March Weather in Bristol, United Kingdom

Last updated: March 17, 2025

March in Bristol, United Kingdom, offers a dynamic blend of weather as the transition to spring unfolds. Temperatures range from a brisk minimum of -6°C (22°F) to a pleasant maximum of 21°C (71°F), contributing to an average temperature of 7°C (46°F). This month also sees a notable precipitation amount of 74 mm (2.9 in) spread over 14 days, leading to a humid environment with levels reaching 86%. Residents and visitors can expect a mix of chilly days and the occasional burst of warmth, reminding all that the vibrant spirit of spring is just around the corner.

March Temperature in Bristol

As March unfolds in Bristol, the city begins to shake off the chill of winter, showcasing an emerging warmth that hints at the vibrant spring ahead. With temperatures ranging from a minimum of -6°C (22°F) to a welcoming maximum of 21°C (71°F), this month marks a noticeable shift from February's cooler climes. The average temperature climbs to 7°C (46°F), inviting residents and visitors alike to step outside and enjoy the budding flora. Interestingly, the increasing warmth accompanies the longer daylight hours, creating a perfect backdrop for exploring Bristol's scenic spots. As the month progresses, the shift in temperatures serves as a cheerful reminder that spring is just around the corner, encouraging a sense of renewal and adventure.

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

The chart illustrates March 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.
JanFebMarAprMayJunJulAugSepOctNovDec414345495461646258534644
Data source: Temperature data for Bristol generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

March Precipitation in Bristol

March in Bristol marks a notable rise in precipitation, with an average of 74 mm (2.9 in) of rain falling over 14 days. This increase follows a wet February and suggests that spring is heralding a season of heightened rainfall. Compared to the drier months of April and September, March stands out as one of the wetter periods, laying the groundwork for the lush scenery that characterizes the region as nature begins to bloom. The trend of increasing precipitation as winter transitions into spring indicates that residents should be prepared for more frequent showers, making waterproof attire a staple for outdoor activities this month.

March Precipitation Trends in Bristol

The chart displays monthly precipitation patterns in 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.
JanFebMarAprMayJunJulAugSepOctNovDec5667745073726878551016690
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

March Humidity in Bristol

In March, the humidity in Bristol, United Kingdom, averages 86%, marking a slight decline from January and February's consistent 88%. This subtle decrease hints at the arrival of spring, as the atmospheric moisture begins to ease with the transitioning seasons. Compared to the later months, such as April with 84% and May at 80%, March stands as a pivotal point where the humidity starts its gradual retreat. As the city moves towards summer, one can expect these levels to continue to drop, creating a refreshing contrast to the often damp chill of winter months. Overall, the trend indicates a steady progression towards drier conditions, offering a glimpse of the milder weather that lies ahead.

March Average Humidity in Bristol

This chart illustrates the average monthly humidity levels in Bristol, with March's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how March's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec89%88%86%84%80%80%70%73%79%89%90%89%
Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in Bristol

As winter fades away, March brings an uptick in the UV Index for Bristol, rising to 4, marking a transition to a moderate exposure category. This shift indicates that while long sun-soaked days are still a way off, sun seekers should be more cautious, with a recommended burn time of just 30 minutes. Compared to the low levels of January and February, this increase suggests it's time to start thinking about sunscreen and protective clothing as you enjoy the early spring sunshine. Stay informed about ongoing changes throughout the month and beyond by checking the local Bristol UV Index for the latest updates.

Maximum UV Index Levels in Bristol for March

The chart shows the monthly maximum UV Index (UVI) for 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.
JanFebMarAprMayJunJulAugSepOctNovDec124578876421
Data source: 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.

March Sunshine in Bristol

As spring takes hold in Bristol, March brings a delightful increase in sunshine, totaling 194 hours, a significant leap from the 142 hours recorded in February. This trend reflects the region's transition into brighter days, paving the way for April's even more generous 308 hours of light. The gradual climb in daylight hours not only enhances the vibrant atmosphere of the city but also signals the arrival of outdoor festivities and blooming blooms. With the promise of warmer months ahead, March holds a special place in the hearts of Bristolians, marking a time of renewal and anticipation as they bask in the sun-filled days that are just around the corner.

Monthly Sunshine Duration in Bristol: March Highlighted

The March sunshine duration represents the total number of hours Bristol experiences direct sunlight during the month of March, excluding cloudy or obstructed periods. This chart compares the sunshine duration of March with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec89h142h194h308h381h364h395h347h284h231h131h108h
Data source: Bristol March Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Bristol During March

As winter gives way to spring, Bristol's odds of enjoying sunshine in March noticeably improve, with a 28% chance of sunny weather compared to the colder months, where January and February hover at a mere 21%. This increase signals the onset of brighter days, hinting at a shift in the seasons. Though March still lags behind April's robust 52% likelihood of sun, it stands out as a hopeful turning point, offering residents and visitors a taste of the approaching warmth. With the transition to spring, March invites a gradual uplift, suggesting that sunnier days are on the horizon.

