Using Surf-Forecast’s Historical Surf Data To Find The Most Consistent Waves On Earth
Using our statistical data for 7000 spots dating back to 2006, we can find those waves that break the most, with the best winds.
Surf Forecasts:
Jaconé surfForecast / Rio de Janeiro / Brazil
48hr Weather and Surf, issued 2 am Thursday 18 Dec 2025 -03Forecast update in hr min s Forecast update imminent
Jaconé surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Jaconé sea temperature is
27.0° C
(Which is 2.3°C warmer than normal for this time of year)How big are the waves at Jaconé today?
The current surf forecast for Jaconé at 7AM is: 1.3m 9s primary swell from a South-southwest direction and 0.9m 7s secondary swell from a Southeast direction (forecast issued at 02:00am December 18). The wind direction is predicted to be glassy and the swell rating is 2.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Dec) | 4.5ft (1.3m) | 9s |
| Afternoon (18 Dec) | 4.5ft (1.3m) | 9s |
| Evening (18 Dec) | 4.5ft (1.4m) | 10s |
Table - waves today at Jaconé. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Thursday 18 | Friday 19 | Saturday 20 | ||||||||||||||||||||||
| 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    | |||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 8 | 8 | 9 | 9 | 9 | 9 | 11 | 10 | 10 | 10 | 10 | 9 | 9 | 9 | 9 | 9 | 10 | 8 | 10 | 10 | 10 | 9 | 9 | 9 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 402 | 403 | 273 | 273 | 251 | 268 | 372 | 411 | 307 | 258 | 248 | 201 | 193 | 146 | 146 | 116 | 155 | 55 | 131 | 125 | 72 | 49 | 47 | 31 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | glass | glass | glass | glass | glass | glass | cross- off | cross- off | off | glass | cross- off | off | cross- off | cross- off | cross- off | off | off | glass | off | cross- off | cross | cross- off | cross- off | off |
High Tide / height (m) | 1:23PM 0.88 | 2:27AM 1.01 | 1:49PM 0.90 | 2:59AM 1.01 | 2:16PM 0.92 | |||||||||||||||||||
Low Tide / height (m) | 7:34AM 0.29 | 7:41PM 0.04 | 8:13AM 0.29 | 8:19PM 0.01 | 8:51AM 0.29 | 8:59PM -0.00 | ||||||||||||||||||
Thursday 18 | Friday 19 | Saturday 20 | ||||||||||||||||||||||
| Sunrise | - | - | 5:00 | - | - | - | - | - | - | - | 5:00 | - | - | - | - | - | - | - | 5:01 | - | - | - | - | - |
| Sunset | - | - | - | - | - | - | 6:32 | - | - | - | - | - | - | - | 6:32 | - | - | - | - | - | - | - | 6:34 | - |
 | |  | | |  | | | |  | | | | | | |  | |  |  | |  | | | |
Rain (mm) | 1 | 1 | - | - | - | 1 | 1 | 1 | 3 | - | - | - | - | - | - | - | - | - | - | - | - | 1 | 1 | - |
| Temp. °C | 21 | 20 | 21 | 21 | 22 | 22 | 21 | 20 | 20 | 20 | 20 | 20 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 23 | 24 | 25 | 24 | 23 |
| Feels °C (?) | 24 | 22 | 23 | 23 | 25 | 24 | 22 | 21 | 22 | 22 | 22 | 22 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 25 | 25 | 26 | 25 | 23 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Jaconé surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
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