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 snowfall in September
- Average snowfall days 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
September
Weather in September
Temperature
Chaitén records a slight change with September's average high-temperatures adjusting to a still frosty 8.5°C (47.3°F) from August's 7.3°C (45.1°F). Chaitén observes a slightly reduced average nighttime temperature of 3.8°C (38.8°F) during September.Humidity
The average relative humidity in September is 84%.Rainfall
In September, in Chaitén, the rain falls for 22.5 days. Throughout September, 207mm (8.15") of precipitation is accumulated. In Chaitén, during the entire year, the rain falls for 246.9 days and collects up to 3156mm (124.25") of precipitation.Snowfall
Months with snowfall in Chaitén are August and September. September is the month with the most snowfall. Snow falls for 0.2 days and accumulates 2mm (0.08") of snow.Daylight
The average length of the day in September is 11h and 50min.On the first day of September, sunrise is at 07:15 and sunset at 18:25 -04. On the last day of the month, sunrise is at 07:24 and sunset at 19:57 -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 5.8h.UV index
June through October, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for average individuals.Note: The daily high UV index of 2 during September translates into the following recommendations:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Take into account! The reflection from snow can nearly double the Sun's UV radiation intensity.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September in Chaitén?
What is the average humidity in September in Chaitén?
How many days does it rain in September in Chaitén?
What is the snowiest month in Chaitén?
What is the last month it snows in Chaitén?
How many hours of daylight does Chaitén have in September?
When are sunrise and sunset in September in Chaitén?
When does Daylight Saving Time (DST) start in September in Chaitén?
How many hours of sunshine does Chaitén have in September?
When is the lowest UV index in Chaitén?
How high is the UV index in September in Chaitén?
Average temperature in September
Chaitén, Chile
- Average high temperature in September: 8.5°C
The warmest month (with the highest average high temperature) is February (15.8°C).
The month with the lowest average high temperature is July (6.8°C).
- Average low temperature in September: 3.8°C
The month with the highest average low temperature is February (9°C).
The coldest month (with the lowest average low temperature) is July (2.8°C).
Average pressure in September
Chaitén, Chile
- Average pressure in September: 1018.3mbar
The month with the highest atmospheric pressure is September (1018.3mbar).
The month with the lowest atmospheric pressure is December (1014.7mbar).
Average wind speed in September
Chaitén, Chile
- Average wind speed in September: 12.8km/h
The windiest month (with the highest average wind speed) is August (15.2km/h).
The calmest month (with the lowest average wind speed) is March (10.9km/h).
Average humidity in September
Chaitén, Chile
- Average humidity in September: 84%
The month with the highest relative humidity is August (87%).
The months with the lowest relative humidity are January and February (81%).
Average rainfall in September
Chaitén, Chile
- Average rainfall in September: 207mm
The wettest month (with the highest rainfall) is June (409mm).
The driest month (with the least rainfall) is February (126mm).
Average rainfall days in September
Chaitén, Chile
- Average rainfall days in September: 22.5 days
The month with the highest number of rainy days is August (24.2 days).
The month with the least rainy days is February (15.7 days).
Average snowfall in September
Chaitén, Chile
- Average snowfall in September: 2mm
The month with the highest snowfall is September (2mm).
The months with the least snowfall are January, February, March, April, May, June, July, October, November and December (0mm).
Average snowfall days in September
Chaitén, Chile
- Average snowfall days in September: 0.2 days
The month with the highest number of snowfall days is September (0.2 days).
The months with the least snowfall days are January, February, March, April, May, June, July, October, November and December (0 days).
Average daylight in September /
Average sunshine in September
Chaitén, Chile
- Average daylight in September: 11h and 5min
The month with the longest days is December (Average daylight: 15h and 18min).
The month with the shortest days is June (Average daylight: 9h and 6min).
- Average sunshine in September: 5h and 5min
The month with the most sunshine is January (Average sunshine: 8h and 18min).
The month with the least sunshine is June (Average sunshine: 3h and 30min).
Average sunshine days in September
Chaitén, Chile
- Average sunshine days in September: 6.1 days
The month with the most sunshine days is January (12.3 days).
The month with the least sunshine days is August (5.9 days).
Average UV index in September
Chaitén, Chile
- Average UV index in September: 2
The months with the highest UV index are February and March (UV index 4).
The months with the lowest UV index are June, July, August, September and October (UV index 2).
Average cloud cover in September
Chaitén, Chile
- Average cloud cover in September: 54
The months with the most cloud cover are June and August (Cloud cover 63).
The months with the least cloud cover are January and February (Cloud cover 43).
Average visibility in September
Chaitén, Chile
- 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).
