Daytime highs, nighttime lows and the warmest cities in Guanacaste, Costa Rica this August.
Guanacaste, Costa Rica, a region in Costa Rica, experiences maximum daytime temperatures in August ranging from 29°C (84°F) in Puerto Coyote to 32°C (90°F) in Nicoya. Nighttime temperatures generally drop to 23°C (73°F) in Nicoya and 25°C (77°F) in Puerto Coyote.
To get a sense of August's typical temperatures in the key spots of Guanacaste, explore the map below. Click on a point for an in-depth look.
Check the conditions for any month of the year.
Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Guanacaste.
Marker color shows the average daytime high temperature in August: blue is cold, red is hot.
Pick a city to see its August weather averages.
Drill down to August weather for any region in Costa Rica.
Average daytime highs in Guanacaste, Costa Rica during August reach about 31°C (88°F) in Tamarindo.
Tamarindo sees nighttime lows close to 25°C (77°F) in August.
From a thorough analysis of our records, Nicoya clearly dominates in terms of high temperatures. The city witnesses daytime temperatures hovering around 32°C (90°F), and evenings that remain near 23°C (73°F).
For the month of August, Puerto Coyote is the most temperate city in Guanacaste, Costa Rica based on our records. Highs average 29°C (84°F) and nighttime temperatures dip to around 25°C (77°F).
Tamarindo usually sees around 183 hours of sunlight, indicating a moderately sunny period.
We have much more information about the climate in Guanacaste.
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