Percentage of Sunny Days in March in Bristol

The chart illustrates the percentage of sunny days in Bristol throughout the year, with March highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Bristol experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec21%22%28%52%34%26%37%26%26%23%31%20%
Data source: Bristol March chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Bristol in March

As winter yields to spring in Bristol, March brings a noticeable shift in daylight, with the hours increasing to an invigorating 11 hours. This transition marks a significant leap from February's 9 hours, heralding brighter days ahead. The lengthening daylight is a precursor to the vibrant energy of spring, leading into April's further increase to 13 hours. The gradual extension of daylight not only lifts spirits but also invites outdoor adventures, making the shift from winter's shorter days into the sun-soaked warmth of spring all the more delightful. The trend reflects a broader seasonal change, where each month gradually gifts more sunlight until reaching a peak in June.

Average Daylight Hours in Bristol for March

The chart illustrates the variation in daylight duration in Bristol throughout the year, with March highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 24m9h 58m11h 55m13h 54m15h 38m16h 32m16h 3m14h 30m12h 35m10h 36m8h 50m7h 53m
Data source: Bristol daylight hours, calculated by summing the hours between sunrise and sunset for each day.

March Winds in Bristol

In March, Bristol experiences a familiar embrace of breezy weather, with average wind speeds maintaining a steady 4.3 m/s (10 mph), mirroring January's calm yet invigorating gusts. Following February's slightly stronger winds at 5.1 m/s (12 mph), March signals a return to the winter-like conditions that are characteristic of this transitional month. As the city gradually warms, wind speeds begin to taper off in April to 3.3 m/s (7 mph), marking the start of a gentle drift into milder spring days. This trend reflects a seasonal shift, where the winds, while moderate, still carry the refreshing hint of change, inviting residents and visitors alike to venture outdoors and enjoy the emerging beauty of spring in Bristol.

Average March Wind Speed in Bristol

The chart displays monthly wind speed patterns in Bristol, with values for each month shown alongside March's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how March's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec4.35.14.3 m/s3.34.23.23.13.63.34.23.64.4
Data source: Bristol March wind data, generated using information from the Copernicus Climate Change Service.

How March Weather in Bristol Compares to Other Months

The weather in Bristol changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of March's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Bristol and find detailed weather information for every month.

In January, the weather in Bristol is characterized by slightly milder temperatures, with average highs around 5°C (42°F) and lows of -4°C (25°F). The month sees approximately 56 mm (2.2 in) of precipitation over 10 days, accompanied by a humidity level of 88%. In contrast, March experiences a wider temperature range, with average highs reaching 7°C (46°F) and lows dipping to -6°C (22°F). While March has a higher maximum temperature of 21°C (71°F), it also sees more rain, totaling 74 mm (2.9 in) over 14 days, and maintains a humidity level of 86%. For a detailed look at January weather, you can check Bristol weather in January.

In comparing the weather between February and March, we see a slight increase in temperature as March experiences a minimum of -6°C (22°F) and averages around 7°C (46°F), peaking at 21°C (71°F), compared to February's minimum of -5°C (23°F) and average of 6°C (44°F), with a maximum of 18°C (64°F). Precipitation levels also rise slightly in March, with 74 mm (2.9 in) recorded over 14 days, while February had 67 mm (2.6 in) over 13 days. Humidity remains relatively high in both months, though slightly elevated in March at 86% compared to February’s 88%. For a more detailed look at February's weather, you can visit Bristol weather in February.

March experiences a colder climate compared to April, with minimum temperatures dipping to -6°C (22°F) versus April's milder low of -3°C (27°F). The average temperature rises from 7°C (46°F) in March to 9°C (49°F) in April, punctuated by slightly warmer maximums of 21°C (71°F) and 23°C (74°F), respectively. In terms of precipitation, March sees more rainfall with 74 mm (2.9 in) over 14 days, while April has only 50 mm (2.0 in) over just 8 days, resulting in a less humid atmosphere, with humidity decreasing slightly from 86% in March to 84% in April. For further details on April's weather, you can visit Bristol weather in April.

March and May exhibit distinct differences in weather patterns. In March, temperatures range from a chilly -6°C (22°F) to a mild 21°C (71°F), with an average of 7°C (46°F), indicating the lingering chill of winter. The month experiences higher humidity at 86% and sees precipitation on 14 days, totaling 74 mm (2.9 in). In contrast, May boasts a minimum temperature of 0°C (33°F) and a maximum of 26°C (79°F), with a comfortable average of 12°C (55°F). The precipitation remaining similar at 73 mm (2.9 in), May experiences somewhat lower humidity at 80% and fewer rainy days, occurring on just 11 days. For more details, you can check Bristol weather in May.

