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May Weather in Bristol, United States

Last updated: June 24, 2025

In May, the average temperature in Bristol, United States is a pleasant 24°C (75°F), with minimums dipping to 9°C (49°F) and maximums soaring up to 37°C (99°F). Visitors should be prepared for some rain, as precipitation averages 103 mm (4.1 in) over 10 days. With an average humidity of 74%, it's wise to stay hydrated and enjoy the tropical ambiance!

May Temperature in Bristol

In May, in Bristol, the average temperature is 24°C (75°F), with maximums reaching up to 37°C (99°F) and minimums dropping as low as 9°C (49°F). Be prepared for a mix of warm days and cooler nights when planning your travel.

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

The chart illustrates May 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, May typically has an average temperature of 24°C (75°F), with highs reaching up to 37°C (99°F) and lows dropping to around 9°C (49°F).
JanFebMarAprMayJunJulAugSepOctNovDec536063687580818179736056
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.

May Precipitation in Bristol

In Bristol in May, the precipitation amount is 103 mm (4.1 in) over a span of 10 days.

May Precipitation Trends in Bristol

The chart displays monthly precipitation patterns in Bristol, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Bristol, May typically receives around 103 mm (4.1 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec841225710710318117319115210046126
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Bristol

In Bristol in May, humidity is 74%. With an average temperature of 24°C (75°F), this humidity feels like a warm blanket wrapping around you, making outdoor exploration both sticky and exhilarating, as the heat clings to your skin while inviting you to seek out refreshing breezes or cool shade.

May Average Humidity in Bristol

This chart illustrates the average monthly humidity levels in Bristol, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Bristol is approximately 74%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec83%82%79%77%74%70%78%78%79%74%83%86%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Bristol

In Bristol in May, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Bristol.

Maximum UV Index Levels in Bristol for May

The chart shows the monthly maximum UV Index (UVI) for Bristol in May, 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 May, the maximum UV index in Bristol typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec589101111121110864
Data source: Bristol May 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 May 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 May’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 May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather12°C (54°F)84 mm (3.3 inches)83%moderate
February Weather15°C (60°F)122 mm (4.8 inches)82%very high
March Weather17°C (64°F)57 mm (2.2 inches)79%very high
April Weather20°C (68°F)107 mm (4.2 inches)77%very high
May Weather24°C (75°F)103 mm (4.1 inches)74%extreme
June Weather26°C (80°F)181 mm (7.1 inches)70%extreme
July Weather27°C (81°F)173 mm (6.8 inches)78%extreme
August Weather27°C (81°F)191 mm (7.5 inches)78%extreme
September Weather26°C (79°F)152 mm (6.0 inches)79%very high
October Weather23°C (73°F)100 mm (3.9 inches)74%very high
November Weather16°C (60°F)46 mm (1.8 inches)83%high
December Weather13°C (56°F)126 mm (5.0 inches)86%moderate

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