Sunny & Mild cities in South America in March
The shoulder-season sweet spot for comfortable city travel.
23 cities in South America match our Sunny & Mild profile in March: average temperature ≥ 14°C / 57.2°F, ≤ 22°C / 71.6°F, monthly rainfall ≤ 50 mm / 2 in. Top picks include San Juan (Argentina, 21.9°C / 71.4°F), Rancagua (Chile, 21.7°C / 71.1°F), and Arica (Chile, 21.6°C / 70.9°F). Unlike the country-level averages, these are point values sampled at each city itself — usually more useful for planning where you'll actually spend your time. Click a city for its full year-round climate and best months to visit.
← Countries only in South America · Cities in America
| City | Temperature | Rainfall |
|---|---|---|
| San Juancity · San Juan, Argentina | 21.9°C71.4°F | 38 mm1.5″ |
| Rancaguacity · O'Higgins, Chile | 21.7°C71.1°F | 5 mm0.2″ |
| Aricacity · Arica y Parinacota, Chile | 21.6°C70.9°F | 0 mm0″ |
| Tacnacity · Tacna, Peru | 21.3°C70.3°F | 0 mm0″ |
| Mendozacity · Mendoza, Argentina | 20.2°C68.4°F | 35 mm1.4″ |
| Iquiquecity · Tarapacá, Chile | 20.1°C68.2°F | 0 mm0″ |
| Caracascity · Capital, Venezuela | 20.1°C68.2°F | 22 mm0.9″ |
| Antofagastacity · Antofagasta, Chile | 20°C68°F | 0 mm0″ |
| Moqueguacity · Moquegua, Peru | 19.6°C67.3°F | 0 mm0″ |
| Los Tequescity · Capital, Venezuela | 18.9°C66°F | 24 mm0.9″ |
| Santiagocity · Santiago, Chile | 18.7°C65.7°F | 5 mm0.2″ |
| Neuquéncity · Neuquén, Argentina | 18.6°C65.5°F | 36 mm1.4″ |
| Viedmacity · Buenos Aires Province, Argentina | 18.5°C65.3°F | 49 mm1.9″ |
| San Fernandocity · O'Higgins, Chile | 18.4°C65.1°F | 9 mm0.4″ |
| La Serenacity · Coquimbo, Chile | 17.6°C63.7°F | 1 mm0″ |
| Copiapócity · Atacama, Chile | 17.4°C63.3°F | 1 mm0″ |
| Rawsoncity · Chubut, Argentina | 17.3°C63.1°F | 23 mm0.9″ |
| Viña del Marcity · Valparaíso, Chile | 17.2°C63°F | 3 mm0.1″ |
| Talcacity · Maule, Chile | 17.2°C63°F | 9 mm0.4″ |
| Valparaísocity · Valparaíso, Chile | 16.8°C62.2°F | 3 mm0.1″ |
| Arequipacity · Arequipa, Peru | 15.8°C60.4°F | 15 mm0.6″ |
| Concepcióncity · Biobío, Chile | 15.2°C59.4°F | 25 mm1″ |
| Temucocity · Araucanía, Chile | 14.4°C57.9°F | 50 mm2″ |