Weather in Ballena Bay, Nicoya Peninsula, Costa Rica in September

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Visiting Ballena Bay, Nicoya Peninsula, 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 27°C (81°F) which is very warm and perfect for sunbathing on clear days. The sunshine percentage is 37% making it very cloudy and overcast with some periods of sunshine. There are 4.5 hours of sunshine per day. It is not an optimal time for sunbathing but it is possible on clearer days in Ballena Bay.

September has total rainfall of 7.8cm (3.1inches) making it a bit rainy but with only light showers. There are 27.2 days with some rainfall so there are very few dry days to enjoy the beach.

Sea temperatures are a very warm 28°C (82°F). September is an excellent month for swimming in Ballena Bay with very comfortable temperatures for bathing all day.

September experiences more frequent rain showers and cloudy days, but there are still sunny days for swimming, sunbathing, and beach activities. Water visibility may be reduced for snorkeling and diving, and changing winds may affect surfing, windsurfing, and kitesurfing conditions. Consider visiting Ballena Bay 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 Ballena Bay in September?

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

September has average maximum temperatures of 27°C (81°F) which is very warm and perfect for sunbathing on clear days. The sunshine percentage is 37% making it very cloudy and overcast with some periods of sunshine. There are 4.5 hours of sunshine per day. September has total rainfall of 7.8cm (3.1inches) making it a bit rainy but with only light showers. There are 27.2 days with some rainfall so there are very few dry days to enjoy the beach.

More about September temperature and sunshine.

Can you swim in Ballena Bay in September?

Yes, September is an excellent month for swimming in Ballena Bay with very warm sea temperatures 28°C (82°F).

More about September sea temperatures.

Is September a good time to holiday in Ballena Bay?

Yes, September is a good time for a holiday in Ballena Bay.

September has average maximum temperatures of 27°C (81°F) which is very warm and perfect for sunbathing on clear days. The sunshine percentage is 37% making it very cloudy and overcast with some periods of sunshine. There are 4.5 hours of sunshine per day. September has total rainfall of 7.8cm (3.1inches) making it a bit rainy but with only light showers. There are 27.2 days with some rainfall so there are very few dry days to enjoy the beach. It is not an optimal time for sunbathing but it is possible on clearer days in Ballena Bay. Sea temperatures are a very warm 28°C (82°F). September is an excellent month for swimming in Ballena Bay with very comfortable temperatures for bathing all day.

More about the September temperatures and sunshine.

Is Ballena Bay warm in September?

Yes, Ballena Bay is very warm and perfect for sunbathing on clear days in September.

The average maximum temperature in Ballena Bay in September is 27°C (81°F). The average maximum temperature is 28°C (82°) in the previous month and 27°C (80°F) in the next month.

The average temperature in Ballena Bay in September is 23°C (73°F). The average temperature is 23°C (73°F) in the previous month and 22°C (72°F) in the next month.

More info about the September temperatures and sunshine.

How sunny is Ballena Bay in September?

The average day light hours per day in Ballena Bay in September are 12.2. The sunshine percentage is 37% making it very cloudy and overcast with some periods of sunshine. There are 4.5 hours of sunshine per day.

More about September sunshine.

Crowds in Ballena Bay in September

September is one of the least crowded months at Ballena Bay, as it is part of the low season and the rainiest month in Costa Rica. Many tourists avoid visiting during this time, which means the beach is very quiet. There are no major public holidays or special events during this month.

Temperature in Ballena Bay 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 Ballena Bay in September is 27°C (81°F). The average maximum temperature is 28°C (82°F) in the previous month and 27°C (80°F) in the next month.

The average temperature in Ballena Bay in September is 23°C (73°F). The average temperature is 23°C (73°F) in the previous month and 22°C (72°F) in the next month.

The average minimum temperature in Ballena Bay in September is 19°C (65°F). The minimum temperature is 19°C (66°F) in the previous month and 19°C (65°F) in the next month.

Sunshine in Ballena Bay in September

The days in September are marginally shorter than the previous month and days continue to get marginally shorter into October. During September the average day light hours are 12.2 per day in Ballena Bay. The sunshine percentage is 37% making it very cloudy and overcast with some periods of sunshine. There are 4.5 hours of sunshine per day.

The ultraviolet index in Ballena Bay in September is typically 14.1 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 Ballena Bay in September

The average sea water temperature in Ballena Bay in September is 27.6°C (81.7°F) which is very warm and ideal for relaxing and swimming for the whole day.

Rainfall in Ballena Bay in September

September weather is wetter than the previous month and rainfall continues to rise slightly into October. September has a few more days of rain than the previous month. The average total rainfall in Ballena Bay in September is 7.8cm (3.1inches) and on average there are 27.2 rainy days in September making it a very wet time to visit the beach.

Humidity in Ballena Bay in September

The maximum dew point (an indicator of humidity) in Ballena Bay in September is 22°C (71°F) which is very humid and quite uncomfortable for most unless you are on a beach. At night you would most likely require a fan. The dew point is 22°C (71°F) in the previous month and 21°C (21°F) in the next month.

The average maximum relative humidity in Ballena Bay in September is typically 98.4%. The maximum relative humidity is 97.1% in the previous month and 98.4% in the next month.

The average relative humidity in Ballena Bay in September is typically 85.7%. The average relative humidity is 82.5% in the previous month and 86.9% in the next month.

Wind Speed in Ballena Bay in September

The average maximum wind speed in Ballena Bay in September is typically 23KM/H (14MPH). The average maximum wind speed is 23KM/H (14MPH) in the previous month and 21KM/H (13MPH) in the next month.

The average wind speed in Ballena Bay in September is typically 8KM/H (5MPH). The average wind speed is 9KM/H (6MPH) in the previous month and 8KM/H (5MPH) in the next month.

The average wind direction in Ballena Bay in September is from the South-Southwest.

Monthly Averages

Suggested Beaches in September

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Beaches recommended for you today, this weekend, in the next 2 weeks or in any month of the year.

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Need Inspiration?

Beaches recommended for you today, this weekend, in the next 2 weeks or in any month of the year.