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Bonete (Ilha Bela) surfForecast / São Paulo / Brazil
12 Day Weather and Surf, issued 2 pm Monday 22 Dec 2025 -03Forecast update in hr min s Forecast update imminent
Bonete (Ilha Bela) surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Bonete (Ilha Bela) sea temperature is
24.8° C
(Which is normal for this time of year)Best Forecast Surf Conditions for Bonete (Ilha Bela) this week:
The surf forecast for Bonete (Ilha Bela) over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Tuesday (Dec 23) at 3AM. The primary swell is predicted to be 2.0m and 8s period with a secondary swell of 1.8m and 8s. Another secondary swell of 0.3m and 11s is also forecast. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Bonete (Ilha Bela) in the next 12 days are 2.0m 8s and forecast to arrive on Tuesday (Dec 23) at 3AM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.5m 4s period and expected on Friday (Dec 26) at 3AM.
| Wave Type | Time (-03) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 3AM (Tue 23rd Dec) | 6.5ft (2.0m) 8s |
| Best Surf | 3AM (Tue 23rd Dec) | 6.5ft (2.0m) 8s |
| Most Powerful | 3AM (Tue 23rd Dec) | 6.5ft (2.0m) 8s |
Table - best surf conditions forecast for Bonete (Ilha Bela) over the next 12 days.
Updates in hr min s Forecast update imminent
Short Range Forecast Mostly dry. Warm (max 29°C on Wed morning, min 24°C on Mon night). Wind will be generally light. | Days 3-6 Weather Summary Mostly dry. Warm (max 28°C on Thu afternoon, min 24°C on Fri night). Wind will be generally light. | ||||||||||||||||||||||
Mon 22 | Tuesday 23 | Wednesday 24 | Thursday 25 | Friday 26 | Saturday 27 | Sunday 28 | |||||||||||||||||
| PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | |||
Rating (10 max) | |||||||||||||||||||||||
Swell Height Map |  |  |  |  |  |  |  |  | |||||||||||||||
| Wave Height (m) & direction (?) | |||||||||||||||||||||||
| Period(s) (?) | 7 | 7 | 7 | 7 | 7 | 8 | 8 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 12 | 13 | 12 | 11 | 11 | ||
Wave (?)Graph  | |||||||||||||||||||||||
 kJ (?) | 229 | 388 | 320 | 168 | 150 | 191 | 133 | 104 | 78 | 76 | 77 | 46 | 46 | 46 | 33 | 23 | 47 | 121 | 276 | 195 | 114 | ||
Wind (km/h) | |||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross- off | glass | cross | cross- off | cross | glass | cross | cross- off | cross | cross- off | cross- off | cross- on | glass | glass | cross- on | cross- off | cross | cross- on | cross- off | cross | ||
High Tide / height (m) | 3:28PM 1.03 | 4:26AM 1.05 | 4:05PM 1.04 | 5:04AM 1.01 | 4:45PM 1.02 | 5:47AM 0.97 | 5:29PM 0.99 | 6:36AM 0.91 | 6:21PM 0.93 | 7:35AM 0.84 | 7:28PM 0.87 | 8:58AM 0.79 | 9:11PM 0.83 | 11:00AM 0.77 | |||||||||
Low Tide / height (m) | 10:28PM 0.06 | 10:56AM 0.39 | 11:11PM 0.10 | 11:40AM 0.43 | 12:00AM 0.15 | 12:33PM 0.47 | 12:57AM 0.21 | 1:35PM 0.50 | 2:05AM 0.27 | 2:47PM 0.50 | 3:22AM 0.32 | 4:00PM 0.46 | 4:43AM 0.34 | ||||||||||
Mon 22 | Tuesday 23 | Wednesday 24 | Thursday 25 | Friday 26 | Saturday 27 | Sunday 28 | |||||||||||||||||
| Sunrise | - | - | 5:11 | - | - | 5:11 | - | - | 5:11 | - | - | 5:13 | - | - | 5:13 | - | - | 5:13 | - | - | 5:15 | ||
| Sunset | 6:47 | - | - | 6:47 | - | - | 6:49 | - | - | 6:49 | - | - | 6:50 | - | - | 6:50 | - | - | 6:50 | - | - | ||
 |  | | | | |  |  | | | | | | | | | | | |  | | |||
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 3 | - | ||
| Temp. °C | 26 | 26 | 27 | 28 | 27 | 29 | 28 | 28 | 27 | 28 | 28 | 27 | 27 | 25 | 26 | 26 | 25 | 27 | 27 | 26 | 26 | ||
| Feels °C (?) | 25 | 28 | 30 | 29 | 28 | 30 | 32 | 29 | 29 | 30 | 30 | 29 | 31 | 29 | 29 | 29 | 28 | 31 | 31 | 29 | 29 | ||
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Information about the Bonete (Ilha Bela) Surf forecast
The above surf forecast table for Bonete (Ilha Bela) provides essential information for determining whether the surfing conditions will be good over the next 12 days. A general guide to surfing at Bonete (Ilha Bela) can be found by selecting the local surf guide option on the grey menu. Our Bonete (Ilha Bela) surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Bonete (Ilha Bela)) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).
Further information to help with frequently asked questions about our surf forecast for Bonete (Ilha Bela) may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.
Bonete (Ilha Bela) is 16 km (10 miles) from the city of Ilhabela. If you plan a holiday in São Paulo, look for hotels and other accommodation in Ilhabela. Ilhabela has rooms for a wide range of budgets as well as car hire and transport links.
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