Weather in Playa Grande, Tamarindo Bay, Costa Rica in September

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Visiting Playa Grande, Tamarindo Bay, Costa Rica in September

The weather in September is marginally cooler than the previous month and temperatures continue to drop slightly into October. September has average maximum temperatures of 31°C (88°F) which is very hot and perfect for sunbathing on clear days. The sunshine percentage is 45% making it quite sunny but with regular periods of cloudy and overcast skies. There are 5.5 hours of sunshine per day. It is not an optimal time for sunbathing but it is possible on clearer days in Playa Grande.

September has total rainfall of 21.9cm (8.6inches) making it quite rainy but mostly with moderate tropical showers. There are 19.4 days with some rainfall so you can still enjoy the beach on the clear days.

Sea temperatures are a very warm 27°C (80°F). September is an excellent month for swimming in Playa Grande with very comfortable temperatures for bathing all day. The sea temperature in September is slightly cooler than the previous month.

September is one of the wettest months, with frequent rain and overcast skies. However, mornings can still be sunny and clear, allowing for some swimming and sunbathing opportunities. Surfing remains popular during this time, as the waves are consistent and the water is warm. Consider visiting Playa Grande in the months of January, February, March, December, for the best beach weather. Also consider one of our other suggestions for September.

Can you sunbathe in Playa Grande in September?

Yes, September is not an optimal time for sunbathing but it is possible on clearer days in Playa Grande.

September has average maximum temperatures of 31°C (88°F) which is very hot and perfect for sunbathing on clear days. The sunshine percentage is 45% making it quite sunny but with regular periods of cloudy and overcast skies. There are 5.5 hours of sunshine per day. September has total rainfall of 21.9cm (8.6inches) making it quite rainy but mostly with moderate tropical showers. There are 19.4 days with some rainfall so you can still enjoy the beach on the clear days.

More about September temperature and sunshine.

Can you swim in Playa Grande in September?

Yes, September is an excellent month for swimming in Playa Grande with very warm sea temperatures 27°C (80°F).

More about September sea temperatures.

Is September a good time to holiday in Playa Grande?

Yes, September is a good time for a holiday in Playa Grande.

September has average maximum temperatures of 31°C (88°F) which is very hot and perfect for sunbathing on clear days. The sunshine percentage is 45% making it quite sunny but with regular periods of cloudy and overcast skies. There are 5.5 hours of sunshine per day. September has total rainfall of 21.9cm (8.6inches) making it quite rainy but mostly with moderate tropical showers. There are 19.4 days with some rainfall so you can still enjoy the beach on the clear days. It is not an optimal time for sunbathing but it is possible on clearer days in Playa Grande. Sea temperatures are a very warm 27°C (80°F). September is an excellent month for swimming in Playa Grande with very comfortable temperatures for bathing all day.

More about the September temperatures and sunshine.

Is Playa Grande warm in September?

Yes, Playa Grande is very hot and perfect for sunbathing on clear days in September.

The average maximum temperature in Playa Grande in September is 31°C (88°F). The average maximum temperature is 32°C (89°) in the previous month and 30°C (86°F) in the next month.

The average temperature in Playa Grande in September is 27°C (80°F). The average temperature is 27°C (81°F) in the previous month and 26°C (80°F) in the next month.

More info about the September temperatures and sunshine.

How sunny is Playa Grande in September?

The average day light hours per day in Playa Grande in September are 12.2. The sunshine percentage is 45% making it quite sunny but with regular periods of cloudy and overcast skies. There are 5.5 hours of sunshine per day.

More about September sunshine.

Crowds in Playa Grande in September

September is one of the least crowded months at Playa Grande, as it is the peak of the rainy season in Costa Rica. Many tourists avoid visiting during this time due to the unpredictable weather. There are no significant public holidays or special events in September, so the beach remains quiet and peaceful.

Temperature in Playa Grande in September

The weather in September is marginally cooler than the previous month and temperatures continue to drop slightly into October. The average maximum temperature in Playa Grande in September is 31°C (88°F). The average maximum temperature is 32°C (89°F) in the previous month and 30°C (86°F) in the next month.

The average temperature in Playa Grande in September is 27°C (80°F). The average temperature is 27°C (81°F) in the previous month and 26°C (80°F) in the next month.

The average minimum temperature in Playa Grande in September is 23°C (73°F). The minimum temperature is 23°C (74°F) in the previous month and 23°C (73°F) in the next month.

Sunshine in Playa Grande in September

The days in September are marginally shorter than the previous month and days continue to get marginally shorter into October. September has fewer hours of sunshine than the previous month and hours of sunshine continue to drop slightly into October. During September the average day light hours are 12.2 per day in Playa Grande. The sunshine percentage is 45% making it quite sunny but with regular periods of cloudy and overcast skies. There are 5.5 hours of sunshine per day.

The ultraviolet index in Playa Grande in September is typically 13.6 during September. An ultraviolet index reading above 11 indicates an extreme risk of harm from unprotected sun exposure. Unprotected skin risks burning in less than 10 minutes. Take all precautions because unprotected skin and eyes can burn in minutes. Tanning will be safest before 10am and after 4pm but only with a good application of sun screen. For those with sensitive skin stay in the shade and wear protective clothing, a wide-brimmed hat, and UV-blocking sunglasses. Generously apply broad spectrum SPF 30+ sunscreen every 2 hours, even on cloudy days. Watch out for relections from water that may increase ultraviolet exposure.

Sea Temperature in Playa Grande in September

The average sea water temperature in Playa Grande in September is 26.6°C (79.9°F) which is very warm and ideal for relaxing and swimming for the whole day. The sea temperature in September is slightly cooler than the previous month.

Rainfall in Playa Grande in September

September weather is much wetter than the previous month and rainfall continues to rise into October. September has a few more days of rain than the previous month and rainy days continue to rise slightly into October. The average total rainfall in Playa Grande in September is 21.9cm (8.6inches) and on average there are 19.4 rainy days in September making it a wet time to visit the beach.

Humidity in Playa Grande in September

The maximum dew point (an indicator of humidity) in Playa Grande in September is 25°C (76°F) which is very uncomfortable and fairly oppressive unless you are on a beach. At night you would most likely require airconditioning. The dew point is 24°C (76°F) in the previous month and 24°C (24°F) in the next month.

The average maximum relative humidity in Playa Grande in September is typically 95.8%. The maximum relative humidity is 94% in the previous month and 96.2% in the next month.

The average relative humidity in Playa Grande in September is typically 79.7%. The average relative humidity is 75.4% in the previous month and 81.3% in the next month.

Wind Speed in Playa Grande in September

The average maximum wind speed in Playa Grande in September is typically 19KM/H (12MPH). The average maximum wind speed is 21KM/H (13MPH) in the previous month and 17KM/H (11MPH) in the next month.

The average wind speed in Playa Grande in September is typically 7KM/H (4MPH). The average wind speed is 8KM/H (5MPH) in the previous month and 7KM/H (4MPH) in the next month.

The average wind direction in Playa Grande in September is from the South-Southwest.

Monthly Averages

Suggested Beaches in September

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Need Inspiration?

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