United Kingdom Weather in March

By | January 26, 2025

Average Temperatures in March

March marks the beginning of spring in the United Kingdom, bringing milder temperatures and the first signs of blooming flowers. However, the weather can still be quite unpredictable, with lingering winter conditions, especially early in the month. Temperatures begin to rise gradually, but visitors should expect a mix of sunshine, rain, and occasional cold spells. In general, the weather is quite variable, with coastal regions often experiencing milder conditions and inland areas cooling down at night.

Highest and Lowest Temperatures

In London, the capital, temperatures in March average between 8°C and 12°C (46°F to 54°F) during the day. However, there can be occasional warmer spells where temperatures may rise up to 15°C (59°F), particularly during sunny periods. The evenings are cooler, with lows typically ranging from 3°C to 6°C (37.4°F to 42.8°F).

In Edinburgh, located in Scotland, March temperatures are generally cooler compared to the south. Average highs are around 6°C to 9°C (42.8°F to 48.2°F), and lows can dip to 0°C to 3°C (32°F to 37.4°F) at night. There’s still the potential for frost, especially in the early mornings and evenings.

Further south, in Cardiff (Wales), March temperatures are a little milder, with highs ranging between 9°C and 13°C (48.2°F to 55.4°F). The lows in the evenings tend to hover around 4°C to 6°C (39.2°F to 42.8°F).

In Belfast, Northern Ireland experiences similar weather patterns, with highs ranging between 8°C and 12°C (46°F to 54°F) and lows between 4°C to 7°C (39.2°F to 44.6°F). Coastal areas like Belfast tend to experience milder winters compared to inland areas.

Table: Average Temperatures and Precipitation in March (Past 10 Years)

Year London High (°C) London Low (°C) Edinburgh High (°C) Edinburgh Low (°C) Cardiff High (°C) Cardiff Low (°C) Precipitation (mm)
2015 10.5 5.0 7.5 1.0 11.0 6.0 41.5
2016 12.0 6.0 9.0 2.0 12.5 7.5 45.0
2017 9.5 4.5 8.0 0.5 10.0 5.0 38.5
2018 11.0 5.5 9.5 3.0 11.5 6.5 42.0
2019 9.0 3.0 7.0 1.5 9.5 4.5 50.0
2020 12.5 7.0 10.0 4.0 13.0 8.0 40.5
2021 11.5 6.0 8.5 2.5 12.0 7.0 46.0
2022 10.0 4.5 8.0 2.0 10.5 5.0 44.5
2023 11.0 5.5 9.5 3.5 11.5 6.0 48.0
2024 12.0 6.0 9.0 2.5 12.5 7.0 41.0

From the table, we can observe that London tends to have milder temperatures in March, with average highs between 9°C and 12°C (48°F to 54°F). Edinburgh and Cardiff experience slightly cooler conditions, with Cardiff being generally warmer than Edinburgh. Precipitation in March typically ranges from 38mm to 50mm, with the rain being spread fairly evenly across the country, and it’s often accompanied by showers or short downpours.

Precipitation Levels

In March, the UK generally sees a moderate amount of precipitation as the country shifts from winter to spring. Rain is common, especially in western and northern areas. The southern and eastern regions may experience relatively dry conditions, but rainfall is still a possibility.

Rainfall Patterns

In London, March typically receives moderate rainfall, with totals averaging 35mm to 45mm. Rain tends to come in the form of light showers, but heavier downpours are also possible, particularly in the latter half of the month. Despite the rain, March usually remains relatively dry compared to the wetter winter months.

In Edinburgh, March sees slightly more rainfall, with totals ranging from 40mm to 50mm. Rainfall in Scotland during March is more frequent, but showers tend to be less intense than in the winter months. The weather can be unpredictable, and you may experience sunshine followed by sudden showers.

Cardiff experiences similar precipitation to London, with rainfall amounts generally ranging between 40mm and 50mm. The proximity of Cardiff to the coast and the prevailing westerly winds means that the city can experience more frequent rain showers compared to the inland areas of the UK.

In Belfast, Northern Ireland generally experiences rainfall totals of about 40mm to 50mm in March. The rain tends to be more spread out over the course of the month, with occasional breaks of dry weather.

Snowfall

While March is primarily a transitional month, there is still the possibility of light snow in the higher elevations of Scotland, such as in the Scottish Highlands, and occasionally in Wales or the Pennines in northern England. Snowfall in the lowlands, particularly in London or Cardiff, is rare, but it can occur, especially if cold fronts move through.

The likelihood of snow decreases as the month progresses, but occasional cold snaps can bring brief snow showers, especially in northern regions or higher altitudes.

Wind Patterns

Winds in March are often moderate, but they can vary depending on location. The UK generally experiences winds from the west, especially in coastal regions, and these winds can bring bouts of heavy rain and cold temperatures.

