UV Index
UV Index
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Today's UV index in Scottsdale, United States 
will be up to 3.1, 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 3.1 in Scottsdale, 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 Scottsdale.
The UV index in Scottsdale, United States, can reach high levels throughout the year. During the summer months (June to August), when temperatures soar, the UV index can often reach extreme levels of 10 or more. This means that staying protected from the sun's harmful rays is crucial to avoid sunburn and potential long-term damage to the skin.
Scottsdale experiences four distinct weather seasons. In the winter (December to February), temperatures can range from a mild 15 °C (59 °F) to a comfortable 22 °C (72 °F). Spring (March to May) brings pleasant temperatures, averaging around 24 °C (75 °F) to 29 °C (85 °F). The summer season (June to August) is scorching hot, with temperatures regularly exceeding 38 °C (100 °F). Fall (September to November) brings relief from the intense heat, with temperatures cooling down to an average of 25 °C (77 °F) to 29 °C (85 °F).
Compared to its region, Scottsdale experiences a higher-than-average sun exposure due to its location in the Sonoran Desert. This desert climate leads to an abundance of sunshine throughout the year. The region also receives very little rainfall, creating dry conditions that contribute to the high levels of heat. Visitors and residents are advised to use sun protection, stay hydrated, and take precautionary measures during outdoor activities to ensure their well-being under the strong desert sun.
The chart above displays the Shortwave Radiation Sum (MJ/m²) for each day of the last year in Scottsdale. It's designed to provide you with a better understanding of the yearly weather and sun exposure.