July weather forecast
Bristol, IL

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Weather in July

July, like June, in Bristol, Illinois, is a moderately hot summer month, with an average temperature varying between 81.1°F (27.3°C) and 64.2°F (17.9°C).

Temperature

July is the warmest month, exhibiting average temperatures of 81.1°F (27.3°C) at the peak and 64.2°F (17.9°C) at the base.

Heat index

The heat index value for July is evaluated at a hot 87.8°F (31°C). Uninterrupted activity during exposure could lead to a sense of exhaustion, possibly causing heat cramps.
When assessing, remember that heat index measurements are for light winds and shaded spots. A rise in the heat index by 15 Fahrenheit (8 Celsius) degrees may result from direct sunlight exposure.
Note: The heat index, also known as 'real feel' or 'felt air temperature', provides an understanding of perceived warmth by combining temperature and relative humidity. The effect is experienced differently by individuals, hinging on unique characteristics such as body mass, stature, and level of activity. It is essential to be conscious of the fact that direct sunlight can intensify the felt heat, leading to an elevation in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Juveniles often do not understand the need to recuperate and rehydrate. Thirst is a delayed symptom of dehydration - hence, it is vital to maintain hydration, particularly during ongoing physical activities.

Humidity

January, February, July and August, with an average relative humidity of 83%, are the most humid months in Bristol.

Rainfall

In July, the rain falls for 16.6 days. Throughout July, 2.17" (55mm) of precipitation is accumulated. Throughout the year, in Bristol, Illinois, there are 133.1 rainfall days, and 16.93" (430mm) of precipitation is accumulated.

Snowfall

May through September are months without snowfall in Bristol, Illinois.

Daylight

In July, the average length of the day is 14h and 51min.
On the first day of the month, sunrise is at 5:23 am and sunset at 8:32 pm. On the last day of July, sunrise is at 5:47 am and sunset at 8:12 pm CDT.

Sunshine

July has the most sunshine of the year in Bristol, with an average of 9.8h of sunshine.

UV index

June and July, with an average maximum UV index of 6, are months with the highest UV index in Bristol. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV radiation for the average person.
Note: The maximum daily UV index of 6 in July interprets into the following recommendations:
Eschew overexposure. Those with light skin may suffer burns in fewer than 20 minutes. Make an effort to avoid direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation, and note that objects like parasols or canopies might not offer full sun protection. A hat with a broad brim is indispensable, filtering out up to half of UV rays.
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Frequently asked questions

What is the warmest month in Bristol?

July, having an average high-temperature of 81.1°F (27.3°C) and an average low-temperature of 64.2°F (17.9°C), is the warmest month.

What is the temperature in July in Bristol?

The high-temperature, in July, in Bristol, records 81.1°F (27.3°C), while the low-temperature is 64.2°F (17.9°C). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, in July is evaluated at 87.8°F (31°C).

What are the most humid months in Bristol?

January, February, July and August, with an average relative humidity of 83%, are most humid months in Bristol.

What is the average humidity in July in Bristol?

In Bristol, the average relative humidity in July is 83%.

How much does it rain in Bristol in July?

In Bristol, Illinois, during July, the rain falls for 16.6 days and regularly aggregates up to 2.17" (55mm) of precipitation.

When it does not snow in Bristol?

May through September are months without snowfall in Bristol.

How many hours of daylight does Bristol have in July?

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

When are sunrise and sunset in July in Bristol?

In July, on the first day of the month, sunrise is at 5:23 am and sunset at 8:32 pm. On the last day of the month, in Bristol, Illinois, sunrise is at 5:47 am and sunset at 8:12 pm CDT.

What month has the most sunshine in Bristol?

With an average of 9.8h of sunshine, July has the most sunshine of the year in Bristol, Illinois.

How many hours of sunshine does Bristol have in July?

In Bristol, Illinois, the average sunshine duration in July is 9.8h.

What are the months with the highest UV index in Bristol?

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

How high is the UV index in July in Bristol?

In Bristol, Illinois, the average daily maximum UV index in July is 6. A UV Index value of 6 to 7 symbolizes a high health threat 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
Bristol, IL

Average temperature in July - Bristol, IL
  • Average high temperature in July: 81.1°F

The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (28.4°F).

  • Average low temperature in July: 64.2°F

The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (16.7°F).

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Average pressure in July
Bristol, IL

Average pressure in July - Bristol, IL
  • Average pressure in July: 29.97"Hg

The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in July
Bristol, IL

Average wind speed in July - Bristol, IL
  • Average wind speed in July: 6.2mph

The windiest month (with the highest average wind speed) is April (9.7mph).
The calmest month (with the lowest average wind speed) is August (6mph).

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Average humidity in July
Bristol, IL

Average humidity in July - Bristol, IL
  • Average humidity in July: 83%

The months with the highest relative humidity are January, February, July and August (83%).
The month with the lowest relative humidity is October (74%).

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Average rainfall in July
Bristol, IL

Average rainfall in July - Bristol, IL
  • Average rainfall in July: 2.17"

The wettest month (with the highest rainfall) is June (2.24").
The driest months (with the least rainfall) are November and December (0.75").

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Average rainfall days in July
Bristol, IL

Average rainfall days in July - Bristol, IL
  • Average rainfall days in July: 16.6 days

The month with the highest number of rainy days is July (16.6 days).
The month with the least rainy days is February (4.3 days).

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Average snowfall in July
Bristol, IL

Average snowfall in July - Bristol, IL
  • Average snowfall in July: 0"

The month with the highest snowfall is January (1.73").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in July
Bristol, IL

Average snowfall days in July - Bristol, IL
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (10.7 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
Bristol, IL

Average daylight in July / Average sunshine in July - Bristol, IL
  • 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: 9h and 5min

The month with the most sunshine is July (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

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Average sunshine days in July
Bristol, IL

Average sunshine days in July - Bristol, IL
  • Average sunshine days in July: 10.2 days

The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is July (10.2 days).

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Average UV index in July
Bristol, IL

Average UV index in July - Bristol, IL
  • 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 and December (UV index 1).

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Average cloud cover in July
Bristol, IL

Average cloud cover in July - Bristol, IL
  • Average cloud cover in July: 34

The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is September (Cloud cover 32).

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Average visibility in July
Bristol, IL

Average visibility in July - Bristol, IL
  • Average visibility in July: 5mi

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

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Bristol, Illinois, USA

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