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April Weather in Bristol, United States

Last updated: June 24, 2025

In Bristol, United States, the average temperature in April hovers around 13°C (56°F). Expect variations, with temperatures dipping as low as -4°C (25°F) and climbing up to a warm 30°C (87°F). The region experiences approximately 129 mm (5.1 in) of precipitation spread over 12 days, resulting in an average humidity level of 84%.

April Temperature in Bristol

In April in Bristol, the average temperature is 13°C (56°F). The maximum can reach 30°C (87°F), while the minimum can drop as low as -4°C (25°F). Be sure to pack for a range of weather conditions if you're planning to travel during this time.

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

The chart illustrates April 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, April typically has an average temperature of 13°C (56°F), with highs reaching up to 30°C (87°F) and lows dropping to around -4°C (25°F).
JanFebMarAprMayJunJulAugSepOctNovDec384449566571757470604642
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.

April Precipitation in Bristol

In Bristol in April, the total precipitation amount is 129 mm (5.1 in) over the course of 12 days.

April Precipitation Trends in Bristol

The chart displays monthly precipitation patterns in Bristol, with values for each month alongside April’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April’s conditions compare to those of other months. In Bristol, April typically receives around 129 mm (5.1 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec971451241291069671868011078123
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Bristol

In Bristol in April, humidity is 84%. With an average temperature of 13°C (56°F), this humidity feels like a damp blanket wrapping around you, making it feel cooler and more uncomfortable for traveling, as the air clings to your skin and weighs you down with a sense of heaviness.

April Average Humidity in Bristol

This chart illustrates the average monthly humidity levels in Bristol, with April’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In April, average humidity in Bristol is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%87%86%84%83%83%79%66%68%78%89%86%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Bristol

In Bristol in April, 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 April

The chart shows the monthly maximum UV Index (UVI) for Bristol in April, 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 April, the maximum UV index in Bristol typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec468101111111010853
Data source: Bristol April 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 April 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 April’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 April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (39°F)97 mm (3.8 inches)87%moderate
February Weather7°C (44°F)145 mm (5.7 inches)87%high
March Weather9°C (49°F)124 mm (4.9 inches)86%very high
April Weather13°C (56°F)129 mm (5.1 inches)84%very high
May Weather18°C (66°F)106 mm (4.2 inches)83%extreme
June Weather22°C (71°F)96 mm (3.8 inches)83%extreme
July Weather24°C (76°F)71 mm (2.8 inches)79%extreme
August Weather23°C (74°F)86 mm (3.4 inches)66%very high
September Weather21°C (70°F)80 mm (3.1 inches)68%very high
October Weather16°C (60°F)110 mm (4.3 inches)78%very high
November Weather8°C (46°F)78 mm (3.1 inches)89%moderate
December Weather6°C (42°F)123 mm (4.8 inches)86%moderate

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