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March Weather in South Bristol, United States

Last updated: June 24, 2025

In March, the average temperature in South Bristol, United States hovers around 1°C (35°F). Prepare for chilly days, as temperatures can dip as low as -13°C (9°F) or soar to a maximum of 11°C (53°F). Expect 86 mm (3.4 in) of precipitation spread across 10 days, contributing to a humidity level of 84%—perfect for cozy indoor activities!

March Temperature in South Bristol

In March in South Bristol, the average temperature is 1°C (35°F). The maximum can reach 11°C (53°F) and the minimum can be as low as -13°C (9°F). Visitors should be prepared for cold weather and dress in layers to stay comfortable during their trip.

March Weather in South Bristol: Daily Temperature Highs, Lows, and Averages

The chart illustrates March temperature patterns in South Bristol, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In South Bristol, March typically has an average temperature of 1°C (35°F), with highs reaching up to 11°C (53°F) and lows dropping to around -13°C (9°F).
JanFebMarAprMayJunJulAugSepOctNovDec303134425059656762544335
Data source: Temperature data for South 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.

March Precipitation in South Bristol

In South Bristol in March, the precipitation amount is 86 mm (3.4 in) over the course of 10 days.

March Precipitation Trends in South Bristol

The chart displays monthly precipitation patterns in South Bristol, with values for each month alongside March’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how March’s conditions compare to those of other months. In South Bristol, March typically receives around 86 mm (3.4 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec981018613884741017490143123138
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
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March Humidity in South Bristol

In South Bristol in March humidity is 84%. With an average temperature of 1°C (35°F), this humidity feels like a cold, damp chill that seeps into your bones, making it feel much colder than the thermometer suggests, which can be quite uncomfortable for traveling.

March Average Humidity in South Bristol

This chart illustrates the average monthly humidity levels in South Bristol, with March’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In March, average humidity in South Bristol is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%86%84%79%79%86%85%83%80%77%80%81%
Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in South Bristol

In South Bristol in March, 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 South Bristol.

Maximum UV Index Levels in South Bristol for March

The chart shows the monthly maximum UV Index (UVI) for South Bristol in March, 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 March, the maximum UV index in South Bristol typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2457910987532
Data source: South Bristol March 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 March Weather in South Bristol Compares to Other Months

Weather in South Bristol varies notably across the year, with each month offering distinct climate conditions. This page compares March’s weather to other months in South Bristol, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in South Bristol, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (31°F)98 mm (3.9 inches)85%low
February Weather0°C (32°F)101 mm (4.0 inches)86%moderate
March Weather1°C (35°F)86 mm (3.4 inches)84%moderate
April Weather6°C (43°F)138 mm (5.4 inches)79%high
May Weather10°C (50°F)84 mm (3.3 inches)79%very high
June Weather15°C (59°F)74 mm (2.9 inches)86%very high
July Weather18°C (65°F)101 mm (4.0 inches)85%very high
August Weather19°C (67°F)74 mm (2.9 inches)83%very high
September Weather17°C (62°F)89 mm (3.5 inches)80%high
October Weather12°C (55°F)143 mm (5.6 inches)77%moderate
November Weather6°C (44°F)123 mm (4.8 inches)80%moderate
December Weather1°C (35°F)138 mm (5.4 inches)81%low

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