Santa Bárbaraa Weather in September

September in Santa Bárbaraa brings high temperatures, with highs of 25°C (77°F) and nights dropping to 17°C (63°F). The rainy season is in full swing this month, so frequent downpours are part of the picture.

Rainfall in Santa Bárbaraa in September

Santa Bárbaraa is in the rainy season in September, with rain on around 24 days and an average of 415 mm (16 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 Santa Bárbaraa in September

Santa Bárbaraa in September gets highs of 25°C (77°F) during the day and drops to 17°C (63°F) at night. Overall, the month follows a fairly predictable daily temperature pattern. At 17°C (63°F) overnight, it can feel quite a bit cooler after dark. Worth packing something warmer for evenings, but the cooler temperatures are ideal for sleeping.

Sunshine in Santa Bárbaraa in September

With about 149 hours of sunshine, the area enjoys a nice balance of sun and rainy moments, creating a pleasant environment.

If you're looking for dry conditions and comfortable temperatures, September may not be the ideal month to visit Santa Bárbaraa. Our weather planner can help you explore destinations with more pleasant weather conditions.

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

Santa Bárbaraa Temperature in September

Min Temperature 17°C (63°F)  

Max Temperature 25°C (77°F)  

Chance of Rain 81%  

Precipitation 415 mm (16 in)  

Rainy days 24 days  

Humidity 85% *  

Sunshine 149 hours *  

Percentage Sunshine *  

* Data from: San José, Costa Rica (13 KM, 8 Miles).

What to Wear in Santa Bárbaraa 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. Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in Santa Bárbaraa in September

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

Swimming

7/10

Cycling

7/10

Walking

7/10

Camping

6/10

Outdoor sports

7/10

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 Santa Bárbaraa's climate page.

More climate data for Santa Bárbaraa

Temperature Rainfall Sunshine Humidity

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