Ilhabela in December
In December, Ilhabela averages 28°C (83°F) during the day and 23°C (73°F) at night, with frequent rain — about 23 days of the month see precipitation (173 mm total).
ShoulderConditions are warm and beach-friendly. Expect daily rain or showers, often in heavy bursts.
December offers comfortable temperatures in Ilhabela, with some rain to plan around.
How December compares to the rest of the year in Ilhabela
December is in the middle of the year for warmth in Ilhabela (4th of 12) and moderately rainy compared to the rest of the year (6th of 12). Daytime temperature runs 2°C above the annual average (26°C). December runs 2°C warmer than November (26°C) and warms a further 1°C into January (29°C).
December sunrise & sunset in Ilhabela
Times shown for Ilhabela local time (America/Sao_Paulo), calculated for the 15th of December. They shift by a few minutes day to day across the month.
Photography light in Ilhabela — December
Golden-hour and blue-hour windows for the 15th of December, in Ilhabela's local time. Use these for soft warm light (golden) or cool architectural twilight (blue).
📅 When to book — Ilhabela 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 Ilhabela's popularity.
Crowds & pricing — December in Ilhabela
Ilhabela 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 Ilhabela
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.
Ilhabela in other months
| Month | Avg high | Avg low | Rainfall | Rain days | Snow days |
|---|---|---|---|---|---|
| January | 29°C / 85°F | 24°C / 75°F | 206 mm | 26 | — |
| February | 29°C / 85°F | 24°C / 75°F | 214 mm | 24 | — |
| March | 29°C / 83°F | 23°C / 74°F | 207 mm | 25 | — |
| April | 27°C / 80°F | 21°C / 70°F | 112 mm | 20 | — |
| May | 25°C / 76°F | 19°C / 67°F | 100 mm | 18 | — |
| June | 24°C / 75°F | 18°C / 65°F | 73 mm | 14 | — |
| July | 24°C / 75°F | 17°C / 63°F | 62 mm | 12 | — |
| August | 24°C / 75°F | 18°C / 64°F | 84 mm | 16 | — |
| September | 25°C / 77°F | 19°C / 67°F | 105 mm | 18 | — |
| October | 26°C / 78°F | 20°C / 69°F | 135 mm | 23 | — |
| November | 26°C / 79°F | 21°C / 69°F | 171 mm | 25 | — |
| December | 28°C / 83°F | 23°C / 73°F | 173 mm | 23 | — |
Other cities with similar December weather
🌍 See the full ranked list of climate twins for Ilhabela in December →
Frequently asked questions
How hot is Ilhabela in December?
In December, Ilhabela averages a high of 28°C (83°F) and a low of 23°C (73°F) — generally warm.
Does it rain a lot in Ilhabela in December?
December is quite rainy in Ilhabela, with about 23 rainy days on average.
Is December a good time to visit Ilhabela?
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 Ilhabela in December?
Pack lightweight, breathable clothing, sunglasses and sunscreen, plus a compact umbrella or rain jacket. See the full December packing list for Ilhabela for a complete, climate-based checklist.
Check the live 10-day forecast and sunrise/sunset.