Saint Mawes Weather in September

September in Saint Mawes brings pleasant temperatures around 19°C (66°F) during the day, dropping to 13°C (55°F) at night, with the driest conditions of the year.

Rainfall in Saint Mawes in September

Clear skies and little rain are the norm this month. A great time to spend time outdoors. Looking at the last 30 years, the data shows about 15 days with rain, averaging 60 mm (2.4 in) for the month. Expect a fairly normal spread of rainfall this month, with no particular pattern of very heavy or very persistent showers.

Temperature in Saint Mawes in September

September in Saint Mawes brings pleasant temperatures, with highs of 19°C (66°F) and nights around 13°C (55°F). September marks the summer season. This creates a mild day-to-night pattern that is generally easy to manage with the right clothing. With overnight lows of 13°C (55°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.

Sunshine in Saint Mawes in September

The month brings about 165 hours of sunlight, offering a comfortable mix of sun and overcast.

If you prefer dry days with pleasant temperatures, July and August typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.