Today, the UV index suggests low sun danger (0-2) in Mississauga, reaching up to 1.4. Remember sunglasses and SPF 30+ on sunny days, and be cautious around reflective surfaces like sand, water, and snow for increased UV exposure.
Read more here about the climate and sun exposure in and around Mississauga.
The UV index in Mississauga, Canada, can vary throughout the year. During the summer months, from June to August, the UV index can reach high levels, often ranging between 6 and 8 (moderate to high). It is important to protect your skin by wearing sunscreen, hats, and sunglasses, especially between 11 am and 3 pm when the sun is strongest.
Mississauga experiences four distinct seasons. In the spring, temperatures gradually rise, with average highs ranging from 8 °C to 16 °C (46 °F to 61 °F) in March and reaching 20 °C to 25 °C (68 °F to 77 °F) by May. Summer lasts from June to August, with average highs around 25 °C to 29 °C (77 °F to 84 °F) and occasional heatwaves above 30 °C (86 °F). Fall temperatures gradually cool down, with average highs of 14 °C to 19 °C (57 °F to 66 °F) in September, dropping to 5 °C to 9 °C (41 °F to 48 °F) in November. Winters are cold, with average highs around -1 °C to -3 °C (30 °F to 27 °F) in December and January, and occasionally dipping below -10 °C (14 °F).
Compared to its region, Mississauga experiences similar weather patterns. However, due to its proximity to Lake Ontario, it may have cooler summers and milder winters compared to inland areas. The region receives adequate sunshine throughout the year, with an average of 2,000 to 2,200 hours annually, providing a fair amount of sun exposure for outdoor activities.
The chart above displays the Shortwave Radiation Sum (MJ/m²) for each day of the last year in Mississauga. It's designed to provide you with a better understanding of the yearly weather and sun exposure.