Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average sea temperature in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
September in Concepción records an average high-temperature of a moderate 14.5°C (58.1°F), indicating a minor variation from the preceding month. Concepción experiences an average nighttime temperature of 8°C (46.4°F) in the month of September.Humidity
In September, the average relative humidity in Concepción is 78%.Rainfall
In Concepción, in September, 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 seawater temperature in September is 12.3°C (54.1°F).Note: Unprotected swimming in 12.3°C (54.1°F) is dangerous due to potential cold shock. Especially when temperatures go below 10°C (50°F), leading to hyperventilation.
Daylight
The average length of the day in September in Concepción is 11h and 53min.On the first day of the month, sunrise is at 07:11 and sunset at 18:32 -04. On the last day of September, in Concepción, sunrise is at 07:28 and sunset at 19:55 -03.
Note: On Sunday, 08. September 2024, at 00:00, Daylight Saving Time starts, and the time zone changes from -04 to -03. Daylight Saving Time lasts until Sunday, 06. April 2025, at 00:00; consequently, the time zone reverts from -03 to -04.
Sunshine
The average sunshine in September is 7.8h.UV index
In September, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for the ordinary person.Note: The maximum UV index of 4 during September translates into these guidelines:
Ensure safety - Sun damage prevention is strongly urged. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. 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.
Frequently asked questions
What is the average September temperature in Concepción?
What is the average humidity in September in Concepción?
How much does it rain in Concepción in September?
How cold is the water in September in Concepción?
What is the average length of the day in September in Concepción?
When are sunrise and sunset in September in Concepción?
When does Daylight Saving Time (DST) start in September in Concepción?
How long on average sun shines in September in Concepción?
How high is the UV index in September in Concepción?
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).
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).
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).
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%).
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).
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).
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).
Average daylight in September /
Average sunshine in September
Concepción, Chile
- Average daylight in September: 11h and 5min
The month with the longest days is December (Average daylight: 14h and 36min).
The month with the shortest days is June (Average daylight: 9h and 42min).
- Average sunshine in September: 7h and 5min
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).
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).
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).
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).
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).
Concepción, Chile
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