Ballena Weather in September

Ballena in September sees high temperatures, with highs around 27°C (81°F) and overnight lows of 22°C (72°F). With the rainy season in full effect, expect around 817 mm (32 in) of rainfall and regular showers throughout the month.

Rainfall in Ballena in September

Ballena is in the rainy season in September, with rain on around 22 days and an average of 817 mm (32 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 Ballena in September

Ballena in September gets highs of 27°C (81°F) during the day and drops to 22°C (72°F) at night. The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. Nights remain mild at 22°C (72°F), making evenings a pleasant time to be outdoors.

Sunshine in Ballena in September

The area experiences a moderate amount of sunshine, with approximately 153 hours of sunlight expected. Even though this month is part of the rainy season, you could still see the sun every now and then.

September in Ballena 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 Ballena's climate page.

Ballena Temperature in September

Min Temperature 22°C (72°F)  

Max Temperature 27°C (81°F)  

Chance of Rain 73%  

Precipitation 817 mm (32 in)  

Rainy days 22 days  

Humidity 83% *  

Sunshine 153 hours *  

Percentage Sunshine *  

* Data from: Quepos, Costa Rica (62 KM, 38 Miles).

What to Wear in Ballena in September

Warm weather calls for comfortable, breathable clothing in September. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). Also bring a poncho, it will rain a lot! Waterproof everything you can. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.

What To Do in Ballena 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 Ballena's climate page.

More climate data for Ballena

Temperature Rainfall Sunshine Humidity

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