UV Index
UV Index
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Today's UV index in Arlington, United States 
will be up to 3.3, indicating moderate risk of harm from the sun's UV rays for the average person. Check our tips for today to make sure you're safe in the sun.
With a UV index reaching up to 3.3 in Arlington, 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.
Read more here about the climate and sun exposure in and around Arlington.
The UV index in Arlington, United States, is an important factor to consider when spending time outdoors. It measures the strength of the sun's ultraviolet (UV) radiation and indicates the risk of harm to your skin. In Arlington, the UV index can vary throughout the year, ranging from 1 (low) to 11+ (extreme). During the summer months, the UV index in Arlington is usually high, often reaching levels of 8 or 9 (very high), which means taking necessary precautions, such as wearing sunscreen and protective clothing, is crucial to avoid sunburn.
Arlington experiences four distinct weather seasons: spring, summer, autumn, and winter. In spring, the weather starts to warm up, with temperatures ranging between 10 °C and 25 °C (50 °F and 77 °F). Summer brings higher temperatures, averaging around 31 °C (88 °F), sometimes reaching above 35 °C (95 °F). Autumn brings milder temperatures, ranging from 12 °C to 24 °C (54 °F to 75 °F), and the arrival of colorful foliage. Winter in Arlington is characterized by cold temperatures, with averages ranging from -2 °C to 9 °C (28 °F to 48 °F), occasional snowfall, and freezing winds.
Compared to its region, Arlington generally experiences a higher amount of sun exposure due to its geographical location. Being in the Northern Hemisphere, Arlington enjoys longer daylight hours during the summer, allowing for more sunlight. However, it is important to note that the exposure to sunlight should still be managed responsibly, especially during peak UV index hours. It is recommended to protect your skin and eyes by wearing sunscreen, hats, and sunglasses to reduce the risk of UV radiation-related issues. Stay safe and enjoy the weather in Arlington!
The chart above displays the Shortwave Radiation Sum (MJ/m²) for each day of the last year in Arlington. It's designed to provide you with a better understanding of the yearly weather and sun exposure.