Best time for ski resorts is June to August.
A good time to visit the north.
Few services on the Carretera Austral; mountain passes can be blocked by snow.
Transportation and accommodations are busy in July.
(Sep–Nov & Mar–May)
Temperature-wise, these are the best times to visit Santiago.
Lakes District is pleasant September to November; April brings fall foliage in the south.
Wine country has grape harvests and wine festivals in March.
Patagonia is best (and most expensive) December to February.
Beaches throng with crowds from late December through January.