August Weather in San Sebastian

Last updated: March 2, 2024

The weather in San Sebastian, Mexico, during August is characterized by an average temperature of 19°C (66°F). Highs can soar to 28°C (82°F), while lows may dip to 11°C (52°F). Typically, the humidity level in San Sebastian throughout August hovers around 70%.

11°C (52°F)

Minimum temperature

19°C (66°F)

Average temperature

28°C (82°F)

Maximum temperature

70%

Humidity

Precipitation and Sunshine hours

In August, San Sebastian averages 116 mm (4.6 inches) of rainfall, typically over the course of 18 rainy days. The month enjoys an average of 12 hours 45 minutes of daylight, with the sun shining for approximately 9 hours 11 minutes each day. Additionally, there is a 29% probability of sunny days during this period.

116 mm (4.6 inches)

Precipitation

18 rainy days

Rainy days

9 hours 11 minutes

Sunshine hours

29%

Chance of sun

UV Index

In August, the UV Index in San Sebastian reaches a maximum of 13, indicating a level of Extreme exposure. The most intense UV radiation typically occurs between 13:00 and 15:00, during which unprotected skin may burn in as little as 10 minutes.

Average solar exposure data for the current time of the year. Actual values may vary and depend on many factors, such as cloud cover, vegetation cover, surface type, etc.
  07:00 08:00 09:00 10:00 11:00 12:00 13:00 14:00 15:00 16:00 17:00 18:00 19:00
UVI 0 1 2 5 8 11 13 13 11 8 5 2 1
Exposure Low Moderate VeryHigh Extreme VeryHigh Moderate Low
Time to burn 45 min 30 min 15 min 10 min 15 min 30 min 45 min

Compare San Sebastian's Climate with Cities Worldwide