Santander Weather in September

With daytime temperatures of 23°C (73°F) and nighttime lows of 16°C (61°F), September in Santander brings high temperatures during the day. Do keep in mind that quite a bit of rainfall is typical. Around 86 mm (3.4 in) falls on average.

Rainfall in Santander in September

Typically, you can expect about 13 days of rain this month, with 86 mm (3.4 in) on average. Rain this month is fairly typical, a standard mix of wet and dry days with no particularly heavy or persistent showers.

Temperature in Santander in September

September tends to be one of the excellent months in Santander, with 23°C (73°F) in the afternoon and 16°C (61°F) overnight. During September, the summer season is in full swing. This kind of day-to-night contrast is typical for this time of year. Nights drop to around 16°C (61°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.

Sunshine in Santander in September

The area enjoys a moderate level of sunlight, with around 175 hours. It's a good balance between sunny and cloudy days.

Wind Speed in Santander in September

Average wind conditions reach 2 m/s (4 knots) in September. This creates comfortable weather with light winds that gently move vegetation. Keep in mind this is an average. Daily conditions range from near-calm to more noticeable wind.

Average water temperature in September

The water temperature is 19°C (66°F). It's not warm, but most people find it perfectly fine for a swim once they're in.

If you're a fan of comfortable temperatures and drier conditions, September is a great time to visit.