Weather in Unawatuna Beach, Unawatuna, Sri Lanka in September

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Visiting Unawatuna Beach, Unawatuna, Sri Lanka in September

September has average maximum temperatures of 30°C (86°F) which is very warm and perfect for sunbathing on clear days. The sunshine percentage is 72% making it sunny and pleasant most of the time. The hours of sunshine per day are 8.8hrs making the days long and bright. September has total rainfall of 23.8cm (9.4inches) making it quite rainy but mostly with moderate tropical showers. There are only 13.8 days with some rainfall so you can still enjoy the beach on the many clear days. It is a good time for sunbathing in Unawatuna Beach. Sea temperatures are a very warm 28°C (83°F). September is an excellent month for swimming in Unawatuna Beach with very comfortable temperatures for bathing all day.

Consider visiting Unawatuna Beach in the months of January, February, March, July, for the best beach weather.

September marks the end of the southwest monsoon at Unawatuna Beach, with the weather becoming drier and sunnier. This is a good time for sunbathing, swimming, snorkeling, and diving, as water conditions improve. Surfing conditions are also favorable, with consistent swells and moderate winds. Also consider one of our other suggestions for September.

Can you sunbathe in Unawatuna Beach in September?

Yes, September is a good time for sunbathing in Unawatuna Beach.

September has average maximum temperatures of 30°C (86°F) which is very warm and perfect for sunbathing on clear days. The sunshine percentage is 72% making it sunny and pleasant most of the time. The hours of sunshine per day are 8.8hrs making the days long and bright. September has total rainfall of 23.8cm (9.4inches) making it quite rainy but mostly with moderate tropical showers. There are only 13.8 days with some rainfall so you can still enjoy the beach on the many clear days.

More about September temperature and sunshine.

Can you swim in Unawatuna Beach in September?

Yes, September is an excellent month for swimming in Unawatuna Beach with very warm sea temperatures 28°C (83°F).

More about September sea temperatures.

Is September a good time to holiday in Unawatuna Beach?

Yes, September is a good time for a holiday in Unawatuna Beach.

September has average maximum temperatures of 30°C (86°F) which is very warm and perfect for sunbathing on clear days. The sunshine percentage is 72% making it sunny and pleasant most of the time. The hours of sunshine per day are 8.8hrs making the days long and bright. September has total rainfall of 23.8cm (9.4inches) making it quite rainy but mostly with moderate tropical showers. There are only 13.8 days with some rainfall so you can still enjoy the beach on the many clear days. It is a good time for sunbathing in Unawatuna Beach. Sea temperatures are a very warm 28°C (83°F). September is an excellent month for swimming in Unawatuna Beach with very comfortable temperatures for bathing all day.

More about the September temperatures and sunshine.

Is Unawatuna Beach warm in September?

Yes, Unawatuna Beach is very warm and perfect for sunbathing on clear days in September.

The average maximum temperature in Unawatuna Beach in September is 30°C (86°F). The average maximum temperature is 30°C (86°) in the previous month and 30°C (86°F) in the next month.

The average temperature in Unawatuna Beach in September is 28°C (82°F). The average temperature is 28°C (82°F) in the previous month and 27°C (81°F) in the next month.

More info about the September temperatures and sunshine.

How sunny is Unawatuna Beach in September?

The average day light hours per day in Unawatuna Beach in September are 12.2. The sunshine percentage is 72% making it sunny and pleasant most of the time. The hours of sunshine per day are 8.8hrs making the days long and bright.

More about September sunshine.

Crowds in Unawatuna Beach in September

September is still part of the low season, and the crowds at Unawatuna Beach remain relatively low. The Binara Full Moon Poya Day, a public holiday, falls in September, but it does not have a significant impact on the crowd levels at the beach.

Temperature in Unawatuna Beach in September

The average maximum temperature in Unawatuna Beach in September is 30°C (86°F). The average maximum temperature is 30°C (86°F) in the previous month and 30°C (86°F) in the next month.

The average temperature in Unawatuna Beach in September is 28°C (82°F). The average temperature is 28°C (82°F) in the previous month and 27°C (81°F) in the next month.

The average minimum temperature in Unawatuna Beach in September is 25°C (78°F). The minimum temperature is 26°C (79°F) in the previous month and 25°C (76°F) in the next month.

Sunshine in Unawatuna Beach in September

During September the average day light hours are 12.2 per day in Unawatuna Beach. The sunshine percentage is 72% making it sunny and pleasant most of the time. The hours of sunshine per day are 8.8hrs making the days long and bright.

The ultraviolet index in Unawatuna Beach in September is typically 14.3 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 Unawatuna Beach in September

The average sea water temperature in Unawatuna Beach in September is 28.3°C (82.9°F) which is very warm and ideal for relaxing and swimming for the whole day.

Rainfall in Unawatuna Beach in September

The average total rainfall in Unawatuna Beach in September is 23.8cm (9.4inches) and on average there are 13.8 rainy days in September making it a pretty wet time to visit the beach.

Humidity in Unawatuna Beach in September

The maximum dew point (an indicator of humidity) in Unawatuna Beach 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 Unawatuna Beach in September is typically 90.1%. The maximum relative humidity is 87.6% in the previous month and 92.8% in the next month.

The average relative humidity in Unawatuna Beach in September is typically 79.8%. The average relative humidity is 78.7% in the previous month and 81.1% in the next month.

Wind Speed in Unawatuna Beach in September

The average maximum wind speed in Unawatuna Beach in September is typically 22KM/H (14MPH). The average maximum wind speed is 23KM/H (14MPH) in the previous month and 19KM/H (12MPH) in the next month.

The average wind speed in Unawatuna Beach in September is typically 13KM/H (8MPH). The average wind speed is 15KM/H (9MPH) in the previous month and 10KM/H (6MPH) in the next month.

The average wind direction in Unawatuna Beach in September is from the South West.

Monthly Averages

Suggested Beaches in September

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