Best Time to Dive in Costa Rica
Central America - View all dive sites
Monthly diving conditions in Costa Rica
Best time: good diving all year
J29°
F29°
M30°
A30°
M30°
J30°
J30°
A30°
S30°
O29°
N28°
D29°
ExcellentGreatGoodFairPoor★Best monthsThis month
| Month | Temp (°C) | Current | Rating |
|---|---|---|---|
| January | 29°C | Gentle | Excellent |
| February | 29°C | Gentle | Great |
| March | 30°C | Gentle | Great |
| April | 30°C | Gentle | Great |
| May | 30°C | Gentle | Great |
| June | 30°C | Gentle | Great |
| July | 30°C | Gentle | Great |
| August | 30°C | Gentle | Great |
| September | 30°C | Gentle | Great |
| October | 29°C | Gentle | Great |
| November | 28°C | Gentle | Excellent |
| December | 29°C | Gentle | Great |
Shoulder season
January, February, March offer good diving conditions with fewer crowds and often lower prices.