UV Index
UV Index
Today's UV index in Newcastle, Australia 
will be up to 3.1, indicating a moderate level of sun exposure for the average person. Check our tips for today to make sure you're safe in the sun.
Last checked: 2025-06-01
With a UV index reaching up to 3.1 in Newcastle, 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.
Newcastle, Australia has a UV index that ranges from moderate to high, typically between 3 and 11, with the highest UV levels occurring during summer months. The city's UV index peaks in December and January, reflecting strong sun exposure.
Seasonally, Newcastle experiences warm summers with temperatures often around 26-30°C and mild winters averaging 11-16°C. Rainfall is fairly evenly spread throughout the year, with slightly wetter months in late autumn and winter.
Compared to the wider New South Wales region, Newcastle has a milder coastal climate with less extreme temperatures than inland areas. Neighboring coastal cities like Sydney share similar weather patterns, though Newcastle tends to be slightly cooler due to its more southern location.
See the UV index hour by hour for Newcastle, along with the temperature and how cloudy it is. If the UV level is higher than moderate, it's best to avoid direct sunlight.