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Santiago Weather by Month
Average temperatures, rainfall and humidity for Santiago, Chile, month by month, built from OpenWeather's historical records. Use it to see what a typical Santiago month looks like before you travel — then check the live Santiago forecast for the days ahead.
Warmest month
February
29°C average high
Coolest month
July
6°C average low
Wettest month
June
39 mm of rain
Driest month
January
0 mm of rain
Average temperature and rainfall in Santiago by month
Averages of the daily highs and lows recorded in each month, with total rainfall, mean humidity and mean wind speed.
| Month | Avg high | Avg low | Record low / high | Rainfall | Humidity | Wind |
|---|---|---|---|---|---|---|
| January | 29°C | 15°C | 7°C / 38°C | 0 mm | 50% | 12 km/h |
| February | 29°C | 15°C | 6°C / 36°C | 2 mm | 49% | 11 km/h |
| March | 27°C | 13°C | 5°C / 35°C | 5 mm | 51% | 10 km/h |
| April | 23°C | 11°C | 2°C / 32°C | 13 mm | 59% | 8 km/h |
| May | 19°C | 8°C | -2°C / 29°C | 27 mm | 66% | 7 km/h |
| June | 16°C | 6°C | -3°C / 26°C | 39 mm | 71% | 6 km/h |
| July | 16°C | 6°C | -8°C / 27°C | 30 mm | 69% | 6 km/h |
| August | 17°C | 6°C | -5°C / 28°C | 31 mm | 70% | 7 km/h |
| September | 19°C | 7°C | -8°C / 31°C | 24 mm | 66% | 8 km/h |
| October | 22°C | 10°C | 0°C / 33°C | 15 mm | 60% | 9 km/h |
| November | 25°C | 12°C | 3°C / 34°C | 10 mm | 53% | 11 km/h |
| December | 27°C | 14°C | 2°C / 37°C | 4 mm | 49% | 12 km/h |
Best time to visit Santiago
The most comfortable time to visit Santiago is generally April and October to November, balancing mild daytime temperatures against the driest stretch of the year. The city has a moderate seasonal swing and rain concentrates around June, totalling about 200 mm a year.
Travellers who prefer heat should aim for February, when highs average 29°C. June is the month to avoid if rain would spoil your plans — it averages 39 mm, roughly 39× the rainfall of January.
Source: OpenWeather historical and statistical weather data. Values are long-term averages, not a forecast — see the Santiago forecast for what is happening now.