San Juan de Alicante Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit San Juan de Alicante.
Climate overview of San Juan de Alicante
San Juan de Alicante, Valencia Community, Spain, experiences significant temperature variation throughout the year. Summers bring daytime highs of 30°C (86°F) in August, while winters cool to 16°C (61°F) in January.
Rainfall is modest, totalling around 379 mm (15 in) annually. The city experiences two distinct dry seasons, December to March and May to August, with very warm summers and mild winters. September tends to be the wettest month. The most sunshine falls in July, with an average of 11.0 hours of daily sunshine.
San Juan de Alicante Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in San Juan de Alicante - and find the best time to visit.
Monthly Temperature in San Juan de Alicante
Depending on the time of the year, temperatures range from very warm to moderate in San Juan de Alicante. Average maximum daytime temperatures range from a very warm 30°C (86°F) in August, the warmest time of the year, to a moderate 16°C (61°F) during cooler months like January.
At night, you can expect temperatures ranging from 23°C (73°F) in August to around 8°C (46°F) during January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in San Juan de Alicante
San Juan de Alicante maintains relatively dry conditions year-round, recording average annual precipitation of 379 mm (15 in). Significant seasonal changes in precipitation occur throughout the year. In the wettest month, September it receives moderate rainfall, averaging 48 mm (1.9 in) of precipitation, recorded across 6 rainy days. In contrast, the driest month July brings less rainfall, with 4.8 mm (0.2 in) over 3 rainy days. For more details, please visit our San Juan de Alicante Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in San Juan de Alicante
Seasonal changes in sunshine hours are quite dramatic in San Juan de Alicante. While July receives considerable daily sunshine with up to 11.0 hours, December marks the darkest time of the year, where sunshine is scarce with only 5.5 hours of sunlight per day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
Water Temperature in San Juan de Alicante
The mean water temperature over the year ranges from 14°C (57°F) in February to 26°C (79°F) in August.
Water temperature over the year
Humidity in San Juan de Alicante by Month
The relative humidity is high throughout the year in San Juan de Alicante.
The city experiences its highest humidity in October, reaching 70%. In March, the humidity drops to its lowest level at 63%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit San Juan de Alicante
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: April, May, June, September and October
- Warmest weather: July and August
- Most sunshine: July
- Fewest rainy days: July and August
- Best for swimming: June, July, August, September and October.
- Seasonal pattern: Two distinct dry seasons, December to March and May to August, with very warm summers and mild winters
Frequently asked questions about the climate in San Juan de Alicante
What is the best time to visit San Juan de Alicante?
April, May, June, September and October typically offer the most optimal weather in San Juan de Alicante. In contrast, January, February and December tend to have less optimal conditions. San Juan de Alicante has two distinct dry seasons, December to March and May to August, with very warm summers and mild winters.
What temperatures can I expect in San Juan de Alicante?
Daytime highs range from 16°C (61°F) in January to 30°C (86°F) in August. Nighttime lows range from 8°C (46°F) to 23°C (73°F). Temperatures vary considerably through the year.
How much rain does San Juan de Alicante get?
Annual rainfall is around 379 mm (15 in). September is the wettest month with 48 mm (1.9 in), while July is the driest with 4.8 mm (0.2 in).
How sunny is San Juan de Alicante?
San Juan de Alicante receives around 2,862 hours of sunshine per year. July is the sunniest month with 329 hours, while December is the cloudiest with just 165 hours. Overall, San Juan de Alicante enjoys abundant sunshine.
San Juan de Alicante 3-Day Forecast
San Juan de Alicante on the map
San Juan de Alicante is highlighted - select any city to see its climate.
Popular this month
Where to go in August - average daytime high across popular destinations.
Seville
36°C (97°F) Madrid34°C (93°F) Valencia31°C (88°F) Málaga29°C (84°F) Benidorm29°C (84°F) Calpe
30°C (86°F) Marbella28°C (82°F) Barcelona28°C (82°F) 
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