Surf Forecasts:
Rio Claro surf forecast from 1 Oct 2026:
- Best quality surf: Wednesday 7 Oct, 3AM (local time) - 2.5ft (0.8m), 13s period, SSW swell with cross-offshore winds.
- Most powerful swell: Wednesday 7 Oct, 9PM (local time) - 2.5ft (0.8m), 18s period, SW swell with 366 kJ wave energy.
- Next surfable swell (1★+): Thursday 1 Oct, 9PM (local time) - 2ft (0.6m), 11s period with WNW swell.
Best Forecast Surf Conditions for Rio Claro this week:
The surf forecast for Rio Claro over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Thursday (Oct 01) at 9PM. The primary swell is predicted to be 0.6m and 11s period with a secondary swell of 1.0m and 6s. The wind is predicted to be glassy as the swell arrives.
The most powerful waves expected at Rio Claro in the next 16 days are 0.8m 18s and forecast to arrive on Wednesday (Oct 07) at 9PM. Winds are predicted to be glassy at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.3m 2s period and expected on Saturday (Oct 03) at 6PM.
| Wave Type | Time (CST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 9PM (Thu 1st Oct) | 2ft (0.6m) 11s |
| Best Surf | 3AM (Wed 7th Oct) | 2.5ft (0.8m) 13s |
| Most Powerful | 9PM (Wed 7th Oct) | 2.5ft (0.8m) 18s |
Table - best surf conditions forecast for Rio Claro over the next 16 days.
Short Range ForecastHeavy rain (total 122mm), heaviest during Sat morning. Warm (max 29°C on Thu morning, min 24°C on Sat morning). Wind will be generally light. | Days 4-6 Weather SummaryModerate rain (total 12mm), heaviest on Mon afternoon. Warm (max 28°C on Mon morning, min 25°C on Sun morning). Wind will be generally light. | ||||||||||||||||||||
Thursday 1 | Friday 2 | Saturday 3 | Sunday 4 | Monday 5 | Tuesday 6 | Wednesday 7 | |||||||||||||||
AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | SW 15 | WNW 11 | W 11 | SSW 7 | SSW 7 | SSW 7 | SW 7 | SW 8 | WNW 8 | SW 15 | W 8 | SW 14 | SW 13 | SW 13 | WNW 11 | SSW 13 | SSW 13 | SW 12 | SW 18 | SW 18 | SW 17 |
Wave Graph  | |||||||||||||||||||||
 kJ | 136 | 93 | 97 | 268 | 286 | 163 | 268 | 244 | 94 | 147 | 111 | 211 | 113 | 113 | 126 | 219 | 206 | 157 | 258 | 255 | 290 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | glassy | on | cross-on | cross-on | cross-on | cross-off | cross-on | cross-off | cross-on | glassy | glassy | cross | off | off | cross-off | cross-off | glassy | glassy | glassy |
High Tide | 5:53PM2.70m | 6:10AM2.85m | 6:45PM2.56m | 7:05AM2.68m | 7:48PM2.44m | 8:11AM2.52m | 9:02PM2.37m | 9:29AM2.42m | 10:22PM2.41m | 10:49AM2.43m | 11:33PM2.54m | 11:59AM2.52m | 00:32AM2.71m | ||||||||
Low Tide | 11:42AM0.20m | 11:55PM0.42m | 12:32PM0.33m | 00:49AM0.58m | 1:31PM0.49m | 1:55AM0.73m | 2:40PM0.61m | 3:13AM0.82m | 3:57PM0.66m | 4:36AM0.79m | 5:10PM0.62m | 5:48AM0.67m | 6:12PM0.52m | ||||||||
 | |  |  | |  | |  |  |  | | | | | |  | | |  | | | |
 | 5:22 | — | — | 5:22 | — | — | 5:22 | — | — | 5:22 | — | — | 5:22 | — | — | 5:22 | — | — | 5:22 | — | — |
 | — | 5:24 | — | — | 5:23 | — | — | 5:23 | — | — | 5:22 | — | — | 5:22 | — | — | 5:22 | — | — | 5:22 | — |
mm | 2 | 8 | 10 | 6 | 12 | 43 | 40 | 1 | — | — | — | 2 | 2 | 5 | 3 | — | — | — | 1 | 1 | 1 |
Temp °C | 29 | 27 | 25 | 27 | 26 | 25 | 24 | 26 | 26 | 26 | 26 | 26 | 28 | 27 | 26 | 28 | 27 | 26 | 28 | 27 | 26 |
Feels °C | 34 | 29 | 30 | 31 | 29 | 29 | 27 | 30 | 30 | 30 | 30 | 30 | 33 | 30 | 30 | 32 | 30 | 30 | 33 | 32 | 31 |
Swell 1 Height (m) Direction Period (s) | WNW 11 | WNW 11 | SSW 6 | SSW 8 | W 10 | SSW 7 | SSW 7 | SW 8 | WNW 8 | W 8 | W 8 | W 8 | W 8 | W 8 | WNW 11 | SSW 13 | SSW 13 | SW 12 | SSW 13 | WNW 10 | SSW 12 |
| kJ | 93 | 93 | 78 | 204 | 73 | 163 | 125 | 244 | 94 | 120 | 111 | 63 | 58 | 43 | 126 | 219 | 206 | 157 | 219 | 123 | 169 |
Swell 2 Height (m) Direction Period (s) | SW 15 | SSW 15 | W 11 | WNW 11 | SW 14 | W 10 | WSW 8 | WNW 8 | SSW 7 | S 9 | S 9 | SW 14 | S 8 | SW 13 | SSW 14 | WNW 11 | WNW 11 | WNW 11 | WNW 10 | SSW 13 | W 9 |
| kJ | 136 | 85 | 85 | 90 | 66 | 49 | 110 | 75 | 51 | 74 | 56 | 211 | 34 | 113 | 111 | 133 | 119 | 88 | 128 | 215 | 78 |
Swell 3 Height (m) Direction Period (s) | SSW 7 | SW 15 | SSW 16 | SW 18 | SSW 11 | SW 17 | WNW 9 | SW 16 | WSW 7 | SW 15 | SW 15 | S 9 | SW 13 | WNW 11 | SW 13 | SSW 8 | SSW 8 | SW 19 | SW 18 | SW 18 | SW 17 |
| kJ | 15 | 76 | 97 | 152 | 25 | 104 | 66 | 90 | 48 | 147 | 75 | 53 | 113 | 69 | 84 | 22 | 20 | 133 | 258 | 255 | 290 |
Wind waves Height (m) Direction Period (s) | — | SSW 6 | — | SSW 7 | SSW 7 | — | SW 7 | — | N 3 | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | 31 | — | 268 | 286 | — | 268 | — | 2 | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 80 | 186 | 0 | 53 | 50 | 35 | 35 | 0 | 50 | 0 | 50 | 0 | 0 | 35 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Golfo Dulce | |||||||||||||||||||||
Best forecast wave conditions in Costa Rica | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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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 Rio Claro 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.
Information about the Rio Claro Surf forecast
The above surf forecast table for Rio Claro provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Rio Claro can be found by selecting the local surf guide option on the grey menu. Our Rio Claro 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 (Rio Claro) 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 Rio Claro 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.
Are you planning a holiday in Golfo Dulce? If you are looking for accommodation near Rio Claro, camping, hotels and holiday cottages in Golfo Dulce, consider staying in Golfito which is 51 km (32 miles) away. Alternatively, find information about places to stay and car hire in Puerto Armuelles which is 82 km (51 miles) away
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