October Weather in Bristol, United States

Last updated: June 24, 2025

In Bristol, United States, the average temperature in October is a pleasant 23°C (73°F). However, be prepared for temperature fluctuations; it can dip as low as 4°C (39°F) and soar up to a sweltering 36°C (96°F). Expect about 100 mm (3.9 in) of precipitation over 9 days, and don't forget that the humidity hovers around 74%, adding to the climate's overall character.

October Temperature in Bristol

In October in Bristol, the average temperature is 23°C (73°F). Maximums can reach 36°C (96°F), and minimums can be as low as 4°C (39°F). This makes it a perfect time to enjoy a variety of outdoor activities while packing layers for the cooler evenings.

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

The chart illustrates October 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, October typically has an average temperature of 23°C (73°F), with highs reaching up to 36°C (96°F) and lows dropping to around 4°C (39°F).

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

October Precipitation in Bristol

In Bristol in October, the precipitation amount is 100 mm (3.9 in) spread over 9 days.

October Precipitation Trends in Bristol

The chart displays monthly precipitation patterns in Bristol, with values for each month alongside October’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how October’s conditions compare to those of other months. In Bristol, October typically receives around 100 mm (3.9 inches) of precipitation spread over approximately 9 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

October Humidity in Bristol

In Bristol in October humidity is 74%. With an average temperature of 23°C (73°F), this humidity feels like walking through a warm, enveloping fog, making outdoor activities more strenuous and requiring frequent breaks for hydration.

October Average Humidity in Bristol

This chart illustrates the average monthly humidity levels in Bristol, with October’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In October, average humidity in Bristol is approximately 74%, offering insight into how humid the weather typically is during this month.

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

October UV Index in Bristol

In Bristol in October, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Bristol.

Maximum UV Index Levels in Bristol for October

The chart shows the monthly maximum UV Index (UVI) for Bristol in October, 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 October, the maximum UV index in Bristol typically reaches 8, which falls under the very high exposure category.

Data source: Bristol October 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 October 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 October’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 October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	12°C (54°F)	84 mm (3.3 inches)	83%	moderate
February Weather	15°C (60°F)	122 mm (4.8 inches)	82%	very high
March Weather	17°C (64°F)	57 mm (2.2 inches)	79%	very high
April Weather	20°C (68°F)	107 mm (4.2 inches)	77%	very high
May Weather	24°C (75°F)	103 mm (4.1 inches)	74%	extreme
June Weather	26°C (80°F)	181 mm (7.1 inches)	70%	extreme
July Weather	27°C (81°F)	173 mm (6.8 inches)	78%	extreme
August Weather	27°C (81°F)	191 mm (7.5 inches)	78%	extreme
September Weather	26°C (79°F)	152 mm (6.0 inches)	79%	very high
October Weather	23°C (73°F)	100 mm (3.9 inches)	74%	very high
November Weather	16°C (60°F)	46 mm (1.8 inches)	83%	high
December Weather	13°C (56°F)	126 mm (5.0 inches)	86%	moderate