Batemans Bay
Australia
Long-term weather forecast
Long-term weather forecast

September weather forecast and climate
Batemans Bay, Australia

The first month of the spring, September, is an agreeable month in Batemans Bay, Australia, with average temperature varying between 7.3°C (45.1°F) and 20.3°C (68.5°F).

Temperature

In Batemans Bay, the average high-temperature is almost the same as in August - a pleasant 20.3°C (68.5°F). The average low-temperature, in Batemans Bay, is 7.3°C (45.1°F).

Humidity

In Batemans Bay, the average relative humidity is 57%.

Rainfall

In Batemans Bay, during 8.7 rainfall days, 59.4mm (2.34") of precipitation is typically accumulated. In Batemans Bay, during the entire year, the rain falls for 114 days and collects up to 890.8mm (35.07") of precipitation.

Sea temperature

In September, the average sea temperature is 17.8°C (64°F).
Note: For swimming, a surface water temperature of 17.8°C (64°F) is not enjoyable for the majority. It is not considered safe, as controlling breathing becomes progressively more difficult as water temperature decreases below 21°C (69.8°F).

Daylight

In Batemans Bay, the average length of the day in September is 11.9h.

Sunshine

In Batemans Bay, Australia, the average sunshine is 7h.

UV index

In September, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from the exposure to the Sun's UV radiation for the ordinary person.
Note: The daily maximum UV index of 5 interpret into the following advice:
Take precautions - Protection against sunburn is recommended. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.

What is the temperature in September in Batemans Bay?

The average high-temperature, in September, is 20.3°C (68.5°F), while the average low-temperature is 7.3°C (45.1°F).

What is the average humidity in September in Batemans Bay?

The average relative humidity in September in Batemans Bay, Australia, is 57%.

How many days does it rain in September in Batemans Bay?

In Batemans Bay, Australia, in September, during 8.7 rainfall days, 59.4mm (2.34") of precipitation is typically accumulated.

How cold is the water in September in Batemans Bay?

In September, the average sea temperature in Batemans Bay is 17.8°C (64°F). For most, swimming in 17.8°C (64°F) is not an enjoyable activity. Furthermore, controlling your breathing becomes progressively more difficult as the water temperature decreases from 21°C (69.8°F) to 15°C (59°F).

How many hours of daylight does Batemans Bay have in September?

In Batemans Bay, Australia, the average length of the day in September is 11.9h.

How many hours of sunshine does Batemans Bay have in September?

In September, the average sunshine in Batemans Bay is 7h.

What is the UV index reading in September in Batemans Bay?

In September, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from the exposure to the Sun's UV radiation.
Average temperature in September - Batemans Bay, Australia
  • Average high temperature in September: 20.3°C

The warmest month (with the highest average high temperature) is January (25.8°C).
The month with the lowest average high temperature is July (16.9°C).

  • Average low temperature in September: 7.3°C

The month with the highest average low temperature is February (15.9°C).
The coldest month (with the lowest average low temperature) is July (3.7°C).

Average humidity in September - Batemans Bay, Australia
  • Average humidity in September: 57%

The month with the highest relative humidity is February (66%).
The month with the lowest relative humidity is August (56%).

Average rainfall in September - Batemans Bay, Australia
  • Average rainfall in September: 59.4mm

The wettest month (with the highest rainfall) is February (107.7mm).
The driest month (with the lowest rainfall) is July (42.2mm).

Average rainfall days in September - Batemans Bay, Australia
  • Average rainfall days in September: 8.7 days

The month with the highest number of rainy days is November (12.3 days).
The month with the lowest number of rainy days is August (6.4 days).

Average sea temperature in September - Batemans Bay, Australia
  • Average sea temperature in September: 17.8°C

The best month for swimming (with the highest average sea temperature) is February (22.8°C).
The coldest month (with the lowest average sea temperature) is August (17°C).

Average daylight in September / Average sunshine in September - Batemans Bay, Australia
  • Average daylight in September: 11.9h

The month with the longest days is December (Average daylight: 14.5h).
The month with shortest days is June (Average daylight: 9.8h).

  • Average sunshine in September: 7h

Months with most sunshine are January, October, November and December (Average sunshine: 8h).
The month with least sunshine is June (Average sunshine: 5h).

Average UV index in September - Batemans Bay, Australia
  • Average UV index in September: 5

The month with the highest UV index is January (UV index 12).
Months with the lowest UV index are June and July (UV index 2).