Saint Lucia · WinterMonth summary
Saint Lucia weather in December
✅ Good
🌡️ Temperature min / max
72°F – 81°F
🌧 Rainy days
55% of days
☀️ Sunshine
10.9h per day on average
🌊 🌊 Season
Winter
⭐ ⭐ Weather score
7.8/10
📅 📅 Best month
March (8.2/10)
Quick decision
Should you visit Saint Lucia in December?
✅ Good
✅ Yes if: you're willing to accept showers in exchange for lower prices and fewer tourists.
❌ No if: you're planning 100% outdoor activities — rain is frequent.
Our take: Saint Lucia in December: 81°F and 10.9h of sunshine. Decent, but not the peak.
By trip type
Saint Lucia in December by trip type
- 🏙️ 🏙️ City break / culture : ✅ Good
- 🚶 🚶 Outdoor activities : ✅ Good
- 🏖️ Beach / swimming : ✅ Good
- 💰 💰 Budget : 🌿 Shoulder
Local context
What to expect in December
Even in winter, Saint Lucia enjoys 27°F. A real asset for escaping the European cold. With 55% of rainy days, always have indoor alternatives planned. A good balance between weather and crowds, even if March (8.2/10) remains theoretically better.
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All months for Saint Lucia
Annual table
Month-by-month comparison
| Month | Min °F | Max °F | Rain % | Precip in | Sun h/d | Score |
|---|---|---|---|---|---|---|
| 🌤️ January | 72°F | 81°F | 53% | 0.1in | 10.9h | 7.8/10 |
| 🌤️ February | 70°F | 81°F | 45% | 0.1in | 11.1h | 8.0/10 |
| 🌤️ March | 72°F | 82°F | 46% | 0.1in | 11.7h | 8.2/10 |
| 🌤️ April | 72°F | 84°F | 41% | 0.1in | 12.0h | 8.2/10 |
| 🌤️ May | 73°F | 84°F | 46% | 0.1in | 12.0h | 8.0/10 |
| ⛅ June | 75°F | 84°F | 61% | 0.1in | 12.0h | 7.6/10 |
| ⛅ July | 73°F | 84°F | 73% | 0.1in | 12.0h | 7.3/10 |
| ⛅ August | 75°F | 84°F | 68% | 0.1in | 12.0h | 7.4/10 |
| ⛅ September | 75°F | 86°F | 69% | 0.1in | 12.0h | 7.3/10 |
| ⛅ October | 73°F | 84°F | 65% | 0.1in | 11.4h | 7.4/10 |
| ⛅ November | 73°F | 82°F | 62% | 0.1in | 11.0h | 7.6/10 |
| 🌤️ December | 72°F | 81°F | 55% | 0.1in | 10.9h | 7.8/10 |
Ideal
Fair
Challenging climate
◀ Current month · Source Open-Meteo · 10 years
📊 Data source
Data based on 10 years of ERA5 records via Open-Meteo, with ECMWF seasonal adjustment. In December, Saint Lucia averages 81°F, 55% rainy days and 10.9h of sunshine per day. Overall weather score: 7.8/10.
See methodology →
Comparison
December vs March (best month)
The best month is March (score 8.2/10). Difference:
- 🌡️ Max temperature : +1°F
- 🌧 Rainy days : -9%
- ☀️ Sunshine : +0.8h/day
FAQ
FAQ — Saint Lucia in December
Is December a good time to visit Saint Lucia?
December is an excellent time to visit Saint Lucia (score 7.8/10). With 81°F, 10.9h of sunshine and 55% rain, conditions are very favourable.
Does it rain a lot in Saint Lucia in December?
Yes, 55% of days see rain in December. Plan some indoor activities as backup.
Accommodation
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Activities & tours
Activities and tours in Saint Lucia
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