Saint-Denis (Réunion) in December
In December, Saint-Denis (Réunion) averages 28°C (83°F) during the day and 24°C (75°F) at night, with frequent rain — about 25 days of the month see precipitation (154 mm total).
ShoulderConditions are warm and beach-friendly. Expect daily rain or showers, often in heavy bursts.
December offers comfortable temperatures in Saint-Denis (Réunion), with some rain to plan around.
How December compares to the rest of the year in Saint-Denis (Réunion)
December is in the middle of the year for warmth in Saint-Denis (Réunion) (4th of 12) and moderately rainy compared to the rest of the year (5th of 12). Daytime temperature runs 2°C above the annual average (26°C). December runs 1°C warmer than November (27°C) and stays flat into January.
December sunrise & sunset in Saint-Denis (Réunion)
Times shown for Saint-Denis (Réunion) local time (Indian/Reunion), calculated for the 15th of December. They shift by a few minutes day to day across the month.
Photography light in Saint-Denis (Réunion) — December
Golden-hour and blue-hour windows for the 15th of December, in Saint-Denis (Réunion)'s local time. Use these for soft warm light (golden) or cool architectural twilight (blue).
📅 When to book — Saint-Denis (Réunion) in December
Travel writers usually only tell you when to go. Here's when to book flights and lodging for the best mix of price and availability, based on December's tier (Shoulder) and Saint-Denis (Réunion)'s popularity.
Crowds & pricing — December in Saint-Denis (Réunion)
Saint-Denis (Réunion) is in a shoulder season month — fewer crowds, slightly lower prices, and a calmer atmosphere than peak weeks. Most major sights stay open with normal hours, though a handful of seasonal restaurants or boat trips may run reduced schedules. Many regulars consider these months the best time to visit because you trade a small amount of weather reliability for a much more pleasant on-the-ground experience.
Sun & mosquito risk — December in Saint-Denis (Réunion)
UV is a clear-sky sea-level estimate — clouds, altitude, and reflective surfaces (snow, water) shift it ±30%. Mosquito risk is climate-derived only; for current disease advisories (dengue, malaria, zika) check the CDC or WHO travel pages before your trip.
Sea temperature in Saint-Denis (Réunion) — December
Across the year Saint-Denis (Réunion)'s sea swings from 24.5°C (August) to 28.3°C (February) — December sits at 27.7°C.
Saint-Denis (Réunion) in other months
| Month | Avg high | Avg low | Rainfall | Rain days | Snow days |
|---|---|---|---|---|---|
| January | 28°C / 83°F | 25°C / 77°F | 390 mm | 28 | — |
| February | 28°C / 83°F | 25°C / 77°F | 296 mm | 26 | — |
| March | 28°C / 83°F | 25°C / 77°F | 310 mm | 28 | — |
| April | 28°C / 82°F | 24°C / 75°F | 128 mm | 25 | — |
| May | 26°C / 78°F | 22°C / 71°F | 48 mm | 23 | — |
| June | 24°C / 76°F | 20°C / 68°F | 53 mm | 20 | — |
| July | 24°C / 75°F | 19°C / 66°F | 38 mm | 19 | — |
| August | 24°C / 75°F | 19°C / 67°F | 39 mm | 20 | — |
| September | 25°C / 77°F | 20°C / 68°F | 39 mm | 18 | — |
| October | 26°C / 79°F | 21°C / 70°F | 68 mm | 21 | — |
| November | 27°C / 80°F | 23°C / 73°F | 91 mm | 24 | — |
| December | 28°C / 83°F | 24°C / 75°F | 154 mm | 25 | — |
Other cities with similar December weather
🌍 See the full ranked list of climate twins for Saint-Denis (Réunion) in December →
Frequently asked questions
How hot is Saint-Denis (Réunion) in December?
In December, Saint-Denis (Réunion) averages a high of 28°C (83°F) and a low of 24°C (75°F) — generally warm.
Does it rain a lot in Saint-Denis (Réunion) in December?
December is quite rainy in Saint-Denis (Réunion), with about 25 rainy days on average.
Is December a good time to visit Saint-Denis (Réunion)?
December is warm but on the rainy side. It suits travelers who are comfortable with warm weather; check the month-by-month ranking to compare it against the rest of the year.
What should I pack for Saint-Denis (Réunion) in December?
Pack lightweight, breathable clothing, sunglasses and sunscreen, plus a compact umbrella or rain jacket. See the full December packing list for Saint-Denis (Réunion) for a complete, climate-based checklist.
Check the live 10-day forecast and sunrise/sunset.