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La Marina Weather in September

In La Marina, September brings high daytime temperatures around 28°C (82°F), with nights cooling to 20°C (68°F). This month falls within the rainy season, so expect frequent rainfall.

Rainfall in La Marina in September

As part of the rainy season, La Marina sees around 23 days of rain in September, with an average of 314 mm (12 in). Rain during the rainy season is significant rather than just light drizzle. Expect proper showers on most rainy days.

Temperature in La Marina in September

Temperatures in La Marina in September top out at 28°C (82°F) and drop to 20°C (68°F) overnight. This gives the month a fairly typical daily rhythm, with warmer afternoons and more comfortable nights. With lows of 20°C (68°F), nights are cool. If you're out after dark, an extra layer will keep you comfortable. The cooler air at night is also great for getting a good rest.

Sunshine in La Marina in September

The month experiences a moderate amount of sunlight, with 149 hours of sunshine. This provides a nice balance between sunshine and rain.

If you prefer dry days with pleasant temperatures, September may not be the ideal month to visit La Marina. Our weather planner can help you explore destinations with more pleasant weather conditions.

Select a Month

Check the conditions for any month of the year.

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

La Marina Temperature in September

Min TemperatureMin Temperature 20°C (68°F)  
Max TemperatureMax Temperature 28°C (82°F)  
Chance of RainChance of Rain 77%  
PrecipitationPrecipitation 314 mm (12 in)  
Rainy daysRainy days 23 days  
HumidityHumidity 85% *  
SunshineSunshine 149 hours *  
Percentage SunshinePercentage Sunshine *  
* Data from: San José, Costa Rica (60 KM, 37 Miles).

Best Places in Costa Rica in September

Find out more about the weather in Costa Rica and which places have the best travel conditions in this month. See all of Costa Rica in September →

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Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in La Marina 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 La Marina 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.

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

More climate data for La Marina