When to go · St Lucia
St Lucia in September
Great month. Inside St Lucia's best window: May–Oct.
Key facts
- Verdict
- Great
- Temperature
- 23°C (73°F)73°F (23°C) / 15°C (59°F)59°F (15°C)
- average high / low
- Rain days
- 7
- Crowds
- Medium
- South Africa overall
- Prices
- Medium
- South Africa overall
Verdict
Inside St Lucia's best window: May–Oct.
Is another month better than September?
No other month rates higher than September for St Lucia in this guide.
Weather in September
- St LuciaHighs around 23 °C (73 °F), lows around 15 °C (59 °F), rain on about 7 daysHighs around 73 °F (23 °C), lows around 59 °F (15 °C), rain on about 7 days
Crowds and prices
- Crowds · South Africa overall
- Medium
- Prices · South Africa overall
- Medium
South Africa overall: Cape spring and flowers, whales in Walker Bay, Kruger at its driest. Heritage Day 24 Sep.
Compare two months
Weather, crowds and prices for any two months in St Lucia, side by side.
Verdict
Sep: Great
May: Great
Daytime high
Sep: 23 °C (73 °F)73 °F (23 °C)
May: 24 °C (75 °F)75 °F (24 °C)
Night low
Sep: 15 °C (59 °F)59 °F (15 °C)
May: 16 °C (61 °F)61 °F (16 °C)
Rain days
Sep: 7
May: 6 (better)
Crowds
Sep: Medium
May: Low
Prices
Sep: Medium
May: Low
Festivals listed
Sep: 0
May: 0
September: Inside St Lucia's best window: May–Oct.
May: Inside St Lucia's best window: May–Oct.
St Lucia: figures are long-term averages from this guide, not a forecast.
What to pack
Nothing unusual for the weather this month.