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

So you're interested in going to Ballena Bay, Nicoya Peninsula, Costa Rica in September

September is a hot and very rainy time for sunbathing in Ballena Bay. September is an excellent month for swimming in Ballena Bay with very warm sea temperatures. 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.

Temperature in Ballena Bay in September

The average maximum temperature in Ballena Bay in September is 27°. The average maximum temperature is 28° in the previous month and 27° in the next month.

The average temperature in Ballena Bay in September is 23°. The average temperature ranges is 23° in the previous month and 22° in the next month.

The average minimum temperature in Ballena Bay in September is 19°. The minimum temperature is 19° in the previous month and 19° in the next month.

Sunshine in Ballena Bay in September

The average day light hours per day in Ballena Bay in September are 12.2 and there are 4.5 hours of sunshine per day on average during September making it a sunny month that is overcast at times.

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° which is very warm and ideal for relaxing and swimming for the whole day.

Rainfall in Ballena Bay in September

The average total rainfall in Ballena Bay in September is 7.8cm 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° 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° in the previous month and 21° 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 23kmh. The average maximum wind speed is 23kmh in the previous month and 21kmh in the next month.

The average wind speed in Ballena Bay in September is typically 8kmh. The average wind speed is 9kmh in the previous month and 8kmh 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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