Weather in St Kilda Beach, Melbourne, Australia in September

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Visiting St Kilda Beach, Melbourne, Australia in September

The weather in September is warmer than the previous month and temperatures continue to rise into October. September has average maximum temperatures of 17°C (63°F) which is not that warm but sunbathing may be possible on some clear days. The sunshine percentage is 48% making it quite sunny but with regular periods of cloudy and overcast skies. There are 5.7 hours of sunshine per day. It is not a good time for sunbathing in St Kilda Beach.

September has total rainfall of 10.2cm (4.0inches) making it a bit rainy but with only moderate showers. There are 15.9 days with some rainfall so you can still enjoy the beach on the clear days.

Sea temperatures are a cold 12°C (54°F). September is too cold for swimming in St Kilda Beach for any length of time, unless you have a wetsuit.

With the arrival of spring in September, the weather at St Kilda Beach starts to warm up, although it can still be quite unpredictable. Swimming and sunbathing may be enjoyed on sunnier days, and water sports like snorkeling, diving, and surfing become more popular as the water temperatures begin to rise. Windsurfing and kitesurfing remain popular due to the steady winds. Consider visiting St Kilda Beach in the months of January, February, March, November, for the best beach weather. Also consider one of our other suggestions for September.

Can you sunbathe in St Kilda Beach in September?

No, September is not a good time for sunbathing in St Kilda Beach.

September has average maximum temperatures of 17°C (63°F) which is not that warm but sunbathing may be possible on some clear days. The sunshine percentage is 48% making it quite sunny but with regular periods of cloudy and overcast skies. There are 5.7 hours of sunshine per day. September has total rainfall of 10.2cm (4.0inches) making it a bit rainy but with only moderate showers. There are 15.9 days with some rainfall so you can still enjoy the beach on the clear days.

More about September temperature and sunshine.

Can you swim in St Kilda Beach in September?

No, September is too cold for swimming in St Kilda Beach for any length of time, with the sea water at 12°C (54°F), unless you have a wetsuit.

More about September sea temperatures.

Is September a good time to holiday in St Kilda Beach?

Yes, September is a slightly cool time for a holiday in St Kilda Beach.

September has average maximum temperatures of 17°C (63°F) which is not that warm but sunbathing may be possible on some clear days. The sunshine percentage is 48% making it quite sunny but with regular periods of cloudy and overcast skies. There are 5.7 hours of sunshine per day. September has total rainfall of 10.2cm (4.0inches) making it a bit rainy but with only moderate showers. There are 15.9 days with some rainfall so you can still enjoy the beach on the clear days. It is not a good time for sunbathing in St Kilda Beach. Sea temperatures are a cold 12°C (54°F). September is too cold for swimming in St Kilda Beach for any length of time, unless you have a wetsuit.

More about the September temperatures and sunshine.

Is St Kilda Beach warm in September?

No, St Kilda Beach is not that warm but sunbathing may be possible on some clear days in September.

The average maximum temperature in St Kilda Beach in September is 17°C (63°F). The average maximum temperature is 15°C (58°) in the previous month and 20°C (68°F) in the next month.

The average temperature in St Kilda Beach in September is 12°C (54°F). The average temperature is 10°C (50°F) in the previous month and 14°C (57°F) in the next month.

More info about the September temperatures and sunshine.

How sunny is St Kilda Beach in September?

The average day light hours per day in St Kilda Beach in September are 11.8. The sunshine percentage is 48% making it quite sunny but with regular periods of cloudy and overcast skies. There are 5.7 hours of sunshine per day.

More about September sunshine.

Crowds in St Kilda Beach in September

As the weather begins to warm up in September, there is a slight increase in the number of visitors to St Kilda Beach. However, the beach is still not very crowded, and there are no major events or public holidays during this month that would significantly increase the crowds.

Temperature in St Kilda Beach in September

The weather in September is warmer than the previous month and temperatures continue to rise into October. The average maximum temperature in St Kilda Beach in September is 17°C (63°F). The average maximum temperature is 15°C (58°F) in the previous month and 20°C (68°F) in the next month.

The average temperature in St Kilda Beach in September is 12°C (54°F). The average temperature is 10°C (50°F) in the previous month and 14°C (57°F) in the next month.

The average minimum temperature in St Kilda Beach in September is 7°C (45°F). The minimum temperature is 6°C (43°F) in the previous month and 8°C (47°F) in the next month.

Sunshine in St Kilda Beach in September

The days in September are much longer than the previous month and the days continue to get a bit longer into October. September has slightly more hours of sunshine than the previous month and hours of sunshine continue to rise slightly into October. During September the average day light hours are 11.8 per day in St Kilda Beach. The sunshine percentage is 48% making it quite sunny but with regular periods of cloudy and overcast skies. There are 5.7 hours of sunshine per day.

The ultraviolet index in St Kilda Beach in September is typically 5.7 during September. An ultraviolet index reading of 3 to 5 indicates there is a moderate risk of harm from unprotected sun exposure. Keep out of the sun during the strongest hours around midday when unprotected skin risks burning in less than 30 minutes. For the sensitive 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, and after swimming or sweating. Tanning for hours is possible with the right application of sun cream. Watch out for relections from water that may increase ultraviolet exposure.

Sea Temperature in St Kilda Beach in September

The average sea water temperature in St Kilda Beach in September is 12.4°C (54.3°F) which is very cold and bracing, it's not recommended you swim with out a full wet suit.

Rainfall in St Kilda Beach in September

September weather is slightly wetter than the previous month. September has a couple of less days of rain than the previous month and rainy days continue to drop slightly into October. The average total rainfall in St Kilda Beach in September is 10.2cm (4.0inches) and on average there are 15.9 rainy days in September making it a wet time to visit the beach.

Humidity in St Kilda Beach in September

The maximum dew point (an indicator of humidity) in St Kilda Beach in September is 8°C (47°F) which is a bit dry for some. The dew point is 8°C (46°F) in the previous month and 10°C (10°F) in the next month.

The average maximum relative humidity in St Kilda Beach in September is typically 89.8%. The maximum relative humidity is 90.9% in the previous month and 89.5% in the next month.

The average relative humidity in St Kilda Beach in September is typically 66.3%. The average relative humidity is 71.5% in the previous month and 63.3% in the next month.

Wind Speed in St Kilda Beach in September

The average maximum wind speed in St Kilda Beach in September is typically 37KM/H (23MPH). The average maximum wind speed is 36KM/H (22MPH) in the previous month and 36KM/H (22MPH) in the next month.

The average wind speed in St Kilda Beach in September is typically 21KM/H (13MPH). The average wind speed is 22KM/H (14MPH) in the previous month and 19KM/H (12MPH) in the next month.

The average wind direction in St Kilda Beach in September is from the North West.

Monthly Averages

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