Charlestown Weather in August

Charlestown in August sees pleasant temperatures, with highs around 20°C (68°F) and overnight lows of 14°C (57°F). Rainfall is fairly high at around 79 mm (3.1 in) on average, so pack waterproofs just in case.

Rainfall in Charlestown in August

Typically around 15 days of rainfall are expected, averaging 79 mm (3.1 in) for the month. The rainfall pattern this month is fairly balanced. Showers tend to be moderate rather than extreme.

Temperature in Charlestown in August

August tends to be one of the excellent months in Charlestown, with 20°C (68°F) in the afternoon and 14°C (57°F) overnight. Summer occurs in August. The difference between afternoon and evening temperatures is usually noticeable. Nights cool down to 14°C (57°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. On average, it is the month with the highest temperature of the year.

Sunshine in Charlestown in August

The days are predominantly sunny, with an estimated total of around 202 hours of sunshine. These sun-filled days are perfect for playing sports, visiting parks, or going for a bike ride.

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