Ceduna
Australia
Long-term weather forecast
Long-term weather forecast

September weather forecast and climate
Ceduna, Australia

The first month of the spring, September, is a pleasant month in Ceduna, Australia, with temperature in the range of an average high of 21.4°C (70.5°F) and an average low of 7.8°C (46°F).

Temperature

In Ceduna, the average high-temperature is relatively the same as in August - a pleasant 21.4°C (70.5°F). In Ceduna, the average low-temperature is 7.8°C (46°F).

Humidity

The average relative humidity in September is 47%.

Rainfall

In Ceduna, it is raining for 7 days, with typically 27.9mm (1.1") of accumulated precipitation. In Ceduna, during the entire year, the rain falls for 78 days and collects up to 296.5mm (11.7") of precipitation.

Sea temperature

In Ceduna, the average seawater temperature is 15.9°C (60.6°F). For most, swimming in 15.9°C (60.6°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).

Daylight

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

Sunshine

In September, the average sunshine in Ceduna is 8h.

UV index

In September, the average daily maximum UV index in Ceduna is 6. A UV Index of 6 to 7 symbolizes a high threat to health from unsafe exposure to the UV radiation for average individuals.
In September, the average maximum UV index of 6 translate into the following recommendations:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. 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 Ceduna?

In September, the average high-temperature is 21.4°C (70.5°F), and the average low-temperature is 7.8°C (46°F).

What is the average humidity in September in Ceduna?

In September, the average relative humidity in Ceduna, Australia, is 47%.

How much does it rain in Ceduna in September?

In Ceduna, Australia, in September, it is raining for 7 days, with typically 27.9mm (1.1") of accumulated precipitation.

What is the sea water temperature in September in Ceduna?

In September, the average sea temperature in Ceduna is 15.9°C (60.6°F). For most, swimming in 15.9°C (60.6°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).

What is the average length of the day in September in Ceduna?

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

How long on average sun shines in September in Ceduna?

The average sunshine in September in Ceduna, Australia, is 8h.

What is the UV index reading in September in Ceduna?

In Ceduna, the average daily maximum UV index in September is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from the exposure to the Sun's UV rays.
Average temperature in September - Ceduna, Australia
  • Average high temperature in September: 21.4°C

The warmest month (with the highest average high temperature) is January (28.5°C).
The month with the lowest average high temperature is July (17.4°C).

  • Average low temperature in September: 7.8°C

The month with the highest average low temperature is January (15.1°C).
The coldest month (with the lowest average low temperature) is July (5.7°C).

Average humidity in September - Ceduna, Australia
  • Average humidity in September: 47%

The month with the highest relative humidity is July (54%).
The month with the lowest relative humidity is November (43%).

Average rainfall in September - Ceduna, Australia
  • Average rainfall in September: 27.9mm

The wettest month (with the highest rainfall) is July (39.9mm).
The driest month (with the lowest rainfall) is January (11.6mm).

Average rainfall days in September - Ceduna, Australia
  • Average rainfall days in September: 7 days

The month with the highest number of rainy days is July (9 days).
Months with the lowest number of rainy days are March, April, November and December (5 days).

Average sea temperature in September - Ceduna, Australia
  • Average sea temperature in September: 15.9°C

The best month for swimming (with the highest average sea temperature) is January (19.8°C).
The coldest month (with the lowest average sea temperature) is August (15.8°C).

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

The month with the longest days is December (Average daylight: 14.2h).
The month with shortest days is June (Average daylight: 10.1h).

  • Average sunshine in September: 8h

Months with most sunshine are January, February and December (Average sunshine: 10h).
Months with least sunshine are May and June (Average sunshine: 6).

Average UV index in September - Ceduna, Australia
  • Average UV index in September: 6

Months with the highest UV index are January, February and December (UV index 12).
Months with the lowest UV index are June and July (UV index 3).