San Agustinillo Weather in September

In San Agustinillo, September brings high daytime temperatures around 29°C (84°F), with nights cooling to 25°C (77°F). It is the wettest month of the year, so expect more rainfall than usual.

Rainfall in San Agustinillo in September

As part of the rainy season, San Agustinillo sees around 9 days of rain in September, with an average of 630 mm (25 in). Rain during the rainy season here tends to be intense rather than just persistent drizzle. Expect significant downpours, often in the late afternoon.

Temperature in San Agustinillo in September

September in San Agustinillo sees highs of 29°C (84°F) and lows of 25°C (77°F) overnight. Overall, the month follows a fairly predictable daily temperature pattern. Nights stay warm at around 25°C (77°F), so light bedding and good ventilation are worth thinking about.

Sunshine in San Agustinillo in September

The month brings about 152 hours of sunlight, offering a comfortable mix of sun and rainy moments.

Average water temperature in September

The water reaches 29°C (84°F) this month. It's on the warm side, which suits people who prefer that, but don't expect a cooling dip if the air temperature is also high.

If you're looking for dry conditions and comfortable temperatures, September may not be the ideal month to visit San Agustinillo. Our weather planner can help you explore destinations with more pleasant weather conditions.