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Rivermouth at Avellanas 92.2
#475 of 5753 surf spots in the world · 🇨🇷 Costa Rica · Guanacaste · near Liberia
Works almost every day, clean mornings are the norm, no off season.
Works all yearWarm waterRemoteIntermediate
Surf score92.2 /100
Surfable days100% of the year
Clean days86% groundswell + friendly wind
Groundswell86% period 11 s+
Typical size1.3 m 4.1 ft median
Water28°C boardshorts
Best time to surf Rivermouth at Avellanas
The best time to surf Rivermouth at Avellanas is April, May, June. The season runs all year. In April the water sits around 30°C, so pack boardshorts, and the typical wave is 1.2 m. The nearest airport is SYQ (189 km) and the nearest town is Liberia (63 km).
| Month | Surfable | Clean | Size | Water | Suit |
|---|---|---|---|---|---|
| Jan | 100% | 61% | 1.1 m | 28°C | boardies |
| Feb | 100% | 83% | 1.1 m | 27°C | boardies |
| Mar | 100% | 92% | 1.2 m | 29°C | boardies |
| Apr | 100% | 99% | 1.2 m | 30°C | boardies |
| May | 100% | 99% | 1.3 m | 30°C | boardies |
| Jun | 100% | 97% | 1.4 m | 29°C | boardies |
| Jul | 100% | 89% | 1.3 m | 29°C | boardies |
| Aug | 100% | 87% | 1.3 m | 29°C | boardies |
| Sep | 100% | 89% | 1.4 m | 28°C | boardies |
| Oct | 100% | 86% | 1.4 m | 28°C | boardies |
| Nov | 100% | 86% | 1.2 m | 28°C | boardies |
| Dec | 100% | 66% | 1.1 m | 28°C | boardies |
Why 92.2
Seven parts, each normalised 0 to 1 and weighted; the sum is scaled so the best spot in the world is 100.
Consistency 26%
26.0
Clean days 24%
24.0
Groundswell 12%
12.0
Season spread 10%
10.0
Wave size 8%
3.2
Water comfort 10%
10.0
Access 10%
4.6
The detail
Faces 255° with 44% open water around it. Friendly morning wind 100% of days. Mean peak period 13.4 s. Days over 3 m: 0%. Mellow days (0.4 to 1.2 m): 40%. Months that work: 12 of 12. Coordinates 10.236, -85.841 (OpenStreetMap).
Spots nearby
Playa Avellana🇨🇷 Costa Rica · score 92.1Playa Negra🇨🇷 Costa Rica · score 92.3Playa Langosta🇨🇷 Costa Rica · score 92.2Suizo🇨🇷 Costa Rica · score 92.2
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