São Carlos Weather in December

Thinking of visiting São Carlos in December? Expect high temperatures reaching 30°C (86°F) during the day, dropping to 20°C (68°F) at night. Heavy showers are common during the rainy season.

Rainfall in São Carlos in December

São Carlos is in the rainy season in December, with rain on around 18 days and an average of 222 mm (8.7 in). Rainy season showers tend to be fairly substantial. A good rain jacket or umbrella is worth having with you most days.

Temperature in São Carlos in December

Expect highs of 30°C (86°F) in São Carlos in December, with nights dropping to around 20°C (68°F). Conditions stay fairly consistent through the month, making it easier to plan what to wear. Nights drop to around 20°C (68°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.

Sunshine in São Carlos in December

The days are predominantly sunny, with an estimated total of around 242 hours of sunshine. Rain is often only seen in the afternoon or evening, leaving clear skies for most of the day. This results in rainy months that still feel bright and are suitable for travel.

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