For Patagonia and the south, it is best to travel between October and April, January and February if you are keen trekkers. That said, the climate is highly unpredictable at the best of times and you should come prepared for all weather conditions “all 4 seasons in one day is the local adage”. Northern Chile is a year-round destination although you may see rain and flooding in ther highlands between January and March which can disrupt border crossings into Bolivia and Argentina.
Northern Chile (Desert Region: 25°C to 35°C): The northern desert regions experience extremely hot and dry weather during January, making it an ideal time for stargazing and exploring the unique landscapes of places like the Atacama Desert. Central Chile (Santiago, Valparaiso: 25°C to 35°C): January is summer in central Chile, with warm to hot temperatures. It's a great time to explore the vibrant cities, beaches, and vineyards of the region. Southern Chile (Patagonia, Lake District: 15°C to 25°C): January is summer in the south as well, providing the best conditions for outdoor activities like hiking, exploring the fjords, and visiting the picturesque lakes and national parks.
Northern Chile (Desert Region: 25°C to 35°C): Similar to January, February is hot and dry in the northern desert regions, perfect for exploring the otherworldly landscapes and participating in outdoor adventures. Central Chile (Santiago, Valparaiso: 25°C to 35°C): February is still summer in central Chile, offering pleasant weather for city sightseeing, cultural events, and beach visits. Southern Chile (Patagonia, Lake District: 15°C to 25°C): The summer weather continues in February, providing an excellent opportunity for exploring Patagonia's stunning natural beauty and wildlife.
Northern Chile (Desert Region: 25°C to 35°C): March marks the end of summer in the northern desert regions. Temperatures begin to moderate, making it a comfortable time for outdoor activities. Central Chile (Santiago, Valparaiso: 20°C to 30°C): Autumn begins in March, bringing milder temperatures and colorful foliage. It's an excellent time for wine tours and exploring the city without the peak tourist crowds. Southern Chile (Patagonia, Lake District: 15°C to 25°C): Autumn also arrives in the south, offering beautiful fall foliage and quieter travel experiences. Hiking and outdoor activities are still possible, though the weather may become more unpredictable.
Northern Chile (Desert Region: 20°C to 30°C): April brings pleasant temperatures to the northern desert regions, making it an ideal time for outdoor exploration, especially in places like San Pedro de Atacama. Central Chile (Santiago, Valparaiso: 15°C to 25°C): Autumn continues, and the landscapes are adorned with colorful leaves. It's a great time to visit vineyards and enjoy cultural events. Southern Chile (Patagonia, Lake District: 10°C to 18°C): April marks the end of the tourist season in Patagonia. While some services and accommodations may start to close, it's still possible to explore the region's natural wonders.
Northern Chile (Desert Region: 15°C to 25°C): May offers mild temperatures in the desert regions, making it a pleasant time for outdoor activities and exploring the unique geology of the area. Central Chile (Santiago, Valparaiso: 10°C to 20°C): Autumn continues in May, and the weather remains comfortable for sightseeing and city exploration. Southern Chile (Patagonia, Lake District: 5°C to 15°C): May brings cooler temperatures, and some tourist facilities may start to close for the offseason. However, it's a quieter time to experience the natural beauty of Patagonia.
Northern Chile (Desert Region: 10°C to 20°C): June marks the beginning of winter in the northern desert regions. While days are still relatively mild, nights can get chilly. It's a great time for stargazing and enjoying hot springs. Central Chile (Santiago, Valparaiso: 8°C to 18°C): Winter begins in June, and the region experiences cooler and wetter weather. It's an excellent time for urban exploration, enjoying Chilean cuisine, and experiencing the city's cultural scene. Southern Chile (Patagonia, Lake District: 2°C to 12°C): Winter arrives in the south as well, with colder temperatures and occasional snowfall. Many tourist services may be closed, but it's a unique time to experience Patagonia's winter landscapes.
Northern Chile (Desert Region: 10°C to 20°C): July is winter in the north, and temperatures can drop significantly at night. It's a good time to visit the El Tatio Geysers and enjoy hot springs to stay warm. Central Chile (Santiago, Valparaiso: 7°C to 15°C): July is the coldest month in central Chile, with rainy days. It's an excellent time for cultural experiences, indoor activities, and exploring museums. Southern Chile (Patagonia, Lake District: 1°C to 10°C): Winter continues in Patagonia, and while some areas may be challenging to access due to snow, it's a magical time to witness the region's winter scenery.
Northern Chile (Desert Region: 10°C to 20°C): August is still winter in the north, with cold nights. Despite the chilly temperatures, it's a great time for stargazing and enjoying the unique landscapes. Central Chile (Santiago, Valparaiso: 8°C to 16°C): August marks the end of winter, and temperatures start to slowly rise. It's a good time to explore the city before the arrival of spring. Southern Chile (Patagonia, Lake District: 2°C to 11°C): Winter conditions continue, and some places may still be challenging to access. However, it's an excellent time for winter sports enthusiasts and those seeking solitude in nature.
Northern Chile (Desert Region: 10°C to 20°C): September marks the beginning of spring in the north. The temperatures start to rise, and the desert comes alive with blooming flowers. It's a beautiful time for photography and outdoor adventures. Central Chile (Santiago, Valparaiso: 10°C to 20°C): Spring brings milder temperatures and blooming flowers to central Chile. It's a great time for outdoor activities and enjoying the city's parks. Southern Chile (Patagonia, Lake District: 4°C to 13°C): Spring arrives in the south, and the region begins to wake up from winter. It's an exciting time to witness the transition from winter to spring and experience the rebirth of nature.
Northern Chile (Desert Region: 15°C to 25°C): October offers pleasant temperatures in the desert regions, making it an ideal time for outdoor activities and exploring the natural wonders. Central Chile (Santiago, Valparaiso: 12°C to 25°C): October is spring in central Chile, and the landscapes are adorned with colorful blossoms. It's a lovely time to visit vineyards and enjoy the outdoors. Southern Chile (Patagonia, Lake District: 7°C to 15°C): Spring continues to bloom in Patagonia, and the weather becomes more favourable for outdoor exploration. It's a popular time for visiting the region before the peak tourist season.
Northern Chile (Desert Region: 20°C to 30°C): November brings warmer temperatures to the northern desert regions. It's a great time for stargazing and exploring the unique geological formations. Central Chile (Santiago, Valparaiso: 15°C to 28°C): November is still spring in central Chile, with pleasant temperatures for outdoor activities and cultural events. Southern Chile (Patagonia, Lake District: 10°C to 18°C): November is an excellent time to visit Patagonia before the peak tourist season. The landscapes are lush and vibrant, making it perfect for nature enthusiasts.
Northern Chile (Desert Region: 25°C to 35°C): December marks the beginning of summer in the north. The weather becomes hot and dry, making it an excellent time for exploring the desert and enjoying outdoor adventures. Central Chile (Santiago, Valparaiso: 18°C to 30°C): December is early summer in central Chile, with warm temperatures. It's a festive time to experience the holiday season and celebrate the New Year. Southern Chile (Patagonia, Lake District: 12°C to 22°C): December marks the start of the tourist season in Patagonia. The weather is pleasant, and it's a great time to experience the region's natural beauty and various outdoor activities.