Ilhabela in May
In May, Ilhabela averages 25°C (76°F) during the day and 19°C (67°F) at night, with frequent rain — about 18 days of the month see precipitation (100 mm total).
ShoulderConditions are comfortable for sightseeing without being sweltering. Expect daily rain or showers, often in heavy bursts.
May offers comfortable temperatures in Ilhabela, with some rain to plan around.
How May compares to the rest of the year in Ilhabela
May is in the middle of the year for warmth in Ilhabela (9th of 12) and moderately rainy compared to the rest of the year (8th of 12). Daytime temperature runs 2°C below the annual average (26°C). May runs 2°C cooler than April (27°C) and cools 1°C in June (24°C).
May sunrise & sunset in Ilhabela
Times shown for Ilhabela local time (America/Sao_Paulo), calculated for the 15th of May. They shift by a few minutes day to day across the month.
Photography light in Ilhabela — May
Golden-hour and blue-hour windows for the 15th of May, in Ilhabela's local time. Use these for soft warm light (golden) or cool architectural twilight (blue).
📅 When to book — Ilhabela in May
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 May's tier (Shoulder) and Ilhabela's popularity.
Crowds & pricing — May 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.
Why this tier: comfortable tourism weather
Sun & mosquito risk — May 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 May weather
🌍 See the full ranked list of climate twins for Ilhabela in May →
Frequently asked questions
How hot is Ilhabela in May?
In May, Ilhabela averages a high of 25°C (76°F) and a low of 19°C (67°F) — generally warm.
Does it rain a lot in Ilhabela in May?
May is quite rainy in Ilhabela, with about 18 rainy days on average.
Is May a good time to visit Ilhabela?
May 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 May?
Pack light layers for warm days and cooler evenings, plus a compact umbrella or rain jacket. See the full May packing list for Ilhabela for a complete, climate-based checklist.
Check the live 10-day forecast and sunrise/sunset.