Isle of Whithorn Weather in September

September in Isle of Whithorn brings moderate temperatures, with highs of 17°C (63°F) and nights dropping to 13°C (55°F). Rainfall is on the higher side this month, averaging around 114 mm (4.5 in), so keep a rain jacket handy.

Rainfall in Isle of Whithorn in September

Historically, September sees about 17 days of rain, with a monthly average of 114 mm (4.5 in). This is a wet month with frequent and often heavy showers. Both the number of rain days and the total rainfall are high.

Temperature in Isle of Whithorn in September

In September, Isle of Whithorn gets moderate temperatures, with highs of 17°C (63°F). Nights cool to around 13°C (55°F). September is typically considered a summer month. 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.

If your ideal day consists of dry skies and pleasant temperatures, June, July and August typically offer the best circumstances for Isle of Whithorn.