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October Weather in Bristol, United States

Last updated: June 24, 2025

In October, the average temperature in Bristol, United States hovers around 10°C (50°F). Expect a temperature range that varies from a chilly -4°C (24°F) to a pleasantly warm 25°C (78°F). During this month, precipitation totals approximately 142 mm (5.6 in) spread over 14 days, contributing to an average humidity level of 86%.

October Temperature in Bristol

In October in Bristol, the average temperature is 10°C (50°F). Maximums can reach 25°C (78°F), while minimums can dip as low as -4°C (24°F). This makes Bristol a destination where you can experience a wide range of temperatures, so be sure to pack accordingly for your travels.

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 10°C (50°F), with highs reaching up to 25°C (78°F) and lows dropping to around -4°C (24°F).
JanFebMarAprMayJunJulAugSepOctNovDec202330435665706861503526
Data source: Temperature data for Bristol generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

October Precipitation in Bristol

In Bristol in October, the precipitation amount is 142 mm (5.6 in) occurring over a span of 14 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 142 mm (5.6 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec7979731099299110926714210479
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Bristol

In Bristol in October humidity is 86%. With an average temperature of 10°C (50°F), this humidity feels like a heavy blanket wrapping around you, making outdoor activities uncomfortable and sticky, which can dampen the spirit of travel.

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 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec93%92%86%85%80%74%76%75%78%86%89%89%
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 reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check 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 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2458910997532
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.
 TemperaturePrecipitationHumidityUV
January Weather-7°C (20°F)79 mm (3.1 inches)93%low
February Weather-5°C (23°F)79 mm (3.1 inches)92%moderate
March Weather-1°C (31°F)73 mm (2.9 inches)86%moderate
April Weather6°C (43°F)108 mm (4.3 inches)85%very high
May Weather13°C (56°F)92 mm (3.6 inches)80%very high
June Weather18°C (65°F)99 mm (3.9 inches)74%very high
July Weather21°C (70°F)110 mm (4.3 inches)76%very high
August Weather20°C (69°F)92 mm (3.6 inches)75%very high
September Weather16°C (61°F)67 mm (2.6 inches)78%high
October Weather10°C (50°F)142 mm (5.6 inches)86%moderate
November Weather2°C (35°F)103 mm (4.1 inches)88%moderate
December Weather-3°C (26°F)79 mm (3.1 inches)89%low

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