San Antonio Bay Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit San Antonio Bay.
Climate overview of San Antonio Bay
San Antonio Bay, Balearic Islands, Spain, sees big temperature differences between seasons, with August peaking at 31°C (88°F) and January dropping to 16°C (61°F).
The city has a relatively dry climate, receiving around 350 mm (14 in) of rainfall per year. It does experience a distinct dry season from December to August, with very warm summers and mild winters. November is the wettest month and July the driest. The most sunshine falls in July, with an average of 11.3 hours of daily sunshine.
San Antonio Bay Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in San Antonio Bay - and find the best time to visit.
Monthly Temperature in San Antonio Bay
Visitors to San Antonio Bay can expect significant temperature changes throughout the year. On average, daytime temperatures range from a very warm 31°C (88°F) in August to a moderate 16°C (61°F) in January.
Nighttime temperatures range from 25°C (77°F) in August to 11°C (52°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in San Antonio Bay
San Antonio Bay typically sees modest rainfall throughout the year, with an average annual precipitation of 350 mm (14 in). The seasons in San Antonio Bay bring significant changes in precipitation. The wettest month, November, receives moderate rainfall, with an average of 51 mm (2 in) of precipitation. This rainfall is distributed across 11 rainy days.
In contrast, the driest month, July, experiences much less rainfall, totaling 3.2 mm (0.1 in) over 3 rainy days. These distinct seasonal differences provide diverse experiences throughout the year. For more details, please visit our San Antonio Bay 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 Antonio Bay
In San Antonio Bay, summer days are longer and more sunny, with daily sunshine hours peaking at 11.3 hours in July. As the darker season arrives, the brightness of the sun becomes less. December sees a soft sun for only 5.1 hours per average 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 Antonio Bay
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 Antonio Bay by Month
The relative humidity is high throughout the year in San Antonio Bay.
The city experiences its highest humidity in January, reaching 75%. In July, the humidity drops to its lowest level at 67%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit San Antonio Bay
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: March, April, May, June, September, October and November
- 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: A distinct dry season from December to August, with very warm summers and mild winters
Frequently asked questions about the climate in San Antonio Bay
What is the best time to visit San Antonio Bay?
March, April, May, June, September, October and November typically offer the most optimal weather in San Antonio Bay. In contrast, January and December tend to have less optimal conditions. San Antonio Bay has a distinct dry season from December to August, with very warm summers and mild winters.
What temperatures can I expect in San Antonio Bay?
Daytime highs range from 16°C (61°F) in January to 31°C (88°F) in August. Nighttime lows range from 11°C (52°F) to 25°C (77°F). Temperatures vary considerably through the year.
How much rain does San Antonio Bay get?
Annual rainfall is around 350 mm (14 in). November is the wettest month with 51 mm (2 in), while July is the driest with 3.2 mm (0.1 in).
How sunny is San Antonio Bay?
San Antonio Bay receives around 2,763 hours of sunshine per year. July is the sunniest month with 340 hours, while December is the cloudiest with just 152 hours. Overall, San Antonio Bay enjoys abundant sunshine.
San Antonio Bay 3-Day Forecast
San Antonio Bay on the map
San Antonio Bay 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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