The weather in Tamarindo in August is hot. The average temperatures are between 22°C and 30°C.
With more than 22 rainy days, Tamarindo is an incredibly wet during August. Be sure to pack your umbrella and bring along your rubber boots to stay dry. It’s going to be raining cats and dogs this month!
Our weather forecast can give you a great sense of what weather to expect in Tamarindo in August 2025.
If you’re planning to visit Tamarindo in the near future, we highly recommend that you review the 14 day weather forecast for Tamarindo before you arrive.
Temperatures
30° / 22°
Rainy Days
25
Snowy Days
0
Dry Days
6
Rainfall
554
mm
Sun Hours
10.9
Hrs