Trim Weather in September

September in Trim brings pleasant temperatures, with highs of 18°C (64°F) and nights dropping to 10°C (50°F). Rainfall is on the higher side this month, averaging around 69 mm (2.7 in), so keep a rain jacket handy.

Rainfall in Trim in September

Records from the past 30 years suggest around 16 days of rain, with 69 mm (2.7 in) average for the month. Expect plenty of grey, overcast days rather than intense storms. The rain rarely amounts to much on any given day.

Temperature in Trim in September

If you're visiting Trim in September, expect highs of 18°C (64°F) and overnight lows around 10°C (50°F). Temperatures can feel cooler in the morning and evening, so layering is often the best approach. Nights drop to around 10°C (50°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.

Sunshine in Trim in September

The area experiences a moderate amount of sunshine, with approximately 128 hours of sunlight expected. This means a decent mix of sun and overcast.

For Trim itself, July and August generally stand out with 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.