September weather forecast
Concepción, Chile

The main entrance into the University of Concepción in Chile
The main entrance into the University of Concepción in Chile

Weather in September

The first month of the spring, September, is a moderate month in Concepción, Chile, with temperature in the range of an average low of 8°C (46.4°F) and an average high of 14.5°C (58.1°F).

Temperature

In Concepción, the average high-temperature in September is practically the same as in August - a moderate 14.5°C (58.1°F). In September, in Concepción, Chile, the average low-temperature is 8°C (46.4°F).

Humidity

The average relative humidity in September is 78%.

Rainfall

In Concepción, it is raining for 9.9 days, with typically 48mm (1.89") of accumulated precipitation. In Concepción, during the entire year, the rain falls for 99.3 days and collects up to 574mm (22.6") of precipitation.

Sea temperature

In Concepción, the average water temperature is 12.3°C (54.1°F).
Note: Swimming in 12.3°C (54.1°F) is considered dangerous. Unprotected immersion in temperatures below 10°C (50°F) causes quickly maximum intensity cold shock with hyperventilation.

Daylight

In Concepción, the average length of the day in September is 11h and 53min.
On the first day of the month, sunrise is at 07:12 and sunset at 18:31 -04. On the last day of September, in Concepción, Chile, sunrise is at 07:29 and sunset at 19:55 -03.
Note: On Sunday, 03. September 2023, at 00:00, Daylight Saving Time starts, and the time zone changes from -04 to -03. Daylight Saving Time lasts until Sunday, 07. April 2024, at 00:00; consequently, the time zone reverts from -03 to -04.

Sunshine

The average sunshine in September in Concepción is 7.8h.

UV index

In Concepción, Chile, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In September, the average maximum UV index of 4 translate into the following recommendations:
Take precautions - Protection against skin and eye damage is obliged. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
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FAQ

What is the temperature in September in Concepción?

In Concepción, in September, the average high-temperature is 14.5°C (58.1°F), and the average low-temperature is 8°C (46.4°F).

What is the average humidity in September in Concepción?

In Concepción, Chile, the average relative humidity in September is 78%.

How many days does it rain in September in Concepción?

In Concepción, Chile, in September, it is raining for 9.9 days, with typically 48mm (1.89") of accumulated precipitation.

What is the water temperature in September in Concepción?

In Concepción, Chile, the average seawater temperature in September is 12.3°C (54.1°F). Swimming in 12.3°C (54.1°F) is considered dangerous. Unprotected immersion in temperatures below 10°C (50°F) causes quickly maximum intensity cold shock with hyperventilation.

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

In September, the average day length in Concepción is 11h and 53min.

When are sunrise and sunset in September in Concepción?

On the first day of September in Concepción, Chile, sunrise is at 07:12 and sunset at 18:31 -04. On the last day of the month, sunrise is at 07:29 and sunset at 19:55 -03.

When does Daylight Saving Time (DST) start in September in Concepción?

On Sunday, 03. September 2023, at 00:00, Daylight Saving Time starts in Concepción, Chile, and the time zone changes from -04 to -03. DST ends on Sunday, 07. April 2024, at 00:00.

How many hours of sunshine does Concepción have in September?

In September, the average sunshine duration in Concepción, Chile, is 7.8h.

How high is the UV index in September in Concepción?

The average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a medium hazard to health from unprotected exposure to UV radiation.

Average temperature in September
Concepción, Chile

Average temperature in September - Concepción, Chile
  • Average high temperature in September: 14.5°C

The warmest month (with the highest average high temperature) is January (22.4°C).
The month with the lowest average high temperature is July (12.1°C).

  • Average low temperature in September: 8°C

The month with the highest average low temperature is January (13.5°C).
The coldest month (with the lowest average low temperature) is July (7.4°C).

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Average pressure in September
Concepción, Chile

Average pressure in September - Concepción, Chile
  • Average pressure in September: 1019.9mbar

The months with the highest atmospheric pressure are July and September (1019.9mbar).
The month with the lowest atmospheric pressure is February (1014.3mbar).

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Average wind speed in September
Concepción, Chile

Average wind speed in September - Concepción, Chile
  • Average wind speed in September: 13.7km/h

The windiest month (with the highest average wind speed) is January (15.1km/h).
The calmest month (with the lowest average wind speed) is May (11.9km/h).

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Average humidity in September
Concepción, Chile

Average humidity in September - Concepción, Chile
  • Average humidity in September: 78%

The month with the highest relative humidity is June (82%).
The month with the lowest relative humidity is January (69%).

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Average rainfall in September
Concepción, Chile

Average rainfall in September - Concepción, Chile
  • Average rainfall in September: 48mm

The wettest month (with the highest rainfall) is June (156mm).
The driest month (with the least rainfall) is January (4mm).

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Average rainfall days in September
Concepción, Chile

Average rainfall days in September - Concepción, Chile
  • Average rainfall days in September: 9.9 days

The month with the highest number of rainy days is July (15.6 days).
The month with the least rainy days is January (2.6 days).

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Average sea temperature in September
Concepción, Chile

Average sea temperature in September - Concepción, Chile
  • Average sea temperature in September: 12.3°C

The best month for swimming (with the highest average sea temperature) is March (15°C).
The coldest month (with the lowest average sea temperature) is August (11.9°C).

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Average daylight in September /
Average sunshine in September
Concepción, Chile

Average daylight in September / Average sunshine in September - Concepción, Chile
  • Average daylight in September: 11h and 53min

The month with the longest days is December (Average daylight: 14h and 38min).
The month with the shortest days is June (Average daylight: 9h and 41min).

  • Average sunshine in September: 7h and 48min

The month with the most sunshine is January (Average sunshine: 11h and 48min).
The month with the least sunshine is June (Average sunshine: 5h and 30min).

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Average sunshine days in September
Concepción, Chile

Average sunshine days in September - Concepción, Chile
  • Average sunshine days in September: 18.1 days

The month with the most sunshine days is January (27.9 days).
The month with the least sunshine days is July (13.4 days).

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Average UV index in September
Concepción, Chile

Average UV index in September - Concepción, Chile
  • Average UV index in September: 4

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 June, July and August (UV index 3).

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Average cloud cover in September
Concepción, Chile

Average cloud cover in September - Concepción, Chile
  • Average cloud cover in September: 33

The month with the most cloud cover is June (Cloud cover 44).
The month with the least cloud cover is January (Cloud cover 10).

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Average visibility in September
Concepción, Chile

Average visibility in September - Concepción, Chile
  • Average visibility in September: 9km

The months with the highest visibility are January, February, March, April, June, October, November and December (10km).
The months with the lowest visibility are May, July, August and September (9km).

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