SeasonMapArgentina in September
September is one of Argentina's best months (rank 2 of 12): its 17 destinations average 81/100, led by Cafayate at 93 — 22°C and 1 rainy day — while Ushuaia is cooler at 1°C and scores 74.
#2 of 12 months for Argentina · 17 destinations · updated September 2026 · climate normals from ERA5 reanalysis
Where in Argentina in September
| # | Place | Type | Feels-like high | Rain | Comfort | At its best |
|---|---|---|---|---|---|---|
| 1 | Cafayate | City | 22°C | 6 mm · 1 day | 93 tier S | — |
| 2 | Córdoba | City | 22°C | 19 mm · 4 days | 93 tier S | Yes |
| 3 | Rosario | City | 22°C | 29 mm · 4 days | 91 tier S | Yes |
| 4 | Salta | City | 21°C | 50 mm · 7 days | 91 tier S | Yes |
| 5 | Tilcara | Trekking hub | 22°C | 51 mm · 10 days | 91 tier S | — |
| 6 | Mendoza | City | 17°C | 13 mm · 3 days | 89 tier A | — |
| 7 | San Salvador de Jujuy | City | 20°C | 75 mm · 12 days | 88 tier A | Yes |
| 8 | Buenos Aires | City | 16°C | 52 mm · 6 days | 84 tier A | — |
| 9 | Las Leñas | Ski resort | 2°C | 68 mm · 8 days | 81 tier A | — |
| 10 | El Calafate | Trekking hub | 3°C | 50 mm · 10 days | 78 tier B | — |
| 11 | Puerto Iguazú | National park | 30°C | 95 mm · 9 days | 75 tier B | — |
| 12 | Puerto Madryn | Beach | 18°C | 24 mm · 5 days | 74 tier B | — |
| 13 | San Carlos de Bariloche | Ski resort | 4°C | 73 mm · 10 days | 74 tier B | — |
| 14 | Ushuaia | Ski resort | 1°C | 46 mm · 13 days | 74 tier B | Yes |
| 15 | Mar del Plata | Beach | 15°C | 43 mm · 7 days | 71 tier B | — |
| 16 | San Martín de los Andes | Ski resort | 10°C | 87 mm · 10 days | 67 tier C | — |
| 17 | El Chaltén | Trekking hub | 4°C | 199 mm · 18 days | 65 tier C | — |
Comfort is SeasonMap's 0–100 score; each place is judged through the lens that suits it — beaches on beach weather, ski resorts on snow. "At its best" means September is one of that place's own top three months. Feels-like highs fold in humidity, wind and sun.
What's on in Argentina in September
- Students' Day · Buenos Aires · 21 Sep
- Fiesta Nacional de la Cerveza · Córdoba · 28 Sep – 20 Oct (usually)
- Fiesta del Milagro · Salta · 6–16 Sep
- Fiesta Nacional de los Estudiantes · San Salvador de Jujuy · 12–26 Sep
- Southern right whales · Puerto Madryn · 1 Jun – 15 Dec (usually)
- Penguins at Punta Tombo · Puerto Madryn · 1 Sep – 31 Mar