Guelph, ON 14 Day Weather - WeatherWorld.com
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Guelph, ON Weather Forecast


Guelph, ON Weather Forecast Dated: 143 PM Thu Sep 17 2026
Expect a cool pattern with a mix of sun and clouds and frequent chances of rain over the coming period. generally humid conditions and no major pressure swings will dominate.
Thursday, September 17, 2026
Mid-Morning
16°C 61°F
Partly Cloudy
Mid-Afternoon
21°C 69°F
Overcast
Early-Evening
19°C 66°F
Cloudy
Pleasant near 21°C 69°F, partly cloudy in the morning, becoming overcast through the afternoon and evening, with steady humidity and steady pressure. Winds turning from the N to the NNW at 9 km/h 6 mph.
Friday, September 18, 2026
Mid-Morning
14°C 56°F
Overcast
Mid-Afternoon
19°C 66°F
Overcast
Early-Evening
14°C 57°F
Overcast
Mildly cool near 19°C 66°F, overcast throughout the day, with lower humidity and steady pressure. Winds switching from the N to the NNE at 16 km/h 10 mph.
Saturday, September 19, 2026
Mid-Morning
10°C 50°F
Drizzle
Mid-Afternoon
8°C 47°F
Light Rain
Early-Evening
9°C 48°F
Scattered Showers
Chilly near 8°C 47°F, locally heavy downpours at times, with increasing humidity and barometric pressure falling. Winds moving from the ESE to the E at 18 km/h 11 mph. Gusts up to 32 km/h 20 mph.
Sunday, September 20, 2026
Mid-Morning
11°C 52°F
Light Showers
Mid-Afternoon
12°C 53°F
Overcast
Early-Evening
13°C 56°F
Overcast
Crisp with a high near 12°C 53°F, early showers breaking for a drier afternoon, with lower humidity and steady pressure. Winds swinging from the NE to the N at 15 km/h 10 mph. Gusts up to 38 km/h 24 mph.
Monday, September 21, 2026
Mid-Morning
7°C 44°F
Cloudy
Mid-Afternoon
12°C 54°F
Scattered Showers
Early-Evening
12°C 53°F
Light Showers
Brisk around 12°C 54°F, scattered downpours possible, with steady humidity and barometric pressure falling. Winds shifting from the ENE to the E at 31 km/h 19 mph. Gusts up to 53 km/h 33 mph.
Tuesday, September 22, 2026
Mid-Morning
11°C 52°F
Heavy Rain Showers
Mid-Afternoon
17°C 62°F
Light Showers
Early-Evening
18°C 65°F
Light Showers
Mildly cool near 17°C 62°F, on-and-off showers throughout the day, with steady humidity and steady pressure. Winds turning from the ENE to the S at 12 km/h 8 mph.
Wednesday, September 23, 2026
Mid-Morning
14°C 57°F
Scattered Showers
Mid-Afternoon
18°C 64°F
Overcast
Early-Evening
17°C 62°F
Sunny
Comfortable at 18°C 64°F, periods of heavy rain and gusty conditions, with lower humidity and steady pressure. Winds switching from the WSW to the S at 14 km/h 9 mph.
Thursday, September 24, 2026
Mid-Morning
13°C 55°F
Scattered Showers
Mid-Afternoon
15°C 59°F
Overcast
Early-Evening
12°C 53°F
Overcast
Cool with a high near 15°C 59°F, scattered downpours possible, with lower humidity and steady pressure. Winds moving from the WSW to the W at 25 km/h 16 mph. Gusts up to 47 km/h 29 mph.
Friday, September 25, 2026
Mid-Morning
8°C 46°F
Scattered Showers
Mid-Afternoon
13°C 55°F
Scattered Showers
Early-Evening
10°C 50°F
Sunny
Brisk around 13°C 55°F, locally heavy downpours at times, with steady humidity and barometric pressure rising. Winds swinging from the NW to the WNW at 16 km/h 11 mph.
Saturday, September 26, 2026
Mid-Morning
8°C 47°F
Sunny
Mid-Afternoon
14°C 58°F
Sunny
Early-Evening
12°C 53°F
Sunny
Mildly cool near 14°C 58°F, sunny throughout the day, with lower humidity and steady pressure. Winds shifting from the NW to the W at 15 km/h 10 mph.
Sunday, September 27, 2026
Mid-Morning
12°C 54°F
Sunny
Mid-Afternoon
19°C 66°F
Partly Cloudy
Early-Evening
16°C 61°F
Sunny
Comfortable at 19°C 66°F, sunny throughout the day, with steady humidity and steady pressure. Winds turning from the W to the SW at 14 km/h 9 mph.
Monday, September 28, 2026
Mid-Morning
15°C 58°F
Overcast
Mid-Afternoon
19°C 67°F
Overcast
Early-Evening
17°C 61°F
Cloudy
Cool with a high near 19°C 67°F, overcast throughout the day, with lower humidity and barometric pressure falling. Winds switching from the WSW to the SW at 16 km/h 10 mph. Gusts up to 34 km/h 21 mph.
Tuesday, September 29, 2026
Mid-Morning
16°C 60°F
Cloudy
Mid-Afternoon
22°C 72°F
Sunny
Early-Evening
20°C 68°F
Overcast
Enjoyable around 22°C 72°F, overcast in the morning, sunny in the afternoon, and cloudy this evening, with steady humidity and steady pressure. Winds moving from the WSW to the WNW at 11 km/h 7 mph.
Wednesday, September 30, 2026
Mid-Morning
12°C 53°F
Sunny
Mid-Afternoon
16°C 60°F
Sunny
Early-Evening
11°C 53°F
Sunny
Mildly cool near 16°C 60°F, cloudy through the afternoon, turning sunny this evening, with lower humidity and steady pressure. Winds swinging from the NNW to the N at 15 km/h 9 mph.
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