September weather forecast
Monkey Mia, Australia

Weather in September

September, the first month of the spring, in Monkey Mia, is still a pleasant month, with temperature in the range of an average low of 18.6°C (65.5°F) and an average high of 21.4°C (70.5°F).

Temperature

In Monkey Mia, the average high-temperature is practically the same as in August - a still agreeable 21.4°C (70.5°F). In September, in Monkey Mia, the average low-temperature is 18.6°C (65.5°F).

Humidity

In September, the average relative humidity is 65%.

Rainfall

In Monkey Mia, during September, the rain falls for 5 days and regularly aggregates up to 5mm (0.2") of precipitation. In Monkey Mia, during the entire year, the rain falls for 59.2 days and collects up to 139mm (5.47") of precipitation.

Sea temperature

Months with the coldest seawater in Monkey Mia are August through November, with an average sea temperature of 22°C (71.6°F).
Note: A person's cold intolerance, with sunshine, wind, and air temperature, are essential factors for enjoying swimming in 22°C (71.6°F) water. (FYI: The Olympic swimming competition requires a water temperature between 25°C (77°F) and 28°C (82.4°F).)

Daylight

In Monkey Mia, the average length of the day is 12h.

Sunshine

In Monkey Mia, the average sunshine in September is 9.5h.

UV index

June through September, with an average maximum UV index of 5, are months with the lowest UV index in Monkey Mia, Australia. A UV Index estimate of 3 to 5 represents a moderate threat to health from unsafe exposure to the UV radiation for average individuals.
Note: The daily maximum UV index of 5 interpret into the following advice:
Take precautions. Light skin individuals may get burned in less than 30 minutes. 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. Beware! The strength of the UV rays is significantly increased by the reflection of the water and sand.
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FAQ

What is the average humidity in September in Monkey Mia?

The average relative humidity in September in Monkey Mia, Australia, is 65%.

How much does it rain in Monkey Mia in September?

In September, in Monkey Mia, Australia, the rain falls for 5 days. Throughout September, 5mm (0.2") of precipitation is accumulated.

When is the sea coldest in Monkey Mia?

August through November, with an average sea temperature of 22°C (71.6°F), are months with the coldest seawater in Monkey Mia, Australia.

What is the sea temperature in September in Monkey Mia?

In Monkey Mia, in September, the average water temperature is 22°C (71.6°F). A person's cold intolerance, with sunshine, wind, and air temperature, are essential factors for enjoying swimming in 22°C (71.6°F) water.

How many hours of daylight does Monkey Mia have in September?

In September, the average length of the day in Monkey Mia is 12h.

How long on average sun shines in September in Monkey Mia?

In Monkey Mia, the average sunshine in September is 9.5h.

What is the month with the lowest UV index in Monkey Mia?

Months with the lowest UV index are June through September, with an average maximum UV index of 5.

What is the UV index intensity in September in Monkey Mia?

In Monkey Mia, the average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a moderate vulnerability from unsafe exposure to the Sun's UV rays.

Average temperature in September
Monkey Mia, Australia

Average temperature in September - Monkey Mia, Australia
  • Average high temperature in September: 21.4°C

The warmest month (with the highest average high temperature) is March (28.1°C).
The month with the lowest average high temperature is August (21°C).

  • Average low temperature in September: 18.6°C

The month with the highest average low temperature is February (25.1°C).
The coldest month (with the lowest average low temperature) is August (18.3°C).

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Average pressure in September
Monkey Mia, Australia

Average pressure in September - Monkey Mia, Australia
  • Average pressure in September: 1017.8mbar

The month with the highest atmospheric pressure is July (1019.6mbar).
The month with the lowest atmospheric pressure is January (1007.4mbar).

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Average wind speed in September
Monkey Mia, Australia

Average wind speed in September - Monkey Mia, Australia
  • Average wind speed in September: 27.4km/h

The windiest month (with the highest average wind speed) is December (33.1km/h).
The calmest month (with the lowest average wind speed) is July (23.9km/h).

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Average humidity in September
Monkey Mia, Australia

Average humidity in September - Monkey Mia, Australia
  • Average humidity in September: 65%

Months with the highest relative humidity are January, February and December (71%).
The month with the lowest relative humidity is May (59%).

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Average rainfall in September
Monkey Mia, Australia

Average rainfall in September - Monkey Mia, Australia
  • Average rainfall in September: 5mm

The wettest month (with the highest rainfall) is June (36mm).
The driest month (with the least rainfall) is November (3mm).

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Average rainfall days in September
Monkey Mia, Australia

Average rainfall days in September - Monkey Mia, Australia
  • Average rainfall days in September: 5 days

The month with the highest number of rainy days is June (9.6 days).
Months with the least rainy days are February and November (2.5 days).

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Average sea temperature in September
Monkey Mia, Australia

Average sea temperature in September - Monkey Mia, Australia
  • Average sea temperature in September: 22°C

The best months for swimming (with the highest average sea temperature) are March and April (26°C).
The coldest months (with the lowest average sea temperature) are August, September, October and November (22°C).

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Average daylight in September /
Average sunshine in September
Monkey Mia, Australia

Average daylight in September / Average sunshine in September - Monkey Mia, Australia
  • Average daylight in September: 12h

The month with the longest days is December (Average daylight: 13.7h).
The month with the shortest days is June (Average daylight: 10.5h).

  • Average sunshine in September: 9.5h

The month with the most sunshine is December (Average sunshine: 11.7h).
The month with the least sunshine is June (Average sunshine: 6.7h).

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Average sunshine days in September
Monkey Mia, Australia

Average sunshine days in September - Monkey Mia, Australia
  • Average sunshine days in September: 22.5 days

The month with the most sunshine days is March (27.4 days).
The month with the least sunshine days is June (19.4 days).

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Average UV index in September
Monkey Mia, Australia

Average UV index in September - Monkey Mia, Australia
  • Average UV index in September: 5

Months with the highest UV index are January, February and March (UV index 7).
Months with the lowest UV index are June, July, August and September (UV index 5).

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Average cloud cover in September
Monkey Mia, Australia

Average cloud cover in September - Monkey Mia, Australia
  • Average cloud cover in September: 14

The month with the most cloud cover is June (Cloud cover 23).
Months with the least cloud cover are October and December (Cloud cover 13).

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Average visibility in September
Monkey Mia, Australia

Average visibility in September - Monkey Mia, Australia
  • Average visibility in September: 10km

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).

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