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March Weather in Rhayader, United Kingdom

Last updated: August 27, 2025

In Rhayader, United Kingdom, the average temperature in March hovers around 5°C (42°F), with a range that can dip to a chilly -8°C (18°F) and rise as high as 18°C (66°F). Expect 115 mm (4.5 in) of precipitation spread over 17 days, contributing to a high average humidity of 86%. Be prepared for a wet and cool month!

March Temperature in Rhayader

In March in Rhayader, the average temperature is 5°C (42°F). The maximum can reach 18°C (66°F), while the minimum can drop as low as -8°C (18°F). Travelers should be prepared for chilly weather and varying conditions, making it essential to pack both warm clothing and layers for daytime excursions.

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

The chart illustrates March temperature patterns in Rhayader, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Rhayader, March typically has an average temperature of 5°C (42°F), with highs reaching up to 18°C (66°F) and lows dropping to around -8°C (18°F).
JanFebMarAprMayJunJulAugSepOctNovDec394042455157595854494441
Data source: Temperature data for Rhayader 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 Rhayader

In Rhayader, in March, the precipitation amount is 115 mm (4.5 in) over the course of 17 days.

March Precipitation Trends in Rhayader

The chart displays monthly precipitation patterns in Rhayader, 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 Rhayader, March typically receives around 115 mm (4.5 inches) of precipitation spread over approximately 17 days.
JanFebMarAprMayJunJulAugSepOctNovDec791151156088948210685123104129
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
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March Humidity in Rhayader

In Rhayader in March, humidity is 86%. With an average temperature of 5°C (42°F), this humidity feels like a damp chill that penetrates your layers, making outdoor activities quite uncomfortable and prompting you to seek warmth indoors more often.

March Average Humidity in Rhayader

This chart illustrates the average monthly humidity levels in Rhayader, 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 Rhayader is approximately 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%88%86%85%79%81%78%79%85%90%91%89%
Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in Rhayader

In Rhayader 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 Rhayader for better planning.

Maximum UV Index Levels in Rhayader for March

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

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

This table compares monthly weather conditions in Rhayader, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather4°C (39°F)79 mm (3.1 inches)89%low
February Weather4°C (40°F)115 mm (4.5 inches)88%low
March Weather5°C (42°F)115 mm (4.5 inches)86%moderate
April Weather7°C (46°F)60 mm (2.4 inches)84%high
May Weather10°C (51°F)88 mm (3.5 inches)79%high
June Weather14°C (57°F)94 mm (3.7 inches)81%very high
July Weather15°C (60°F)82 mm (3.2 inches)78%very high
August Weather14°C (58°F)106 mm (4.2 inches)79%high
September Weather12°C (55°F)85 mm (3.3 inches)85%high
October Weather10°C (50°F)123 mm (4.8 inches)90%moderate
November Weather6°C (44°F)104 mm (4.1 inches)91%low
December Weather5°C (41°F)129 mm (5.1 inches)89%low

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