UV Index
UV Index
Today's UV index in Cambridge, Canada 
will be up to 9.6, indicating a very high level of sun exposure for the average person. Check our tips for today to make sure you're safe in the sun.
Last checked: 2025-06-21
With a UV index of 9.6 in Cambridge, it's crucial to safeguard your skin from harmful UV rays. Protect yourself by minimizing sun exposure, wearing protective clothing, and applying SPF 30+ sunscreen every 2 hours.
The UV index in Cambridge, Canada, varies throughout the year, reaching higher levels in summer months, typically between 6 and 8, and dropping to very low levels in winter, often below 1.
Cambridge experiences four distinct seasons: cold, snowy winters; warm, humid summers; and mild spring and fall seasons with moderate rainfall and temperature changes.
Compared to other parts of southern Ontario and neighboring U.S. states like New York, Cambridge has similar weather patterns but can be slightly colder in winter and experiences comparable summer temperatures and precipitation levels.
See the UV index hour by hour for Cambridge, along with the temperature and how cloudy it is. If the UV level is higher than moderate, it's best to avoid direct sunlight.