Owen Sound in September
7.3out of 10
Possible, with caveats
Mild: highs around 21°C. Frequent rain: about 11 rainy days.
21°CAvg high
11°CAvg low
11Rainy days (88 mm)
12:17 hDaylight
07:09Sunrise · 19:27 Sunset
Why this score
- Mild: highs around 21°C
- Frequent rain: about 11 rainy days
What to wear and pack
- Layers you can add or remove
- A light jacket for cooler evenings
- Rain jacket or compact umbrella
How reliable is the forecast?
Rain in September varies a lot between years (±3.5 rainy days), so check the forecast closer to your trip. Averages cover 30 years (1991–2020). Individual days can differ a lot.
Year at a glance
Weather by month
| Month | Avg high | Avg low | Rainfall | Rainy days | Humidity | Sunshine | Score |
|---|---|---|---|---|---|---|---|
| January | -2°C | -9°C | 72 mm | 14 | – | – | 3.2 |
| February | -1°C | -10°C | 54 mm | 10 | – | – | 3.7 |
| March | 4°C | -5°C | 60 mm | 11 | – | – | 4.3 |
| April | 11°C | 1°C | 81 mm | 12 | – | – | 5.7 |
| May | 18°C | 8°C | 83 mm | 11 | – | – | 7.1 |
| June | 23°C | 13°C | 86 mm | 11 | – | – | 7.6 |
| July | 25°C | 16°C | 90 mm | 12 | – | – | 7.4 |
| August | 24°C | 15°C | 89 mm | 12 | – | – | 7.4 |
| September | 21°C | 11°C | 88 mm | 11 | – | – | 7.3 |
| October | 13°C | 6°C | 88 mm | 14 | – | – | 5.8 |
| November | 7°C | 0°C | 83 mm | 14 | – | – | 4.5 |
| December | 1°C | -5°C | 75 mm | 16 | – | – | 3.1 |
Frequently asked questions
How hot is Owen Sound in September?
Daytime highs average 21°C and nights about 11°C.
When is the best time to visit Owen Sound?
The best months are June, July, August, September.