Climate Insights for Blanes

The climate in Blanes is temperate. The average annual temperature is 16°C and approximately 729mm of precipitation falls per year. Blanes receives a notable amount of rainfall throughout the year, including during its driest month. Blanes is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: July, August, June. The coldest months are January, February, December, when temperatures can drop to 3°C.

Temperatures in Blanes vary considerably across the year, with a 27°C difference between the coldest and warmest months. The warmest month is July, when average highs reach 30°C and the mean temperature sits around 25°C. January is the coolest month, with minimum temperatures around 3°C and an average of 8°C. On average, daily temperatures fluctuate by about 9°C between overnight lows and afternoon highs. The sharpest temperature change occurs between October and November, with a 5°C shift in average temperatures.

Blanes is a relatively dry area, receiving approximately 729mm of precipitation annually, which averages out to around 61mm per month. The wettest month is October, averaging 101mm of rainfall. September and April also tend to see above-average precipitation. The driest month is December, with just 32mm. That's 69mm less than October, the wettest month. Precipitation varies noticeably between seasons, with the second half (July to December) of the year generally seeing more rainfall.

Blanes is mildly breezy, with an average annual wind speed of 13km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is March, averaging 15km/h, though still comfortable for most outdoor activities. The calmest conditions occur in December, with average winds dropping to 12km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 3km/h between the calmest and windiest months.

It is currently spring in Blanes, which began on March 20, 2026. Blanes is in the Northern Hemisphere, where spring begins in March, summer in June, autumn in September, and winter in December. The warmest period peaks in July at around 30°C, while the coldest stretch bottoms out in January near 3°C. Summer is next, beginning on June 21, 2026 — 89 days from now.

The best time to visit Blanes is during May, June, July, August and September, when the weather is most comfortable for travellers. During these months, average temperatures hover around 22°C with modest rainfall averaging 59mm per month. By contrast, January can be quite cold with temperatures dropping to 3°C. A light rain jacket is recommended, though showers are generally brief and shouldn't disrupt your plans.

The table below shows monthly climate averages for Blanes based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.