San Fernando Weather in August

The climate in San Fernando during August can be summarized as very hot, humid and a little damp.

August is in the summer in San Fernando and is typically the warmest month of the year. Daytime maximum temperatures average around a steamy 35°C (95°F), whilst at night 22°C (72°F) is normal.

On average August is the 3rd wettest month of the year in San Fernando with around 81mm 3.2 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 5 days, although this may vary considerably.

On the flip side this corresponds to an average of 8.6 hours of sunshine per day.

The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in San Fernando in August 2025.