September weather forecast
Koo Wee Rup, Australia

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Weather in September

September, the first month of the spring in Koo Wee Rup, is also a moderate month, with an average temperature ranging between min 7.5°C (45.5°F) and max 15.9°C (60.6°F).

Temperature

Upon the beginning of September, Koo Wee Rup's high-temperatures register at a still refreshing 15.9°C (60.6°F), closely mirroring the preceding month. Nighttime temperature dips to a mean of 7.5°C (45.5°F) during September.

Humidity

In Koo Wee Rup, the average relative humidity in September is 75%.

Rainfall

In Koo Wee Rup, during September, the rain falls for 17.7 days and regularly aggregates up to 53mm (2.09") of precipitation. Throughout the year, there are 177.7 rainfall days, and 571mm (22.48") of precipitation is accumulated.

Daylight

The average length of the day in September in Koo Wee Rup is 11h and 50min.
On the first day of September, sunrise is at 6:39 am and sunset at 5:56 pm. On the last day of the month, sunrise is at 5:54 am and sunset at 6:21 pm AEST.

Sunshine

The average sunshine in September is 7h.

UV index

The months with the lowest UV index are May through September, with an average maximum UV index of 3. A UV Index value of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The average daily UV index of 3 in September transforms into the following instructions:
Take necessary precautions - Protection from skin and eye injury is mandatory. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. Tightly woven clothing, when worn loosely, shields effectively against the Sun.
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Frequently asked questions

What is the average September temperature in Koo Wee Rup?

The high-temperature, in September, in Koo Wee Rup, is 15.9°C (60.6°F), while the low-temperature averages to 7.5°C (45.5°F).

What is the average humidity in September in Koo Wee Rup?

The average relative humidity in September in Koo Wee Rup, Australia, is 75%.

How many days does it rain in September in Koo Wee Rup?

In Koo Wee Rup, in September, it is raining for 17.7 days, with typically 53mm (2.09") of accumulated precipitation.

How many hours of daylight does Koo Wee Rup have in September?

The average day length in September in Koo Wee Rup is 11h and 50min.

What time are sunrise and sunset in September in Koo Wee Rup?

On the first day of September in Koo Wee Rup, sunrise is at 6:39 am and sunset at 5:56 pm. On the last day of the month, sunrise is at 5:54 am and sunset at 6:21 pm AEST.

How long on average sun shines in September in Koo Wee Rup?

The average sunshine duration in September in Koo Wee Rup is 7h.

What is the month with the lowest UV index in Koo Wee Rup?

May through September, with an average maximum UV index of 3, are months with the lowest UV index in Koo Wee Rup, Australia.

What is the UV index intensity in September in Koo Wee Rup?

The average daily maximum UV index in September in Koo Wee Rup, Australia, is 3. A UV Index of 3 to 5 symbolizes a moderate vulnerability from exposure to Sun's UV rays.

Average temperature in September
Koo Wee Rup, Australia

Average temperature in September - Koo Wee Rup, Australia
  • Average high temperature in September: 15.9°C

The warmest month (with the highest average high temperature) is January (25.3°C).
The month with the lowest average high temperature is July (12.7°C).

  • Average low temperature in September: 7.5°C

The month with the highest average low temperature is February (14.2°C).
The coldest month (with the lowest average low temperature) is August (6.6°C).

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Average pressure in September
Koo Wee Rup, Australia

Average pressure in September - Koo Wee Rup, Australia
  • Average pressure in September: 1016.2mbar

The month with the highest atmospheric pressure is June (1021.1mbar).
The month with the lowest atmospheric pressure is January (1012.5mbar).

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Average wind speed in September
Koo Wee Rup, Australia

Average wind speed in September - Koo Wee Rup, Australia
  • Average wind speed in September: 12.1km/h

The windiest month (with the highest average wind speed) is August (12.9km/h).
The calmest month (with the lowest average wind speed) is April (9.8km/h).

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Average humidity in September
Koo Wee Rup, Australia

Average humidity in September - Koo Wee Rup, Australia
  • Average humidity in September: 75%

The month with the highest relative humidity is June (82%).
The month with the lowest relative humidity is January (66%).

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Average rainfall in September
Koo Wee Rup, Australia

Average rainfall in September - Koo Wee Rup, Australia
  • Average rainfall in September: 53mm

The wettest month (with the highest rainfall) is August (60mm).
The driest months (with the least rainfall) are February and March (40mm).

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Average rainfall days in September
Koo Wee Rup, Australia

Average rainfall days in September - Koo Wee Rup, Australia
  • Average rainfall days in September: 17.7 days

The month with the highest number of rainy days is July (18.6 days).
The month with the least rainy days is February (10 days).

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Average daylight in September /
Average sunshine in September
Koo Wee Rup, Australia

Average daylight in September / Average sunshine in September - Koo Wee Rup, Australia
  • Average daylight in September: 11h and 5min

The month with the longest days is December (Average daylight: 14h and 48min).
The month with the shortest days is June (Average daylight: 9h and 36min).

  • Average sunshine in September: 7h and 0min

The month with the most sunshine is December (Average sunshine: 9h and 36min).
The months with the least sunshine are May, July and August (Average sunshine: 6h and 18min).

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Average sunshine days in September
Koo Wee Rup, Australia

Average sunshine days in September - Koo Wee Rup, Australia
  • Average sunshine days in September: 10.7 days

The month with the most sunshine days is January (16.4 days).
The month with the least sunshine days is July (9.3 days).

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Average UV index in September
Koo Wee Rup, Australia

Average UV index in September - Koo Wee Rup, Australia
  • Average UV index in September: 3

The months with the highest UV index are January, February, March, November and December (UV index 5).
The months with the lowest UV index are May, June, July, August and September (UV index 3).

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Average cloud cover in September
Koo Wee Rup, Australia

Average cloud cover in September - Koo Wee Rup, Australia
  • Average cloud cover in September: 47

The month with the most cloud cover is July (Cloud cover 52).
The month with the least cloud cover is January (Cloud cover 32).

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Average visibility in September
Koo Wee Rup, Australia

Average visibility in September - Koo Wee Rup, Australia
  • Average visibility in September: 9km

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).

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Koo Wee Rup, Australia

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