Last updated: June 18, 2025
The average temperature in Conception Bay South, Canada during September hovers around 13°C (56°F), with a pleasant maximum of 21°C (71°F) and a cooler minimum of 6°C (43°F). Expect some rain, as 122 mm (4.8 in) of precipitation typically falls over 11 days. Be prepared for a damp atmosphere, as the average humidity sits at a high 90%.
In September in Conception Bay South, the average temperature is 13°C (56°F). Maximums can reach 21°C (71°F), while minimums can drop to as low as 6°C (43°F). Travelers should be prepared for mild days and cool nights, making it ideal for outdoor activities.
In Conception Bay South in September, the total precipitation amount is 122 mm (4.8 in) over a span of 11 days.
In Conception Bay South in September, humidity is 90%. With an average temperature of 13°C (56°F), this humidity feels like a moist blanket enveloping you, making every step sticky and muggy, and forcing you to take frequent breaks in the shade as you explore the scenery.
In Conception Bay South in September, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Conception Bay South.
UV Risk Categories
Weather in Conception Bay South varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Conception Bay South, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -2°C (29°F) | 118 mm (4.7 inches) | 83% | low |
| February Weather | -3°C (26°F) | 113 mm (4.4 inches) | 84% | moderate |
| March Weather | -2°C (29°F) | 112 mm (4.4 inches) | 85% | moderate |
| April Weather | 2°C (35°F) | 119 mm (4.7 inches) | 88% | high |
| May Weather | 5°C (40°F) | 91 mm (3.6 inches) | 90% | very high |
| June Weather | 9°C (49°F) | 100 mm (3.9 inches) | 91% | very high |
| July Weather | 14°C (57°F) | 108 mm (4.3 inches) | 94% | very high |
| August Weather | 16°C (62°F) | 77 mm (3.0 inches) | 93% | very high |
| September Weather | 13°C (56°F) | 122 mm (4.8 inches) | 90% | high |
| October Weather | 9°C (48°F) | 111 mm (4.4 inches) | 87% | moderate |
| November Weather | 5°C (41°F) | 124 mm (4.9 inches) | 84% | low |
| December Weather | 1°C (33°F) | 148 mm (5.8 inches) | 83% | low |