UV Index
UV Index
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Today's UV index in Derby, United Kingdom 
will be up to 5.3, 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.
With a UV index reaching up to 5.3 in Derby, 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.
The UV index in Derby, UK, is relatively low due to its northern location. It reaches peak levels during the summer months, but rarely exceeds 6, which is considered moderate.
Derby experiences four distinct seasons, each with its own weather patterns. Winters are usually mild and damp, while summers are generally moderate and comfortable. Spring and autumn are transitional periods characterized by changing temperatures and occasional showers.
Compared to its region and neighboring countries, Derby's weather is relatively mild. It is warmer than many parts of northern Europe in the winter, and cooler than much of southern Europe in the summer. Rainfall is more frequent than in some nearby regions, but less than in others, such as western Wales or northern Scotland.
The chart below displays the average Shortwave Radiation Sum (MJ/m²) for each month of the last year in Derby. It's designed to provide you with a better understanding of the yearly weather and sun exposure.