Orkney Weather in September

Orkney in September sees moderate daytime temperatures of 14°C (57°F) and nighttime lows of 12°C (54°F). Rainfall is fairly high this month at around 105 mm (4.1 in), so pack a rain jacket to stay dry.

Rainfall in Orkney in September

Expect around 22 days of rain based on historical data, with 105 mm (4.1 in) average. Rain falls regularly this month and can be quite heavy when it does. Showers can be substantial, so waterproof gear is a good idea.

Temperature in Orkney in September

September in Orkney brings typical temperatures with highs around 14°C (57°F) and lows of 12°C (54°F). Conditions are often most pleasant around the middle of the day. Nights cool down to 12°C (54°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions.

Sunshine in Orkney in September

You can expect a moderate amount of sunlight, with approximately 108 hours. This means a pleasant mix of sun and overcast.

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