Cashel Weather in September

Cashel in September sees moderate temperatures, with highs around 18°C (64°F) and overnight lows of 9°C (48°F). Rainfall is fairly high at around 75 mm (3 in) on average, so pack waterproofs just in case.

Rainfall in Cashel in September

Based on our climate data of the past 30 years, about 17 days of rain are anticipated, with 75 mm (3 in) on average. Rain is frequent but mostly light this month, with brief showers more common than heavy downpours.

Temperature in Cashel in September

In September, Cashel sees moderate temperatures, with highs of 18°C (64°F). Nights drop to around 9°C (48°F). Conditions are often most pleasant around the middle of the day. Nights drop to 9°C (48°F). Cold nights like these are actually great for sleeping well, as long as you have a warm enough duvet.

Sunshine in Cashel in September

The month brings about 116 hours of sunlight, offering a comfortable mix of sun and overcast.

For Cashel itself, July generally stands 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.