nomadseason

March Weather in Llanellen, United Kingdom

Last updated: August 27, 2025

In March, the average temperature in Llanellen, United Kingdom hovers around 7°C (44°F). Expect a chilly range where the minimum can drop to -7°C (20°F), while the maximum may reach up to 20°C (68°F). With 88 mm (3.5 in) of precipitation spread across 15 days, and an average humidity of 86%, it’s wise to prepare for a damp, cool month ahead!

March Temperature in Llanellen

In March in Llanellen, the average temperature is 7°C (44°F). Maximum temperatures can reach 20°C (68°F), while the minimum can drop as low as -7°C (20°F). This range makes it essential for travelers to pack layers to stay comfortable during their visit.

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

The chart illustrates March temperature patterns in Llanellen, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Llanellen, March typically has an average temperature of 7°C (44°F), with highs reaching up to 20°C (68°F) and lows dropping to around -7°C (20°F).
JanFebMarAprMayJunJulAugSepOctNovDec414244485359636157524643
Data source: Temperature data for Llanellen 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 Llanellen

In Llanellen in March, the precipitation amount is 88 mm (3.5 in) over a span of 15 days.

March Precipitation Trends in Llanellen

The chart displays monthly precipitation patterns in Llanellen, 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 Llanellen, March typically receives around 88 mm (3.5 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec61848858798273846311184108
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

March Humidity in Llanellen

In Llanellen in March, humidity is 86%. With an average temperature of 7°C (44°F), this humidity feels like a chilly, damp blanket wrapping around you, making outdoor activities uncomfortable and travel quite uninviting.

March Average Humidity in Llanellen

This chart illustrates the average monthly humidity levels in Llanellen, 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 Llanellen is approximately 86%, offering insight into how humid the weather typically is during this month.
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 Llanellen

In Llanellen in March, the maximum UV index reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in Llanellen for better planning.

Maximum UV Index Levels in Llanellen for March

The chart shows the monthly maximum UV Index (UVI) for Llanellen 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 Llanellen typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124678876421
Data source: Llanellen 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 Llanellen Compares to Other Months

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

This table compares monthly weather conditions in Llanellen, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (41°F)61 mm (2.4 inches)88%low
February Weather6°C (42°F)84 mm (3.3 inches)88%low
March Weather7°C (44°F)88 mm (3.5 inches)86%moderate
April Weather9°C (48°F)58 mm (2.3 inches)84%high
May Weather12°C (53°F)79 mm (3.1 inches)80%high
June Weather15°C (60°F)82 mm (3.2 inches)80%very high
July Weather17°C (63°F)73 mm (2.9 inches)70%very high
August Weather16°C (61°F)84 mm (3.3 inches)73%high
September Weather14°C (57°F)63 mm (2.5 inches)79%high
October Weather11°C (52°F)111 mm (4.4 inches)89%moderate
November Weather8°C (46°F)84 mm (3.3 inches)90%low
December Weather6°C (43°F)108 mm (4.3 inches)89%low

Compare Llanellen's Climate with Cities Worldwide