Weather Comparison
Side-by-side weather comparison for September
| Metric | Miami | Toronto | Better |
|---|---|---|---|
| Average HighHigher is warmer | 29°C (84°F)▲ | 22°C (72°F) | Miami |
| Average LowHigher is milder | 25°C (77°F)▲ | 15°C (59°F) | Miami |
| Rain DaysFewer is drier | 22 days | 9 days▲ | Toronto |
| PrecipitationLess is drier | 157 mm | 69 mm▲ | Toronto |
| Sunshine HoursMore is sunnier | 10h/day | 10h/day | Tie |
| HumidityLower is more comfortable | 70% | 65%▲ | Toronto |
| UV IndexLower is safer | 6 | 6 | Tie |
| Wind SpeedCalmer is better | 18 km/h | 18 km/h | Tie |
Based on sunshine hours, rain days, comfortable temperatures, and humidity levels, Toronto edges ahead as the better destination in September. Toronto offers 10 hours of daily sunshine with only 9 rain days, while Miami sees 10 sunshine hours and 22 rain days.
Miami can feel quite hot at 29°C, so plan for heat. Toronto is also comfortable at 22°C.
For travelers who prioritize dry weather, Toronto is the stronger choice in September.
Miami reaches an average high of 29°C (84°F) and drops to 25°C (77°F) at night during September. The daily temperature range is 4°C, meaning relatively stable temperatures from day to night.
Toronto averages 22°C (72°F) for the high and 15°C (59°F) for the low, with a daily range of 7°C. There is a notable 7°C gap between the two cities, so expect a very different feel.
Both cities are in the Northern Hemisphere, so they share the same seasonal pattern in September.
Miami receives approximately 157 mm of rainfall across 22 rain days during September. Rain is frequent, so waterproof gear is essential.
Toronto sees 69 mm over 9 rain days. That makes Toronto the drier option by 13 rain days and 88 mm of total precipitation.
Humidity also differs: Miami averages 70% while Toronto sits at 65%. Miami will feel muggier, especially at higher temperatures.
Highs of 29°C, lows of 25°C, 22 rain days
Highs of 22°C, lows of 15°C, 9 rain days
The table below shows average high temperatures and rain days for every month. September is highlighted for quick reference.
| Month | Miami | Toronto | ||
|---|---|---|---|---|
| High | Rain | High | Rain | |
| Jan | 23°C | 8d | -1°C | 10d |
| Feb | 24°C | 7d | 0°C | 8d |
| Mar | 25°C | 7d | 4°C | 9d |
| Apr | 27°C | 8d | 10°C | 11d |
| May | 28°C | 12d | 17°C | 10d |
| Jun | 29°C | 20d | 22°C | 11d |
| Jul | 30°C | 21d | 26°C | 10d |
| Aug | 30°C | 22d | 25°C | 9d |
| Sep | 29°C | 22d | 22°C | 9d |
| Oct | 28°C | 15d | 15°C | 10d |
| Nov | 26°C | 9d | 8°C | 10d |
| Dec | 24°C | 8d | 3°C | 10d |
Miami Weather in September
Full forecast, packing tips, and activities
Toronto Weather in September
Full forecast, packing tips, and activities