Saint-Herblain Weather in September

September in Saint-Herblain brings high temperatures, with daytime highs of 23°C (73°F) and nights around 12°C (54°F). The excellent weather makes it a solid choice for a visit.

Rainfall in Saint-Herblain in September

Historically, September sees about 12 days of rain, with a monthly average of 55 mm (2.2 in). Rain this month is fairly typical, a standard mix of wet and dry days with no particularly heavy or persistent showers.

Temperature in Saint-Herblain in September

If you're visiting Saint-Herblain in September, expect excellent temperatures with highs of 23°C (73°F) and overnight lows of 12°C (54°F). This kind of day-to-night contrast is typical for this time of year. Nights cool down to 12°C (54°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions.

Sunshine in Saint-Herblain in September

The month enjoys around 195 hours of sunshine, creating mostly sunny days with good weather conditions.

Our weather planner can help you find worldwide destinations with pleasant weather during this period. May, June, July, August and September typically offer the best weather for Saint-Herblain.