Coastal Winds

In London and Cardiff, winds are typically moderate to light, with speeds ranging from 15 km/h to 25 km/h (9 mph to 15 mph). The winds tend to be more noticeable on the coasts, particularly along the Southwest coast of England and in Cardiff, which can experience gusts from the Atlantic.

Edinburgh and the rest of Scotland can see stronger winds, particularly along the coast. Wind speeds in these regions often range from 25 km/h to 40 km/h (15.5 mph to 24.8 mph). The wind can feel much colder due to the wind chill effect, particularly in the highlands and coastal areas.

Inland Winds

In London, the winds are generally lighter inland. Winds in the capital tend to range from 15 km/h to 20 km/h (9 mph to 12 mph) during March, which helps moderate temperatures. In Edinburgh, the winds are generally stronger but still manageable in the lowlands.

In the northern and western parts of the UK, particularly in Scotland and Wales, strong winds can be a feature of March, particularly during stormy weather. It’s advisable to check weather forecasts if traveling to these regions, as gale-force winds are not uncommon in March, particularly on the west coast.

Atmospheric Pressure

In March, atmospheric pressure tends to fluctuate due to the changing weather patterns as the UK transitions from winter to spring. Low-pressure systems are common, particularly in the Atlantic Ocean, and these bring periods of rainfall and windy conditions. In the early part of the month, pressure is generally higher, with relatively clear skies.

Low-Pressure Systems

Low-pressure systems can bring bouts of unsettled weather during March. These systems often lead to rainy conditions, especially in western and northern areas. In Scotland, Northern Ireland, and Wales, these systems often bring gusty winds and frequent showers, sometimes accompanied by snow at higher altitudes.


Considerations for Travelers in the United Kingdom During March

March is an excellent time to visit the United Kingdom, as the weather begins to warm up and the country enters spring. However, there are several important considerations for travelers to make the most of their visit.

Packing Essentials for March

In March, the weather in the UK can still be chilly, especially in the mornings and evenings. For cities like London, Cardiff, and Edinburgh, it’s essential to pack layers. Light sweaters, jackets, and coats will be useful, as temperatures can fluctuate throughout the day. Bring comfortable shoes for walking, especially if exploring historical sites or natural landscapes.

Given the possibility of rain, it’s highly recommended to pack waterproof gear, including a rain jacket or umbrella. Warm scarves, gloves, and a hat are also advisable, particularly if you plan to visit northern or more coastal regions where the wind can make the weather feel colder.

Health and Safety Considerations

The UK is generally very safe for tourists, but travelers should still take basic precautions. It’s advisable to carry hand sanitizer and use it regularly. If you are planning to visit rural areas or nature reserves, it’s a good idea to carry a small first aid kit. In more urban areas, like London, be cautious about pickpockets, especially in crowded places such as markets or tourist attractions.

The weather can also cause slippery conditions in some parts of the UK, particularly if it rains. Non-slip shoes and waterproof footwear can help in these conditions.

Travel Disruptions Due to Weather

While March is not as stormy as winter months, travelers should still be prepared for occasional disruptions due to heavy rain or strong winds, especially in Scotland and Wales. Flooding can sometimes occur in these regions, and rail or road travel might be delayed due to adverse weather. Always check local weather reports and transport updates if you plan to travel by train or bus.

Currency and Economic Considerations

The UK uses the British Pound (GBP). ATMs are widely available in major cities like London and Edinburgh, and credit cards are commonly accepted. However, if traveling to more rural areas or small towns, it is advisable to carry cash. Tipping is customary in many places, but not mandatory.


Things to Do in the United Kingdom in March

March offers a range of activities and events across the UK, from cultural celebrations to outdoor adventures.

Explore Historic Sites

March is an ideal time to visit the UK’s historic landmarks. In London, take a walk around Westminster Abbey, Tower of London, and Buckingham Palace. Explore the British Museum, Natural History Museum, and enjoy cultural performances at Shakespeare’s Globe Theatre.

Outdoor Activities

For those who enjoy nature and outdoor activities, March is a great time to visit the UK’s parks and gardens. The Lake District in England and Highland Scotland offer scenic hiking opportunities, while Kew Gardens and the Royal Botanic Gardens in London are great spots to see the early blooms of spring.

Enjoy Spring Festivals

March is the start of the spring festival season in the UK, with events like the St. Patrick’s Day celebrations in London and Edinburgh. The Cheltenham Festival is a key event for horse racing fans, and Wales celebrates the St. David’s Day festivities.

Cultural Events and Theatre

Catch a performance in one of the West End theatres in London or enjoy the cultural scene in Edinburgh, Cardiff, or Belfast. The Royal Opera House and other iconic venues host performances throughout March, making it an exciting month for theatre lovers.