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UV Index in Cardiff

UV index

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Today's UV index in Cardiff, United Kingdom United Kingdom will be up to 4.3, indicating a moderate level of sun exposure for the average person. Check the annual sun radiation in the city and our tips for today to make sure you're safe in the sun.

 

Today's tips

With a UV index reaching up to 4.3 in Cardiff, stay shaded during midday when the sun is strongest; wear protective clothing, a wide-brimmed hat, UV-blocking sunglasses; apply SPF 30+ sunscreen every 2 hours, even on cloudy days; and be cautious of heightened UV on bright surfaces.

Cardiff's UV Index

The UV index in Cardiff, UK, is relatively low due to its northern location. It reaches peak levels during the summer months, but rarely exceeds 6-7, which is considered moderate.

Weather Seasons

UV index

Cardiff experiences four distinct seasons, each with unique weather patterns. Winters are mild and damp, with occasional frost and snow. Spring sees mild temperatures and blooming flowers. Summers are generally cool and wet, with temperatures rarely exceeding 25°C. Autumn brings crisp air, colorful foliage, and rainfall.

Cardiff's Climate

Compared to its region and neighboring countries, Cardiff has milder and wetter weather. While other parts of the UK, like Scotland, see more extreme temperatures, Cardiff remains relatively stable, never getting too hot or too cold. Its climate is also milder than its European counterparts such as France, which has hotter summers and colder winters.

Annual Sun Radiation

The chart below displays the average Shortwave Radiation Sum (MJ/m²) for each month of the last year in Cardiff. It's designed to provide you with a better understanding of the yearly weather and sun exposure.

Disclaimer

* This page's content about the UV index in Cardiff (United Kingdom) is for educational and informational purposes only. The developers and data providers are not liable for the accuracy, reliability, or availability of the information. The information is not a substitute for professional medical advice, and the developers and data providers are not medical professionals. Seek advice from a qualified health provider for any medical concerns, and do not disregard medical advice or delay seeking it based on the information provided on this site.