UV Index
UV Index
Today's UV index in Milton, Canada 
will be up to 9.5, 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: 2025-06-22
With a UV index of 9.5 in Milton, 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.
Milton, Canada, typically experiences a UV index ranging from low to moderate throughout the year, with higher values in the summer months, peaking around 7 to 8 in July. The UV index is generally lowest in winter, often near 0 to 1.
Milton has cold winters with snow and ice, and warm, humid summers with thunderstorms. Spring and fall are mild and short, with temperatures rising in spring and cooling in fall, following a clear seasonal pattern typical for southern Ontario.
Compared to the wider region around the Greater Toronto Area, Milton's weather is similar, with slightly colder winters than Toronto due to its more inland location. Neighboring areas like Hamilton and Burlington share similar seasonal weather patterns and UV index levels.
See the UV index hour by hour for Milton, along with the temperature and how cloudy it is. If the UV level is higher than moderate, it's best to avoid direct sunlight.