UV Index
UV Index
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Today's UV index in Sydney, Australia 
will be up to 11, indicating extreme 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.
UV index at 11 in Sydney means extreme risk; limit outdoor time from 10 a.m. to 4 p.m., use shade, protective clothing, SPF 30+ sunscreen, and sunglasses; watch for bright surfaces like water and snow increasing UV exposure.
Read more here about the climate and sun exposure in and around Sydney.
The UV index in Sydney can reach high levels, especially during the summer months (December to February). It is important to protect your skin by wearing sunscreen, a hat, and sunglasses, and by seeking shade during the peak sun hours of 10 am to 4 pm. The UV index scale ranges from 0 (low exposure) to 11+ (extreme exposure), so be mindful of the UV forecast and take necessary precautions.
Sydney experiences four distinct seasons. In summer (December to February), temperatures range from 18 °C to 26 °C (64 °F to 79 °F) and are accompanied by occasional rainfall. Autumn (March to May) brings mild temperatures, usually between 14 °C and 22 °C (57 °F and 72 °F). Winter (June to August) is the coolest period, with temperatures ranging from 8 °C to 17 °C (46 °F to 63 °F), and occasional showers. Spring (September to November) is a transitional season, with temperatures averaging between 11 °C and 23 °C (52 °F and 73 °F).
Sydney, located in the Southern Hemisphere, enjoys a generally sunny and moderate climate. Compared to other regions, Sydney has lower sun exposure than some of the other major Australian cities situated closer to the equator. However, it still experiences intense UV radiation due to its clear skies and high solar exposure conditions. It's important to stay aware of the UV levels and protect yourself accordingly, no matter where you are.
The chart above displays the Shortwave Radiation Sum (MJ/m²) for each day of the last year in Sydney. It's designed to provide you with a better understanding of the yearly weather and sun exposure.