Guaratinguetá Weather in January

January in Guaratinguetá averages 29°C (84°F) during the day and 19°C (66°F) at night. It is the wettest month of the year, with 278 mm (11 in) of rainfall on average, so waterproof gear is a must.

Rainfall in Guaratinguetá in January

Guaratinguetá is in the rainy season in January, with rain on around 21 days and an average of 278 mm (11 in). Rainy season showers tend to be fairly substantial. A good rain jacket or umbrella is worth having with you most days.

Temperature in Guaratinguetá in January

Daytime highs in Guaratinguetá in January reach 29°C (84°F), with nights around 19°C (66°F). Conditions stay fairly consistent through the month, making it easier to plan what to wear. At 19°C (66°F) overnight, it can feel quite a bit cooler after dark. Worth packing something warmer for evenings, but the cooler temperatures are ideal for sleeping.

Sunshine in Guaratinguetá in January

You can expect a moderate amount of sunlight, with approximately 107 hours. Even though this month is part of the wet season, you can still see the sun occasionally.

January in Guaratinguetá has its charm, but if you're looking for destinations with pleasant temperatures and sunny skies, our weather planner can help you explore other options in the world.