Rivas Weather in September

Thinking of visiting Rivas in September? Expect high temperatures reaching 24°C (75°F) during the day, dropping to 16°C (61°F) at night. Heavy showers are common during the rainy season.

Rainfall in Rivas in September

Rivas is in the rainy season in September, with rain on around 24 days and an average of 590 mm (23 in). Showers during the rainy season tend to be heavy and can come down intensely. An umbrella is often not enough, so a poncho or waterproof jacket is a better choice.

Temperature in Rivas in September

Daytime temperatures in Rivas reach 24°C (75°F) in September, dropping to 16°C (61°F) at night. Overall, the month follows a fairly predictable daily temperature pattern. Nights cool down to 16°C (61°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions.

Sunshine in Rivas in September

The area enjoys a balanced 153 hours of sunlight, ensuring it's neither too rainy nor too sunny.

September in Rivas has its charm, but if you're looking for destinations with pleasant temperatures and sunny skies, our weather planner can help you explore other options in the world.

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Costa Rica, check out our Rivas's climate page.

Rivas Temperature in September

Min Temperature 16°C (61°F)  

Max Temperature 24°C (75°F)  

Chance of Rain 78%  

Precipitation 590 mm (23 in)  

Rainy days 24 days  

Humidity 83% *  

Sunshine 153 hours *  

Percentage Sunshine *  

* Data from: Quepos, Costa Rica (55 KM, 34 Miles).

What to Wear in Rivas in September

Pleasant temperatures in September mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Heavy rain is guaranteed, please bring a good poncho and waterproof everything! It won't hurt to bring your sunglasses along, as you'll see some sunny periods.

What To Do in Rivas in September

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Costa Rica, check out our Rivas's climate page.

More climate data for Rivas

Temperature Rainfall Sunshine Humidity

See the full Rivas climate overview or explore weather in Costa Rica.