Current weather in Guanacaste, Costa Rica
The climate in Flamingo, Costa Rica is as close to ideal as Nature provides, with year-round temperatures between 76 & 86 Fahrenheit. Costa Rica has two seasons: the rainy and the dry which correspond with the low and high tourist seasons, respectively.
Although Costa Rica does have a rainy or "green" season, the degree of rain varies within Costa Rica and will vary year-to-year. Overall, Flamingo Beach stays relatively dry when compared to the rest of Costa Rica. You can find great deals in the pre-Peak season (Nov & early-Dec) when the weather is improving but High Season has not officially started.
The rainfall map below shows average annual rainfall. Hover your mouse over the map and it will show average inches of rainfall per month in the lower-center of the diagram.