Alter do Chao Weather in September

Alter do Chao in September sees very high daytime temperatures of 33°C (91°F) and nighttime lows of 27°C (81°F). With just 86 mm (3.4 in) of rainfall on average, it's the driest month of the year.

Rainfall in Alter do Chao in September

Known for its least rainfall, this month is the best of the year for people who like to spend time outdoors. Based on our climate data of the past 30 years, about 8 days of rain are anticipated, with 86 mm (3.4 in) on average. Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.

Temperature in Alter do Chao in September

Expect highs of 33°C (91°F) in Alter do Chao in September, with nights dropping to around 27°C (81°F). Sunshine and humidity can make it feel even warmer than the raw temperature suggests. With overnight lows of 27°C (81°F), nights stay very warm. Air conditioning makes a real difference if you're sensitive to heat. A cold shower before bed can also help you get to sleep more comfortably.

Sunshine in Alter do Chao in September

Expect a lot of sunshine this month, with about 240 hours of sun. These sunny conditions add to the overall experience.

If you prefer enjoying temperate temperatures and rain-free days, August typically offers the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.