Weather in Costa Blanca, Average Temperatures

The close proximity to the Mediterranean Sea and the fantastic weather in Costa Blanca are two of the principle reasons for the high levels of tourism to this beautiful part of Spain. The Costa Blanca or “White Coast” name is derived from the 200 kilometres of golden and white sandy beaches that account for much of the eastern coastline of Alicante.

Weather in Costa Blanca,

Costa Blanca Weather, Forecast & Averages

With an average yearly temperature of 19 Celsius and some 325 days of sunshine per year, the weather in Costa Blanca and the super micro-climate is arguably the best of all the Spanish Costas. The temperature and climate in the northern areas can differ greatly from the southern Costa Blanca, especially in the mountainous parts which we will cover in another article. The primary focus of this article is to provide useful information about the Costa Blanca weather and averages between the areas of Benidorm stretching to Torrevieja in the extreme south.

Summer Weather in Costa Blanca

The summer weather in Costa Blanca is generally very hot and can yield temperatures of over 40 Celsius. This is especially true during the hotter months of June, July and August when the temperature more often than not will exceed 30 Celsius. Although the summer does not begin until June, the tourist season and the hot weather tends to begin in May. The summer temperature will continue to be extremely hot during the month of September and into October.

May is typically the beginning of the tourist season when the average temperature will normally be around 20 Celsius. There are still plenty of days of rainfall at the beginning of the month but these will become less towards the end of the month. Although the temperature will consistently be over 20 Celsius, it’s also normal to expect plenty of days closer to 30 Celsius towards the end of May.
June is the beginning of the summer months and also the start of the tourist high season. Average temperatures will consistently be over 25 Celsius with many days over 30 Celsius. There are only two days of rainfall on average in June and temperatures towards the end of the month can approach and sometimes exceed 40 Celsius. As the temperature increases throughout June, the evenings will start to feel much warmer.
July is the height of the tourist high season when the average temperature on the Costa Blanca will be approaching 30 Celsius. There is hardly any rainfall in July, perhaps the odd day but the temperature will consistently be closer to 40 Celsius towards the end of the month. It’s common to expect several days over 40 Celsius in July and the evenings will seem extremely hot also. July would be a good time to invest in some type of fan or air conditioning to make sleeping more comfortable as temperatures can approach 30 Celsius at night on occasion.
August is marginally hotter than July on average with virtually no rainfall during the month. The average temperature for August is around 30 Celsius but most of these days will be closer to and exceed 40 Celsius. The evening temperature will seem very uncomfortable and sleeping with be particularly difficult with no form of air conditioning.
September is when the tourist season and the summer is ending but the hot weather will still be around for a good while yet. There are significantly more days of rainfall in September but the temperature will still frequently exceed 30 Celsius. This is especially true at the beginning of the month when the temperature can still approach 40 Celsius on occasion.

Winter Weather in Costa Blanca

The winter weather in Costa Blanca is generally fairly mild with the temperature rarely dropping much below 10 Celsius. Typically there is much more rainfall through spring leading into the winter months although warm temperatures can sometimes remain right up until Christmas. The evenings will seem much colder as the daytime temperatures begin to drop.

October is generally fairly hot still for most of the month with the average temperature remaining above 20 Celsius. The weather in Costa Blanca in October can still be extremely hot on occasion and perhaps recording temperatures well above 30 Celsius. There are more days of rainfall in October and some parts of the Costa Blanca will see more rainfall in this month than any other month. The evening will still be fairly mild but will seem much cooler than September.
November sees the temperature dropping dramatically and the evenings will seem much colder. There are around 6 days of rainfall in November with the average temperature of around 16 Celsius. The night time temperature will seem particularly cold now, most of the homes in Spain and built to remain cool so it’s probably a good idea to invest in a gas fire or hot air conditioning to keep you warm.
December is the beginning of the winter months on the Costa Blanca and the temperature will seem particularly cold if you live there all year round. December is one of the colder months with the average temperature normally around 12 Celsius. There are generally around 5 days of rainfall in December, slightly less than November but the temperature will seem much cooler.
January is generally the coldest month on the Costa Blanca with the average temperature during the day of around 11 Celsius. There are typically around four days of rainfall during this month and the evenings will be particularly cold. January is the middle winter month when temperatures are at their lowest.
February is the last of the winter months with the average temperature increasing to around 12 Celsius. There evenings will start to get warmer towards the end of the month with around four or five days of rainfall during the month.
March is the beginning of spring on the Costa Blanca which see the temperature increasing to around 15 Celsius. The evenings are also beginning to fell much warmer now so you will probably not need to rely of heating as much as the previous colder months. On average there are around four days of rainfall in March but less precipitation than February.
April sees the average temperature creeping up to around 18 Celsius with the evening temperatures being much warmer in preparation for the summer months. April will see four or five days worth of rainfall but the precipitation can be significant.

Costa Blanca Weather Averages

The graphic below can be clicked to become much larger, this shows average temperatures, daily hours of sunshine, average rainfall and some of the information about the Costa Blanca weather.

Costa Blanca Weather Averages

Costa Blanca Sea Temperatures

This image gives a general indication of the Mediterranean Sea temperatures along the coast of the Costa Blanca. (click for larger image).

Costa Blanca Sea Temperatures