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UV Index in Riverside, US

UV index


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Today's UV index in Riverside, United States United States will be up to 3, 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.


Today's tips

With a UV index reaching up to 3 in Riverside, 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.

Riverside Weather

Read more here about the climate and sun exposure in and around Riverside.

UV Index in Riverside

The UV index in Riverside, United States can reach high levels during the summer months, typically ranging from 8 to 10, which indicates very high to extreme UV radiation. It is crucial to protect your skin by wearing sunscreen, sunglasses, and a hat, especially between 10 am and 4 pm when the sun's rays are strongest.

Weather Seasons

UV index

Riverside experiences a Mediterranean climate, with hot and dry summers and mild winters. Summer temperatures average around 35 °C (95 °F), while winter temperatures range from 5 °C to 20 °C (41 °F to 68 °F). Spring and fall bring pleasant weather with temperatures between 15 °C and 30 °C (59 °F and 86 °F). Rainfall is limited, with most precipitation occurring during the winter months.

Riverside's Climate

Compared to its region, Riverside enjoys more sun exposure due to its location in Southern California. The area has around 278 sunny days per year, higher than the national average. This makes Riverside an ideal place for outdoor activities and events. However, it is essential to be mindful of the high UV index and take necessary precautions to avoid overexposure to the sun.

Annual Sun Radiation

The chart above displays the Shortwave Radiation Sum (MJ/m²) for each day of the last year in Riverside. It's designed to provide you with a better understanding of the yearly weather and sun exposure.


* This page's content about the UV index in Riverside (United States) is for educational and informational purposes only. The developers and data providers are not liable for the accuracy, reliability, or availability of the information. The information is not a substitute for professional medical advice, and the developers and data providers are not medical professionals. Seek advice from a qualified health provider for any medical concerns, and do not disregard medical advice or delay seeking it based on the information provided on this site.