Weather in Costa Rica in August

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Visiting Costa Rica in August

The weather in August is slightly warmer than the previous month. August has average maximum temperatures of 31°C (88°F) which is very hot and perfect for sunbathing on clear days. The sunshine percentage is 42.4% making it quite sunny but with regular periods of cloudy and overcast skies. There are 5.3 hours of sunshine per day. It is not an optimal time for sunbathing but it is possible on clearer days in Costa Rica.

August has total rainfall of 13cm (5.1inches) making it a bit rainy but with only moderate showers. There are 15.8 days with some rainfall so you can still enjoy the beach on the clear days.

Sea temperatures are a very warm 27°C (81°F). August is an excellent month for swimming in Costa Rica with very comfortable temperatures for bathing all day. The sea temperature in August is marginally cooler than the previous month and temperatures continue to drop into September.

Consider visiting Costa Rica in the months of January, February, March, April, for the best beach weather. Also consider one of our other suggestions for August.

Can you sunbathe in Costa Rica in August?

Yes, August is not an optimal time for sunbathing but it is possible on clearer days in Costa Rica.

August has average maximum temperatures of 31°C (88°F) which is very hot and perfect for sunbathing on clear days. The sunshine percentage is 42.4% making it quite sunny but with regular periods of cloudy and overcast skies. There are 5.3 hours of sunshine per day. August has total rainfall of 13cm (5.1inches) making it a bit rainy but with only moderate showers. There are 15.8 days with some rainfall so you can still enjoy the beach on the clear days.

More about August temperature and sunshine.

Can you swim in Costa Rica in August?

Yes, August is an excellent month for swimming in Costa Rica with very warm sea temperatures 27°C (81°F).

More about August sea temperatures.

Is August a good time to holiday in Costa Rica?

Yes, August is a good time for a holiday in Costa Rica.

August has average maximum temperatures of 31°C (88°F) which is very hot and perfect for sunbathing on clear days. The sunshine percentage is 42.4% making it quite sunny but with regular periods of cloudy and overcast skies. There are 5.3 hours of sunshine per day. August has total rainfall of 13cm (5.1inches) making it a bit rainy but with only moderate showers. There are 15.8 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 Costa Rica. Sea temperatures are a very warm 27°C (81°F). August is an excellent month for swimming in Costa Rica with very comfortable temperatures for bathing all day.

More about the August temperatures and sunshine.

Is Costa Rica warm in August?

Yes, Costa Rica is very hot and perfect for sunbathing on clear days in August.

The average maximum temperature in Costa Rica in August is 31°C (88°F). The average maximum temperature is 31°C (88°) in the previous month and 31°C (87°F) in the next month.

The average temperature in Costa Rica in August is 27°C (80°F). The average temperature is 27°C (81°F) in the previous month and 27°C (80°F) in the next month.

More info about the August temperatures and sunshine.

How sunny is Costa Rica in August?

The average day light hours per day in Costa Rica in August are 12.4. The sunshine percentage is 42.4% making it quite sunny but with regular periods of cloudy and overcast skies. There are 5.3 hours of sunshine per day.

More about August sunshine.

Temperature in Costa Rica in August

The weather in August is slightly warmer than the previous month. The average maximum temperature in Costa Rica in August is 31°C (88°F). The average maximum temperature is 31°C (88°F) in the previous month and 31°C (87°F) in the next month.

The average temperature in Costa Rica in August is 27°C (80°F). The average temperature is 27°C (81°F) in the previous month and 27°C (80°F) in the next month.

The average minimum temperature in Costa Rica in August is 23°C (74°F). The minimum temperature is 23°C (74°F) in the previous month and 23°C (73°F) in the next month.

Sunshine in Costa Rica in August

The days in August are marginally shorter than the previous month and days continue to get marginally shorter into September. August has a slightly more hours of sunshine than the previous month. During August the average day light hours are 12.4 per day in Costa Rica. The sunshine percentage is 42.4% making it quite sunny but with regular periods of cloudy and overcast skies. There are 5.3 hours of sunshine per day.

The ultraviolet index in Costa Rica in August is typically 13.7 during August. 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 Costa Rica in August

The average sea water temperature in Costa Rica in August is 27°C (80.6°F) which is very warm and ideal for relaxing and swimming for the whole day. The sea temperature in August is marginally cooler than the previous month and temperatures continue to drop into September.

Rainfall in Costa Rica in August

August weather is marginally wetter than the previous month and rainfall continues to rise quickly into September. August has a couple of more days of rain than the previous month and rainy days continue to rise into September. The average total rainfall in Costa Rica in August is 13cm (5.1inches) and on average there are 15.8 rainy days in August making it a wet time to visit the beach.

Humidity in Costa Rica in August

The maximum dew point (an indicator of humidity) in Costa Rica in August is 24°C (75°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 24°C (75°F) in the previous month and 24°C (24°F) in the next month.

The average maximum relative humidity in Costa Rica in August is typically 94.1%. The maximum relative humidity is 91.6% in the previous month and 95.3% in the next month.

The average relative humidity in Costa Rica in August is typically 76.9%. The average relative humidity is 75% in the previous month and 79.8% in the next month.

Wind Speed in Costa Rica in August

The average maximum wind speed in Costa Rica in August is typically 20KM/H (13MPH). The average maximum wind speed is 21KM/H (13MPH) in the previous month and 19KM/H (11MPH) in the next month.

The average wind speed in Costa Rica in August is typically 8KM/H (5MPH). The average wind speed is 9KM/H (6MPH) in the previous month and 7KM/H (4MPH) in the next month.

The average wind direction in Costa Rica in August is from the South.

Monthly Averages

Suggested Beaches in August

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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.