UV Index
UV Index
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Today's UV index in Plano, United States 
will be up to 3.2, 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 3.2 in Plano, 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 Plano.
The UV index in Plano, United States, can vary throughout the year. During the summer months, from June to August, the UV index typically reaches high levels, ranging from 9 to 11 (very high to extreme) on a scale of 0 to 11+. It is crucial to protect yourself from the sun's harmful rays by wearing sunscreen, sunglasses, and a hat, and by seeking shade during peak sun hours between 10 am and 4 pm. Even during the cooler seasons, the UV index can still be moderate to high, so it is important to remain vigilant.
Plano experiences four distinct seasons: spring, summer, fall, and winter. Spring (March to May) brings mild temperatures ranging from around 15 °C (59 °F) to 24 °C (75 °F). Summers (June to August) are hot and humid, with temperatures ranging from around 26 °C (79 °F) to 36 °C (97 °F). Fall (September to November) brings cooler temperatures, ranging from around 15 °C (59 °F) to 28 °C (82 °F), with colorful foliage. Winters (December to February) are generally mild, with temperatures ranging from around 4 °C (39 °F) to 16 °C (60 °F).
Compared to its region, Plano experiences a relatively high level of sun exposure throughout the year. Being in the southern part of the United States, Plano receives ample sunshine with an average of about 234 sunny days per year. This sunshine, combined with the city's predominantly flat terrain, contributes to higher UV levels. It is essential to always stay aware of the weather conditions and take appropriate measures to protect yourself from the sun's rays to prevent sunburns and other potential health risks.
The chart above displays the Shortwave Radiation Sum (MJ/m²) for each day of the last year in Plano. It's designed to provide you with a better understanding of the yearly weather and sun exposure.