Chile · 30-year monthly climate averages
Based on 30 years of climate data, the most comfortable months to visit San Pedro de Atacama are March, April and October, when daytime temperatures are agreeable and rainfall is relatively low.
San Pedro de Atacama sees its warmest weather in December, when daytime highs average around 25°C, and its coolest in July (around 18°C).
Annual precipitation totals roughly 80mm — February is typically the wettest month (~24mm) and October the driest (~1mm).
Rainfall is spread fairly evenly through the year, so no single season is dramatically wetter than the rest.
🟧 avg daytime high · 🟦 dashed: avg nighttime low · bars: monthly rainfall
Daily forecast highs vs the 30-year normal — last 60 days
Each bar is one day: orange above normal, blue below.
| Month | High / Low | Rainfall | Travel rating |
|---|---|---|---|
| January | 24° / 11°C | 20mm | 🌟 Great |
| February | 24° / 11°C | 24mm | 🌟 Great |
| March | 23° / 10°C | 13mm | 🌟 Great |
| April | 22° / 8°C | 2mm | 🌟 Great |
| May | 19° / 5°C | 3mm | 🌟 Great |
| June | 18° / 4°C | 4mm | 🌟 Great |
| July | 18° / 3°C | 2mm | 🌟 Great |
| August | 20° / 4°C | 1mm | 🌟 Great |
| September | 21° / 5°C | 2mm | 🌟 Great |
| October | 23° / 7°C | 1mm | 🌟 Great |
| November | 24° / 9°C | 2mm | 🌟 Great |
| December | 25° / 10°C | 6mm | 🌟 Great |
January in San Pedro de Atacama is pleasantly warm, with average daytime highs around 24°C (76°F) and nighttime lows near 11°C (52°F). Expect roughly 20mm of precipitation, and rain is rare.
🎒 What to pack — light layers · comfortable walking shoes
February in San Pedro de Atacama is pleasantly warm, with average daytime highs around 24°C (75°F) and nighttime lows near 11°C (51°F). Expect roughly 24mm of precipitation, with little rainfall.
🎒 What to pack — light layers · comfortable walking shoes
March in San Pedro de Atacama is pleasantly warm, with average daytime highs around 23°C (74°F) and nighttime lows near 10°C (50°F). Expect roughly 13mm of precipitation, and rain is rare.
🎒 What to pack — light layers · comfortable walking shoes
April in San Pedro de Atacama is pleasantly warm, with average daytime highs around 22°C (72°F) and nighttime lows near 8°C (46°F). Expect roughly 2mm of precipitation, and rain is rare.
🎒 What to pack — light layers · comfortable walking shoes
May in San Pedro de Atacama is pleasantly warm, with average daytime highs around 19°C (67°F) and nighttime lows near 5°C (41°F). Expect roughly 3mm of precipitation, and rain is rare.
🎒 What to pack — light layers · comfortable walking shoes
June in San Pedro de Atacama is mild, with average daytime highs around 18°C (64°F) and nighttime lows near 4°C (38°F). Expect roughly 4mm of precipitation, and rain is rare.
🎒 What to pack — light jacket · layers for cool evenings
July in San Pedro de Atacama is mild, with average daytime highs around 18°C (64°F) and nighttime lows near 3°C (38°F). Expect roughly 2mm of precipitation, and rain is rare.
🎒 What to pack — light jacket · layers for cool evenings
August in San Pedro de Atacama is pleasantly warm, with average daytime highs around 20°C (67°F) and nighttime lows near 4°C (39°F). Expect roughly 1mm of precipitation, and rain is rare.
🎒 What to pack — light layers · comfortable walking shoes
September in San Pedro de Atacama is pleasantly warm, with average daytime highs around 21°C (70°F) and nighttime lows near 5°C (41°F). Expect roughly 2mm of precipitation, and rain is rare.
🎒 What to pack — light layers · comfortable walking shoes
October in San Pedro de Atacama is pleasantly warm, with average daytime highs around 23°C (74°F) and nighttime lows near 7°C (44°F). Expect roughly 1mm of precipitation, and rain is rare.
🎒 What to pack — light layers · comfortable walking shoes
November in San Pedro de Atacama is pleasantly warm, with average daytime highs around 24°C (76°F) and nighttime lows near 9°C (48°F). Expect roughly 2mm of precipitation, and rain is rare.
🎒 What to pack — light layers · comfortable walking shoes
December in San Pedro de Atacama is pleasantly warm, with average daytime highs around 25°C (77°F) and nighttime lows near 10°C (51°F). Expect roughly 6mm of precipitation, and rain is rare.
🎒 What to pack — light layers · comfortable walking shoes