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June Weather in Bristol, United States

Last updated: June 24, 2025

In June, the average temperature in Bristol, United States hovers around 18°C (65°F), offering a pleasant climate. However, temperatures can range from a chilly 2°C (35°F) at night to a warm 34°C (93°F) during the day. Expect some rainfall, with an average precipitation of 99 mm (3.9 in) spread over about 13 days. The air tends to be quite humid, with an average humidity level of 74%.

June Temperature in Bristol

In June in Bristol, the average temperature is 18°C (65°F). Maximums can reach 34°C (93°F), and minimums can be as low as 2°C (35°F). Be prepared for a wide range of temperatures when traveling during this month, so pack accordingly!

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

The chart illustrates June 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, June typically has an average temperature of 18°C (65°F), with highs reaching up to 34°C (93°F) and lows dropping to around 2°C (35°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.

June Precipitation in Bristol

In Bristol in June, the precipitation amount is 99 mm (3.9 in) over the course of 13 days.

June Precipitation Trends in Bristol

The chart displays monthly precipitation patterns in Bristol, with values for each month alongside June’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how June’s conditions compare to those of other months. In Bristol, June typically receives around 99 mm (3.9 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec7979731099299110926714210479
Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.
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June Humidity in Bristol

In Bristol in June humidity is 74%. With an average temperature of 18°C (65°F), this humidity feels like a warm, sticky embrace that can make even short walks feel laborious, leading travelers to seek shade and refreshment more often.

June Average Humidity in Bristol

This chart illustrates the average monthly humidity levels in Bristol, with June’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In June, average humidity in Bristol is approximately 74%, 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 June generated using information from the Copernicus Climate Change Service.

June UV Index in Bristol

In Bristol in June, 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 June

The chart shows the monthly maximum UV Index (UVI) for Bristol in June, 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 June, the maximum UV index in Bristol typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2458910997532
Data source: Bristol June 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 June 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 June’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 June’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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