Central Chile has a temperate Mediterranean climate with four distinctive seasons. Summers are clear, warm, and sunny, with highs in the low to mid-80s F. Spring and fall have cool to warm weather, with the rainy season beginning at the end of fall. If you come in winter, expect cold days to be in the high 40s F with plenty of rain.

As you head south, you’ll see a cooler and wetter climate. Rainfall is more frequent during the winter months. Seasons. Chile sits in the southern hemisphere and as such its seasons are generally these: Summer: December – February; Fall: March – May; Winter: June – August; Spring: September – November; Northern Climate. Chile’s northern most regions are characterized by a dry, arid climate.

In Chile, there is a wide variety of climates: desert but mild in the north, Mediterranean in the center, oceanic in the south, and cold in the Andes. The country has a unique shape, in fact it is very long (about 4,300 kilometers or 2,700 miles from north to south, from 17 to 56 degrees south latitude) and narrow, so it obviously has different climates and environments.

In Santiago, the climate is warm and temperate. The winter months are much rainier than the summer months in Santiago. The climate here is classified as Csa by the Köppen-Geiger system. The average temperature in Santiago is 15.7 °C | 60.3 °F.

In Chile, summer runs from December to February, and winter goes from June to August. If you plan on visiting Patagonia and the south, the summer months are best since the weather is warmer....

The weather in central Chile is typical of a Mediterranean climate. Summers are warm and winters are much cooler and wetter. The average high temperature during summer in Santiago is 20°C (68°F), while winter lows between June and July drop to 8°C (46°F).

The “Insufficient” rating indicates that Chile’s proposed unconditional climate commitment in 2030 is still not consistent with holding warming to below 2°C, let alone limiting it to 1.5°C as required under the Paris Agreement, and is instead consistent with warming between 2°C and 3°C.

Due to its long coastline, clearly Chile’s weather is extremely diverse and unpredictable although it is seasonal in much of the country. Summer runs from December to February, and winter from June to August. It is difficult to pinpoint temperatures ranges for the country as a whole as they’re so variable.

Averages are for Pudahuel, which is 8 miles from Santiago. Based on weather reports collected during 1985–2015. Showing: All Year January February March April May June July August September October November December. All Year Climate & Weather Averages in Santiago. High Temp: 86 °F.