When to go · Treinta y Tres
Treinta y Tres in September
Good month. Outside the best window (Oct–Apr). Across Uruguay: Early spring; whales off the Rocha coast from about August to November.
Key facts
- Verdict
- Good
- Temperature
- 20°C (68°F)68°F (20°C) / 9°C (48°F)48°F (9°C)
- average high / low
- Rain days
- 8
- Crowds
- Low
- Uruguay overall
- Prices
- Low
- Uruguay overall
Verdict
Outside the best window (Oct–Apr). Across Uruguay: Early spring; whales off the Rocha coast from about August to November.
Is another month better than September?
September is rated good. These months rate higher:
Weather in September
- Treinta y TresHighs around 20 °C (68 °F), lows around 9 °C (48 °F), rain on about 8 daysHighs around 68 °F (20 °C), lows around 48 °F (9 °C), rain on about 8 days
Crowds and prices
- Crowds · Uruguay overall
- Low
- Prices · Uruguay overall
- Low
Uruguay overall: Early spring; whales off the Rocha coast from about August to November.
Compare two months
Weather, crowds and prices for any two months in Treinta y Tres, side by side.
Verdict
Sep: Good
Jan: Great (better)
Daytime high
Sep: 20 °C (68 °F)68 °F (20 °C)
Jan: 31 °C (88 °F)88 °F (31 °C)
Night low
Sep: 9 °C (48 °F)48 °F (9 °C)
Jan: 18 °C (64 °F)64 °F (18 °C)
Rain days
Sep: 8
Jan: 8
Crowds
Sep: Low
Jan: High
Prices
Sep: Low
Jan: High
Festivals listed
Sep: 0
Jan: 0
September: Outside the best window (Oct–Apr). Across Uruguay: Early spring; whales off the Rocha coast from about August to November.
January: Inside Treinta y Tres's best window: Oct–Apr.
Treinta y Tres: figures are long-term averages from this guide, not a forecast.
What to pack
- A warm layer for the evenings