Cahir Weather in September

In Cahir, September brings moderate daytime temperatures around 18°C (64°F), with nights cooling to 9°C (48°F). Expect quite a bit of rainfall this month.

Rainfall in Cahir in September

Historically, September sees about 17 days of rain, with a monthly average of 75 mm (3 in). Rain is frequent but mostly light this month, with brief showers more common than heavy downpours.

Temperature in Cahir in September

September in Cahir sees highs of 18°C (64°F) and lows of 9°C (48°F) overnight. Temperatures can feel cooler in the morning and evening, so layering is often the best approach. With lows around 9°C (48°F), nights are cold. The upside is that cool, crisp nights are often the best for a deep sleep.

Sunshine in Cahir in September

The area enjoys a balanced 116 hours of sunlight, ensuring it's neither too overcast nor too sunny.

If you prefer dry days with pleasant temperatures, July typically offers 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.