Weather in Caribbean Coast, Costa Rica in September

So you're interested in going to Caribbean Coast, Costa Rica in September

September is a hot and rainy time for sunbathing in Caribbean Coast. September is a good month for swimming in Caribbean Coast with warm sea temperatures. Consider visiting Caribbean Coast in the months of January, February, March, April, for the best beach weather. Also consider one of our other suggestions for September.

Temperature in Caribbean Coast in September

The average maximum temperature in Caribbean Coast in September is 31°. The average maximum temperature is 31° in the previous month and 30° in the next month.

The average temperature in Caribbean Coast in September is 27°. The average temperature ranges is 27° in the previous month and 26° in the next month.

The average minimum temperature in Caribbean Coast in September is 23°. The minimum temperature is 23° in the previous month and 23° in the next month.

Sunshine in Caribbean Coast in September

The average day light hours per day in Caribbean Coast in September are 12.2 and there are 4.9 hours of sunshine per day on average during September making it a sunny month that is overcast at times.

The ultraviolet index in Caribbean Coast in September is typically 13.8 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 Caribbean Coast in September

The average sea water temperature in Caribbean Coast in September is 23.5° which is warm and pleasant for relaxing and swimming for long periods.

Rainfall in Caribbean Coast in September

The average total rainfall in Caribbean Coast in September is 17.1cm and on average there are 18.1 rainy days in September making it a wet time to visit the beach.

Humidity in Caribbean Coast in September

The maximum dew point (an indicator of humidity) in Caribbean Coast in September is 24° 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° in the previous month and 24° in the next month.

The average maximum relative humidity in Caribbean Coast in September is typically 95.3%. The maximum relative humidity is 94.2% in the previous month and 95.6% in the next month.

The average relative humidity in Caribbean Coast in September is typically 79.9%. The average relative humidity is 76.9% in the previous month and 81.7% in the next month.

Wind Speed in Caribbean Coast in September

The average maximum wind speed in Caribbean Coast in September is typically 18kmh. The average maximum wind speed is 20kmh in the previous month and 17kmh in the next month.

The average wind speed in Caribbean Coast in September is typically 7kmh. The average wind speed is 8kmh in the previous month and 7kmh in the next month.

The average wind direction in Caribbean Coast in September is from the South.

Nearby Hotels on Agoda.com

Nearby Hotels on Booking.com

Monthly Averages

Suggested Beaches in September

Book Accomodation Deals