Dyffryn Weather in September

Dyffryn in September sees moderate temperatures, with highs around 17°C (63°F) and overnight lows of 11°C (52°F). Rainfall is fairly high at around 117 mm (4.6 in) on average, so pack waterproofs just in case.

Rainfall in Dyffryn in September

Analyzing past climate data, one can expect approximately 17 days of rain, averaging 117 mm (4.6 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 Dyffryn in September

In September, Dyffryn gets moderate temperatures, with highs of 17°C (63°F). Nights cool to around 11°C (52°F). The difference between afternoon and evening temperatures is usually noticeable. Nights cool down to 11°C (52°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 Dyffryn in September

The month experiences a moderate amount of sunlight, with 111 hours of sunshine. This provides a nice balance between sunshine and clouds.

If you prefer enjoying temperate temperatures and rain-free days, May, July and August typically offer 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.