Grumari 83.6
#1514 of 5753 surf spots in the world · 🇧🇷 Brazil · Rio de Janeiro · near Nova Iguaçu
Works almost every day, no off season.
Works all yearIntermediate
Surf score83.6 /100
Surfable days93% of the year
Clean days34% groundswell + friendly wind
Groundswell36% period 11 s+
Typical size1.0 m 3.4 ft median
Water23°C a rash vest or 2 mm
Best time to surf Grumari
The best time to surf Grumari is March, May, June. The season runs Mar to Mar. In May the water sits around 23°C, so pack a rash vest or 2 mm, and the typical wave is 1.3 m. The nearest airport is GIG (39 km) and the nearest town is Nova Iguaçu (34 km).
| Month | Surfable | Clean | Size | Water | Suit |
|---|---|---|---|---|---|
| Jan | 76% | 20% | 0.8 m | 24°C | vest |
| Feb | 84% | 23% | 0.9 m | 27°C | boardies |
| Mar | 95% | 41% | 1.0 m | 25°C | boardies |
| Apr | 100% | 27% | 1.1 m | 24°C | vest |
| May | 98% | 54% | 1.3 m | 23°C | vest |
| Jun | 93% | 51% | 1.3 m | 22°C | vest |
| Jul | 97% | 40% | 1.1 m | 22°C | 2mm |
| Aug | 98% | 36% | 1.1 m | 22°C | 2mm |
| Sep | 99% | 39% | 1.2 m | 20°C | 2mm |
| Oct | 98% | 26% | 1.1 m | 19°C | 2mm |
| Nov | 97% | 23% | 1.0 m | 22°C | 2mm |
| Dec | 83% | 20% | 0.9 m | 24°C | vest |
Why 83.6
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%
20.0
Groundswell 12%
7.1
Season spread 10%
10.0
Wave size 8%
2.3
Water comfort 10%
6.9
Access 10%
9.1
The detail
Faces 150° with 42% open water around it. Friendly morning wind 93% of days. Mean peak period 10.5 s. Days over 3 m: 0%. Mellow days (0.4 to 1.2 m): 66%. Months that work: 12 of 12. Coordinates -23.049, -43.527 (OpenStreetMap).
Spots nearby
Prainha🇧🇷 Brazil · score 83.7Barra de Guaratiba🇧🇷 Brazil · score 84.6Praia da Macumba🇧🇷 Brazil · score 83.7Macumba (Curvão)🇧🇷 Brazil · score 84.3
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