Santry Weather in September

September in Santry averages 18°C (64°F) during the day and 11°C (52°F) at night. Quite a bit of rainfall is typical this month, with around 75 mm (3 in) on average. An umbrella is a good idea.

Rainfall in Santry in September

Expect around 15 days of rain based on historical data, with 75 mm (3 in) average. With rain spread across many days but low totals, showers are typically short and light rather than heavy.

Temperature in Santry in September

Expect highs of 18°C (64°F) in Santry in September, with nights dropping to around 11°C (52°F). This creates a mild day-to-night pattern that is generally easy to manage with the right clothing. At 11°C (52°F) overnight, it can feel quite a bit cooler after dark. Worth packing something warmer for evenings, but the cooler temperatures are ideal for sleeping.

Sunshine in Santry in September

The month experiences a moderate amount of sunlight, with 128 hours of sunshine. This provides a nice balance between sunshine and clouds.

Wind Speed in Santry in September

In September, average wind speeds reach 4 m/s (8 knots), leading to light to moderate breezes. Conditions vary from day to day, with both calm and windier periods.

Average water temperature in September

With water at 15°C (59°F), it's on the cooler side. Keen swimmers won't be put off, but those who prefer warm water may find it less enjoyable.

For Santry itself, July and August generally stand out with 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.