March and June present contrasting weather patterns, reflecting the transition from early spring to early summer. In March, temperatures can range from a chilly -6°C (22°F) to a moderate 21°C (71°F), with an average of 7°C (46°F). The month is characterized by high humidity at 86% and significant precipitation, averaging 74 mm (2.9 in) over about 14 days. In contrast, June offers warmer temperatures, with minimums around 6°C (44°F) and peaks reaching 31°C (88°F), averaging 16°C (61°F). The precipitation slightly decreases to 72 mm (2.8 in) spread over fewer days, around 12, accompanied by a lower humidity level of 80%. For more detailed information, you can check out Bristol weather in June.

March and July present contrasting weather patterns. In March, temperatures range from a chilly minimum of -6°C (22°F) to a mild maximum of 21°C (71°F), with an average of 7°C (46°F). This month experiences considerable precipitation, with 74 mm (2.9 in) falling over 14 days, and the humidity is relatively high at 86%. In contrast, July boasts warmer temperatures, with a minimum of 7°C (46°F) and a maximum reaching 30°C (87°F), averaging 18°C (64°F). The precipitation is slightly lower at 68 mm (2.7 in) over 11 days, and humidity decreases to 70%. For more details on July weather, visit Bristol weather in July.

March and August present distinctly different weather patterns. In March, temperatures can dip to a chilly minimum of -6°C (22°F) and reach an average of 7°C (46°F), peaking at 21°C (71°F). The month sees considerable precipitation, with about 74 mm (2.9 in) falling over 14 days, accompanied by high humidity levels at 86%.

In contrast, August enjoys milder conditions, with temperatures ranging from a minimum of 8°C (46°F) to an average of 17°C (63°F) and maxing out at a warm 32°C (90°F). Although it is slightly wetter, with 78 mm (3.1 in) of rain across 12 days, the humidity is lower at 73%. For more detailed insights into Bristol's August climate, you can check Bristol weather in August.

March and September showcase contrasting weather patterns. In March, temperatures range from a chilly minimum of -6°C (22°F) to a pleasant maximum of 21°C (71°F), with an average of 7°C (46°F). This month tends to be quite wet, with precipitation totaling 74 mm (2.9 in) over 14 days and a high humidity level of 86%. In contrast, September offers a milder climate, where minimum temperatures sit at 2°C (36°F) and maximums reach up to 29°C (84°F), averaging at 15°C (59°F). Precipitation is less frequent, totaling 55 mm (2.2 in) over just 9 days, and humidity is slightly lower at 79%. For more detailed insights, check Bristol weather in September.

In March, temperatures in Bristol range from a chilly minimum of -6°C (22°F) to a comfortable maximum of 21°C (71°F), with an average of 7°C (46°F). The month tends to be quite humid, with an average humidity of 86% and about 74 mm (2.9 inches) of precipitation over 14 days.

Conversely, October sees slightly milder temperatures, with minimums around -1°C (31°F) and maximums reaching 23°C (73°F), averaging 12°C (53°F). However, it is also wetter, with 101 mm (4.0 inches) of rain spread across the same number of days, leading to a marginally higher humidity level of 89%. For more detailed insights, check out Bristol weather in October.

March and November present distinct differences in weather characteristics. In March, temperatures range from a chilly -6°C (22°F) at night to a mild 21°C (71°F) during the day, with an average of 7°C (46°F). The month witnesses considerable precipitation, with about 74 mm (2.9 in) spread over 14 days, and humidity levels sit high at 86%. In contrast, November features slightly warmer temperatures, with a minimum of -2°C (28°F) and a maximum of 16°C (62°F), resulting in an average of 8°C (47°F). The precipitation is somewhat lower at 66 mm (2.6 in) over 13 days, yet humidity remains elevated at 90%. For more details, you can check out Bristol weather in November.

March and December exhibit distinct weather patterns, although their average temperatures are similar. In March, temperatures can range from a chilly -6°C (22°F) to a warmer maximum of 21°C (71°F), with an average of 7°C (46°F). In contrast, December sees slightly milder conditions, with temperatures ranging from -5°C (24°F) to a maximum of 14°C (58°F), and an average of 7°C (44°F). Precipitation levels also differ: March experiences about 74 mm (2.9 in) of rainfall over 14 days, while December records higher precipitation at 90 mm (3.5 in) across 15 days. Despite the generally colder conditions, December has a slightly higher humidity, averaging 89% compared to March's 86%. For more detailed information, you can check Bristol weather in December.

Compare Bristol's Climate with Cities Worldwide

Conclusion: What to Expect From March Weather in Bristol

As March unfolds in Bristol, the transition from winter to spring becomes palpable, offering a refreshing blend of varying temperatures and increased humidity. While the chilly nights are a stark reminder of the colder months, the occasional warm days allow residents to glimpse the beauty of the season ahead. This month typically experiences a unique mix of rainfall, presenting a wet atmosphere that invigorates the city's landscapes. Whether you're braving the brisk mornings or enjoying the mild afternoons, March's weather is undeniably distinct and sets the stage for the blossoming days to come. For a more comprehensive understanding of what to expect throughout the year, check out Bristol Climate.