Ontario

Sunny Start, Showers Return to Guelph This Week

By

Emma Kelly
April 27, 2026 8:11 am

Residents in Guelph, Ontario, are enjoying a sunny start to the week, but Environment Canada is advising that conditions will shift to unsettled weather starting Monday night.

Monday, April 27, features mainly sunny skies with a high of 16°C and a high UV index of 7. While outdoor plans may be well-suited for today, the forecast indicates increasing cloudiness near midnight followed by showers and a risk of thunderstorms before Tuesday morning. Winds are also expected to pick up, with gusts reaching 50 km/h overnight.

The unsettled pattern continues into Tuesday, April 28, with heavy showers expected to bring 10 to 15 mm of rain. The risk of thunderstorms will persist through the morning and afternoon, accompanied by wind gusts up to 60 km/h. Despite the rain, temperatures are expected to reach a high of 18°C.

Conditions will remain cool and cloudy on Wednesday, April 29, with a high of 10°C and a 40 percent chance of showers. Looking ahead to the end of the week, Friday, May 1, brings a mix of sun and cloud with a 30 percent chance of rain showers or flurries. Temperatures will drop significantly, with a daytime high of 10°C and an overnight low of minus 1°C.

Currently, there are no weather alerts in effect for the area. Those planning outdoor activities throughout the week are encouraged to keep an eye on the forecast, as conditions can change quickly during this time of year.

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