

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

The month with the highest snowfall is March (4.33").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in July
Durham, CT

Average snowfall days in July - Durham, 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
Durham, CT

Average daylight in July / Average sunshine in July - Durham, 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 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 36min).

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Average sunshine days in July
Durham, CT

Average sunshine days in July - Durham, CT
  • Average sunshine days in July: 12.2 days

The month with the most sunshine days is November (17.4 days).
The month with the least sunshine days is June (11.5 days).

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Average UV index in July
Durham, CT

Average UV index in July - Durham, 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
Durham, CT

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

The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 35).

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Average visibility in July
Durham, CT

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

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

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Durham, Connecticut, USA

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