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 perfect 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.

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Spain, check out our Santander's climate page.

Santander Temperature in September

Min Temperature 16°C (61°F)  

Max Temperature 23°C (73°F)  

Water Temperature 19°C (66°F)  

Chance of Rain 43%  

Precipitation 86 mm (3.4 in)  

Rainy days 13 days  

Humidity 77%  

Windspeed 2 m/s (4 knots)  

Sunshine 175 hours  

Percentage Sunshine  

What to Wear in Santander in September

Comfortable temperatures call for an easy wardrobe in September. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Expect heavy rainfall, so bring good rain protection and waterproof bags. Expect water temperatures of around 19°C (66°F), which is ideal for taking a refreshing dip. Bring swimwear and consider packing a towel for drying off. Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in Santander in September

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

6/10

Cycling

9/10

Walking

9/10

Camping

8/10

Outdoor sports

9/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Spain, check out our Santander's climate page.

More climate data for Santander

Temperature Rainfall Sunshine Humidity Wind Speed Water Temp

See the full Santander climate overview or explore weather in Spain.