Santiago month by month
Plan your visit to Santiago by month. Compare weather, crowds, events, and prices across all twelve months with historical climate data.
- January
- High
- 30°C
- Low
- 15°C
- Rain
- 15 mm
January is peak summer in Santiago, and the single most important thing to know is that the city empties. Schools break in mid-December, and by January most santiaguinos have…
- February
- High
- 30°C
- Low
- 16°C
- Rain
- 4 mm
February in Santiago is defined by absence. A large share of the city's 6 million residents leave for Viña del Mar, the Lakes District, or beach towns along the central coast…
- March
- High
- 28°C
- Low
- 14°C
- Rain
- 5 mm
March in Santiago is late summer at its most livable. The January and February heat, when afternoons tend toward 30°C (86°F), has eased to highs around 28°C (83°F), with overnight…
- April
- High
- 24°C
- Low
- 12°C
- Rain
- 16 mm
April in Santiago brings the first real shift toward autumn. Daytime highs reach 23.5°C (74°F), a welcome drop from the 30°C summer that leaves the pavement radiating heat into the…
- May
- High
- 18°C
- Low
- 9°C
- Rain
- 47 mm
May in Santiago is the month when autumn stops being decorative and starts getting cold. Temperatures settle around 18°C (65°F) during the day but drop to about 9°C (48°F) after…
- June
- High
- 16°C
- Low
- 7°C
- Rain
- 94 mm
June is winter in Santiago, and the city feels it. Daytime temperatures sit around 15.6°C (60°F), falling to 7.4°C (45°F) after dark, with 94mm of rain spread across roughly 6…
- July
- High
- 16°C
- Low
- 7°C
- Rain
- 34 mm
July in Santiago is winter, full stop. The Andes rise white and heavy on the eastern skyline, the sun drops before 18:00, and mornings along the Mapocho River carry that particular…
- August
- High
- 16°C
- Low
- 7°C
- Rain
- 100 mm
August sits in the back half of Santiago's wet season, averaging around 51mm of rain across roughly 6 days. That's less than June's peak, but the cold makes each spell feel longer…
- September
- High
- 18°C
- Low
- 8°C
- Rain
- 33 mm
September in Santiago is defined by Fiestas Patrias, Chile's independence celebrations. For roughly a week in mid-September, the city fills with the smell of grilled beef from…
- October
- High
- 23°C
- Low
- 10°C
- Rain
- 18 mm
October is the month Santiago sheds winter. After 3 months of cold rain and smog trapped in the city's valley basin, the air clears, afternoons warm to 23°C (73°F), and the Andes…
- November
- High
- 26°C
- Low
- 12°C
- Rain
- 14 mm
November in Santiago is late spring at its most cooperative. Daytime temperatures reach about 26°C (79°F), nights settle around 12°C (53°F), and rain has all but disappeared at…
- December
- High
- 29°C
- Low
- 14°C
- Rain
- 2 mm
December in Santiago is the first real month of summer, and the single most important thing to know is that the city splits around December 20. For the first three weeks, the…