Sao Carlos

Stay informed about the current weather conditions in São Carlos. Below you will find detailed charts and the latest forecast to help you plan your journey perfectly.

São Carlos is characterized by a pleasant tropical climate that ensures warm weather almost year-round. Thanks to its location, the city avoids extreme temperature fluctuations: it is rarely unbearably hot, and frosts are virtually unheard of. This makes the destination comfortable to visit at any time, although the character of the weather changes significantly depending on the season.

The year is clearly divided into wet and dry periods. The summer months, especially from December to February, bring the rainy season, when the number of cloudy and humid days is at its peak. This is a period of lush greenery, with average daytime temperatures hovering around +28°C, but travelers should definitely carry an umbrella, as rain occurs quite frequently.

Winter (from June to August), by contrast, features dry and clear weather. Precipitation during this time is a rarity, and the number of sunny days increases significantly. Daytime temperatures remain very comfortable, around +25°C, which is ideal for long walks and sightseeing; however, nights become noticeably cooler, and the thermometer can drop to +13–14°C.

The climate in São Carlos is characterized by comfortable conditions throughout the year, without extreme heat or severe cold. The warmest period falls during the Southern Hemisphere summer months (December to February) and early autumn. During this time, the average temperature stays steady at 24°C, and daytime temperatures usually warm up to 28–29°C. Notably, the highest daytime readings are often recorded in September, when maximum temperatures can reach 31°C, creating a real sense of heat.

The winter season, which lasts here from June to August, features mild and pleasant weather. Even in July, considered the "coldest" month, the average temperature is about 19.4°C. Days remain sunny and warm with highs around 25–26°C, which is ideal for exploring. However, nights during this period become noticeably cooler: the minimum temperature drops to 13–14°C, bringing a welcome freshness.

Travelers should take into account significant daily temperature fluctuations, especially characteristic of the dry winter season and early spring. While in summer the difference between day and night is about 8 degrees, in July and September the amplitude increases to 13 degrees. After a hot September day, the evening can feel quite cool, so having some light outerwear in your luggage will be useful.

The climate of São Carlos is characterized by a distinct division into wet and dry seasons, which is worth considering when choosing your travel dates. The highest amount of precipitation falls during the summer months (which in the Southern Hemisphere last from December to February) and in early autumn. The wettest period is January, when it can rain about 23 days a month, along with December and February which also see high rainfall frequency.

In contrast to summer, the winter period from June to August is exceptionally dry. During this time, the chance of getting caught in the rain is minimal. For example, July is considered the driest month of the year: statistics record an average of only one rainy day, and precipitation levels are virtually zero. This is an excellent time for outdoor activities without needing an umbrella.

Transitional seasons, such as spring and autumn, show a shift in weather conditions. In April, the number of rainy days drops sharply to six, marking the start of the dry season, while in October and November, the frequency of precipitation increases again to 14 days per month. Given the region's warm climate, all precipitation falls exclusively as rain, and snow never occurs here.

When planning a trip to São Carlos, you should prepare for a predominantly warm climate, though it is important to consider seasonal variations. The summer months (December to March) are characterized by warm weather with frequent rainfall, so your wardrobe should be based on lightweight items made from natural, breathable fabrics like cotton and linen. Since it can rain for more than 20 days a month during this period, be sure to bring a reliable umbrella or a light raincoat that is easy to carry in a backpack, as well as quick-drying shoes.

If your trip is scheduled for the winter period (June to August), be prepared for drier and cooler weather. Daytime temperatures remain comfortable, but nights can be chilly when the thermometer drops to 13–14°C. At this time of year, it is best to use the principle of layering: a T-shirt will suffice during the day, while a sweatshirt, light sweater, or windbreaker will come in handy for evening strolls. Regardless of the season, don't forget sunscreen and comfortable shoes for long walks around the city.