UV Index
UV Index
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Today's UV index in Madison, United States 
will be up to 1.5, indicating low 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.
Today, the UV index suggests low sun danger (0-2) in Madison, reaching up to 1.5. Remember sunglasses and SPF 30+ on sunny days, and be cautious around reflective surfaces like sand, water, and snow for increased UV exposure.
Read more here about the climate and sun exposure in and around Madison.
The UV index in Madison, United States indicates the strength of the sun's ultraviolet (UV) rays. With values ranging from 0 to 11+, it helps us understand the potential harmful effects on our skin. During summer, the UV index in Madison can reach high levels, such as 8 (very high), meaning extra precautions are needed to protect oneself from sunburn and skin damage.
Madison experiences distinct seasons throughout the year. Spring (March to May) brings gradually warmer temperatures, ranging from 5 °C (41 °F) to 20 °C (68 °F). Summer (June to August) is warm and pleasant, with temperatures averaging 25 °C (77 °F) and occasionally exceeding 30 °C (86 °F). Autumn (September to November) offers cooler weather, ranging from 10 °C (50 °F) to 20 °C (68 °F). Winters (December to February) are cold, with temperatures often dropping below freezing, averaging -6 °C (21 °F), and occasionally dipping to -17 °C (1 °F).
Compared to other regions, Madison experiences a moderate amount of sun exposure. However, during the summer months, the city receives more sunlight due to its location in the northern hemisphere. It's important to take precautions such as wearing sunscreen, sunglasses, and protective clothing, especially when the UV index is high, to minimize the risk of sunburn and potential skin damage.
The chart above displays the Shortwave Radiation Sum (MJ/m²) for each day of the last year in Madison. It's designed to provide you with a better understanding of the yearly weather and sun exposure.