Cornwall Weather in October

October in Cornwall averages 14°C (57°F) during the day and 7°C (45°F) at night. Quite a bit of rainfall is typical this month, with around 106 mm (4.2 in) on average. An umbrella is a good idea.

Rainfall in Cornwall in October

You can expect rain on roughly 14 days based on historical data, averaging 106 mm (4.2 in) for the month. The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.

Temperature in Cornwall in October

October in Cornwall sees highs of 14°C (57°F) and lows of 7°C (45°F) overnight. A light jacket or extra layer can be useful, especially outside the warmest hours of the day. At 7°C (45°F) overnight, it gets properly cold after dark. On the bright side, cold nights tend to make for excellent sleeping conditions.

Sunshine in Cornwall in October

The area enjoys a moderate level of sunlight, with around 125 hours. It's a good balance between sunny and cloudy days.

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