UV Index
UV Index
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Today's UV index in Newcastle, Australia 
will be up to 11.8, indicating a extreme level of sun exposure for the average person. Check the annual sun radiation in the city and our tips for today to make sure you're safe in the sun.
UV index at 11.8 in Newcastle 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.
The UV index in Newcastle, Australia can reach extreme levels. On a typical summer day, the index can soar above 11, which is considered very high and can burn unprotected skin in minutes. It's essential to be aware of the UV index and protect yourself accordingly.
Newcastle experiences four distinct seasons. Summer, from December to February, is warm and humid, with average temperatures in the mid-20s°C. Autumn, from March to May, is mild and comfortable. Winter, from June to August, is cool and wet. Spring, from September to November, is warm and sunny.
Compared to its region and neighboring countries, Newcastle's weather is moderate. While the city experiences hot summers and cool winters, its temperatures are milder than those in the desert regions of central Australia. Neighboring countries, such as Indonesia, have a tropical climate, making Newcastle's weather seem cooler and drier.
The chart below displays the average Shortwave Radiation Sum (MJ/m²) for each month of the last year in Newcastle. It's designed to provide you with a better understanding of the yearly weather and sun exposure.