July Weather in Bristol, United States

Last updated: June 24, 2025

In Bristol, United States, the average temperature in July is a pleasant 26°C (79°F). You can expect minimums to drop to a cool 13°C (56°F), while maximums can reach a sweltering 37°C (99°F). During this time, precipitation averages around 136 mm (5.4 in) over 14 days, with an average humidity of 76%, making it a month of varied climate conditions.

July Temperature in Bristol

In July in Bristol, the average temperature is 26°C (79°F). Maximum temperatures can reach 37°C (99°F), while minimums can dip as low as 13°C (56°F). This climate makes Bristol an ideal destination for travelers seeking warm weather and outdoor adventures.

July Weather in Bristol: Daily Temperature Highs, Lows, and Averages

The chart illustrates July temperature patterns in Bristol, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Bristol, July typically has an average temperature of 26°C (79°F), with highs reaching up to 37°C (99°F) and lows dropping to around 13°C (56°F).

Data source: Temperature data for Bristol generated using information from the Copernicus Climate Change Service.

July Precipitation in Bristol

In Bristol in July, the precipitation amount is 136 mm (5.4 in) over a span of 14 days.

July Precipitation Trends in Bristol

The chart displays monthly precipitation patterns in Bristol, with values for each month alongside July’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how July’s conditions compare to those of other months. In Bristol, July typically receives around 136 mm (5.4 inches) of precipitation spread over approximately 14 days.

Data source: Precipitation data for July generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

July Humidity in Bristol

In Bristol in July humidity is 76%. With an average temperature of 26°C (79°F), this humidity feels like a heavy blanket wrapping around you, making outdoor activities challenging and requiring frequent breaks to hydrate and cool down during your travels.

July Average Humidity in Bristol

This chart illustrates the average monthly humidity levels in Bristol, with July’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In July, average humidity in Bristol is approximately 76%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for July generated using information from the Copernicus Climate Change Service.

July UV Index in Bristol

In Bristol in July, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Bristol.

Maximum UV Index Levels in Bristol for July

The chart shows the monthly maximum UV Index (UVI) for Bristol in July, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In July, the maximum UV index in Bristol typically reaches 10, which falls under the very high exposure category.

Data source: Bristol July UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

Extreme (11+): Avoid the sun, stay in shade.
Very High (8-10): Limit sun exposure.
High (6-7): Use SPF 30+ and protective clothing.
Moderate (3-5): Midday shade recommended.
Low (0-2): No protection needed.

How July Weather in Bristol Compares to Other Months

Weather in Bristol varies notably across the year, with each month offering distinct climate conditions. This page compares July’s weather to other months in Bristol, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Bristol, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	2°C (36°F)	64 mm (2.5 inches)	83%	moderate
February Weather	4°C (39°F)	108 mm (4.2 inches)	82%	moderate
March Weather	7°C (44°F)	109 mm (4.3 inches)	81%	high
April Weather	12°C (54°F)	104 mm (4.1 inches)	79%	very high
May Weather	18°C (64°F)	124 mm (4.9 inches)	74%	very high
June Weather	23°C (74°F)	101 mm (4.0 inches)	77%	very high
July Weather	26°C (79°F)	136 mm (5.4 inches)	76%	very high
August Weather	25°C (77°F)	137 mm (5.4 inches)	77%	very high
September Weather	22°C (71°F)	89 mm (3.5 inches)	74%	very high
October Weather	16°C (62°F)	119 mm (4.7 inches)	75%	high
November Weather	8°C (47°F)	83 mm (3.3 inches)	80%	moderate
December Weather	4°C (40°F)	104 mm (4.1 inches)	81%	moderate