September weather forecast
Boneo, Australia

September

Weather in September

September, the first month of the spring in Boneo, is still a mild month, with an average temperature fluctuating between 15.4°C (59.7°F) and 9.4°C (48.9°F).

Temperature

The transition into September reveals an average high-temperature of a still mild 15.4°C (59.7°F), mirroring a close resemblance to August. An average low-temperature of 9.4°C (48.9°F) is recorded in the month of September.

Humidity

In September, the average relative humidity is 74%.

Rainfall

In September, the rain falls for 17.3 days. Throughout September, 52mm (2.05") of precipitation is accumulated. In Boneo, during the entire year, the rain falls for 177.5 days and collects up to 562mm (22.13") of precipitation.

Daylight

In September, the average length of the day in Boneo, Australia, is 11h and 50min.
On the first day of September in Boneo, sunrise is at 6:42 am and sunset at 5:58 pm. On the last day of the month, sunrise is at 5:56 am and sunset at 6:24 pm AEST.

Sunshine

In September, the average sunshine is 7.2h.

UV index

The average daily maximum UV index in September in Boneo, Australia, is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for ordinary individuals.
Note: In September, the maximum UV index of 4 suggests this advice:
Be cautious. Those with fair skin can be subjected to burns in fewer than 30 minutes. To avoid the Sun's strongest rays, limit exposure around the mid-day period. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.

Frequently asked questions

What are September temperatures in Boneo?
The high-temperature during September is 15.4°C (59.7°F) and the low-temperature is 9.4°C (48.9°F).
What is the average humidity in September in Boneo?
In September, the average relative humidity in Boneo is 74%.
How much does it rain in Boneo in September?
In Boneo, during September, the rain falls for 17.3 days and regularly aggregates up to 52mm (2.05") of precipitation.
How many hours of daylight does Boneo have in September?
The average day length in September in Boneo, Australia, is 11h and 50min.
When are sunrise and sunset in September in Boneo?
In September, on the first day of the month, sunrise is at 6:42 am and sunset at 5:58 pm. On the last day of the month, in Boneo, Australia, sunrise is at 5:56 am and sunset at 6:24 pm AEST.
How long on average sun shines in September in Boneo?
The average sunshine duration in September in Boneo, Australia, is 7.2h.
How high is the UV index in September in Boneo?
In September, the average daily maximum UV index in Boneo is 4. A UV Index value of 3 to 5 symbolizes a medium hazard to health from exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in September
Boneo, Australia
  • Average high temperature in September: 15.4°C

The warmest months (with the highest average high temperature) are January and February (23.4°C).
The month with the lowest average high temperature is July (13°C).

  • Average low temperature in September: 9.4°C

The month with the highest average low temperature is February (16.2°C).
The coldest months (with the lowest average low temperature) are July and August (8.6°C).

Average pressure in September
Boneo, Australia
  • Average pressure in September: 1016.1mbar

The month with the highest atmospheric pressure is June (1021mbar).
The month with the lowest atmospheric pressure is January (1012.6mbar).

Average wind speed in September
Boneo, Australia
  • Average wind speed in September: 17.1km/h

The windiest months (with the highest average wind speed) are July and August (18.6km/h).
The calmest months (with the lowest average wind speed) are January, March and December (14km/h).

Average humidity in September
Boneo, Australia
  • Average humidity in September: 74%

The month with the highest relative humidity is June (78%).
The month with the lowest relative humidity is January (68%).

Average rainfall in September
Boneo, Australia
  • Average rainfall in September: 52mm

The wettest month (with the highest rainfall) is May (59mm).
The driest month (with the least rainfall) is March (34mm).

Average rainfall days in September
Boneo, Australia
  • Average rainfall days in September: 17.3 days

The month with the highest number of rainy days is August (19.3 days).
The month with the least rainy days is January (10.1 days).

Average daylight in September /
Average sunshine in September
Boneo, 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 30min).

  • Average sunshine in September: 7h and 1min

The month with the most sunshine is December (Average sunshine: 9h and 42min).
The month with the least sunshine is May (Average sunshine: 6h and 24min).

Average sunshine days in September
Boneo, Australia
  • Average sunshine days in September: 9.9 days

The month with the most sunshine days is January (17.1 days).
The month with the least sunshine days is August (9.4 days).

Average UV index in September
Boneo, Australia
  • Average UV index in September: 4

The month with the highest UV index is December (UV index 6).
The months with the lowest UV index are June, July and August (UV index 3).

Average cloud cover in September
Boneo, Australia
  • Average cloud cover in September: 44

The month with the most cloud cover is July (Cloud cover 49).
The month with the least cloud cover is January (Cloud cover 31).

Average visibility in September
Boneo, Australia
  • Average visibility in September: 10km

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

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