Guelph Weather in September
What's the weather like in Guelph (Ontario) in September 2024?
The climate in Guelph during September can be summarized as mild and a little damp.
September is in the fall / autumn in Guelph and is typically the 4th warmest month of the year. Daytime maximum temperatures average around 20°C (68°F), whilst at night 9°C (48°F) is normal.
| Daytime temperature | 19.9°C 67.7°F |
|---|---|
| Nightly temperature | 8.8°C 47.8°F |
| Average temperature | 14.3°C 57.7°F |
| Daily sunshine | 6 hrs |
| Avg rainfall | 88 mm 3.5 ins |
| Rainy days | 12 days |
| Sea temperature | 18.8°C 65.8°F |
| Humidity | 78% |
| Windspeed | 11.2kph 7 mph |
On average September is the 2nd wettest month of the year in Guelph with around 88mm 3.5 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 12 days, although this may vary considerably.
On the flip side this corresponds to an average of 6 hours of sunshine per day.
September temperatures in Guelph
September rainfall
September hourly sunshine
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Guelph in September 2024.
Other monthly averages
Best places to visit in September
Guelph weather stats
| Hottest month: | July | 25.3°C 77.5°F |
|---|---|---|
| Driest month: | February | 54mm 2.1ins |
| Sunniest month: | July | 9.8hrs |
| Coldest month: | January | -4.3°C 24.3°F |
| Wettest month: | August | 94mm 3.7ins |
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