September weather forecastCaspana, Chile
September
Weather in September
September, the first month of the spring in Caspana, is also a moderate month, with an average temperature ranging between max 15.9°C (60.6°F) and min 3°C (37.4°F).Temperature
Entering September, Caspana's average high-temperature reads a still moderate 15.9°C (60.6°F), indicating a close resemblance to the previous month's climate. A noticeable downturn in temperature characterizes the September nights, averaging at a wintry 3°C (37.4°F).Humidity
In Caspana, the average relative humidity in September is 23%.Rainfall
September is the last month it rains in Caspana. During 0.5 rainfall days, in September, Caspana aggregates 1mm (0.04") of precipitation. In Caspana, during the entire year, the rain falls for 23.5 days and collects up to 58mm (2.28") of precipitation.Snowfall
January through April, August through December are months without snowfall.Daylight
In September, the average length of the day is 11h and 59min.On the first day of September, sunrise is at 06:42 and sunset at 18:23 -04. On the last day of the month, sunrise is at 07:13 and sunset at 19:31 -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
In September, the average sunshine is 9.9h.UV index
The months with the highest UV index are January through March, August through December, with an average maximum UV index of 4. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: In September, the maximum UV index of 4 suggests these recommendations:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Caspana, Chile
- Average high temperature in September: 15.9°C
The warmest months (with the highest average high temperature) are January and December (20.6°C).
The month with the lowest average high temperature is July (12.2°C).
- Average low temperature in September: 3°C
The month with the highest average low temperature is February (9.9°C).
The coldest month (with the lowest average low temperature) is July (0.3°C).
Average pressure in September
Caspana, Chile
- Average pressure in September: 1018.9mbar
The months with the highest atmospheric pressure are June and July (1021.2mbar).
The month with the lowest atmospheric pressure is December (1014.7mbar).
Average wind speed in September
Caspana, Chile
- Average wind speed in September: 7.5km/h
The windiest month (with the highest average wind speed) is January (8.5km/h).
The calmest month (with the lowest average wind speed) is April (6.1km/h).
Average humidity in September
Caspana, Chile
- Average humidity in September: 23%
The month with the highest relative humidity is February (46%).
The month with the lowest relative humidity is October (21%).
Average rainfall in September
Caspana, Chile
- Average rainfall in September: 1mm
The wettest month (with the highest rainfall) is February (23mm).
The driest months (with the least rainfall) are October and November (0mm).
Average rainfall days in September
Caspana, Chile
- Average rainfall days in September: 0.5 days
The month with the highest number of rainy days is February (7.7 days).
The month with the least rainy days is November (0.1 days).
Average snowfall in September
Caspana, Chile
- Average snowfall in September: 0mm
The month with the highest snowfall is July (4mm).
The months with the least snowfall are January, February, March, April, August, September, October, November and December (0mm).
Average snowfall days in September
Caspana, Chile
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is July (0.5 days).
The months with the least snowfall days are January, February, March, September, October, November and December (0 days).
Average daylight in September /
Average sunshine in September
Caspana, Chile
- Average daylight in September: 12h and 0min
The month with the longest days is December (Average daylight: 13h and 30min).
The month with the shortest days is June (Average daylight: 10h and 48min).
- Average sunshine in September: 9h and 54min
The months with the most sunshine are April and November (Average sunshine: 10h and 0min).
The month with the least sunshine is June (Average sunshine: 9h and 42min).
Average sunshine days in September
Caspana, Chile
- Average sunshine days in September: 29.5 days
The month with the most sunshine days is October (30.7 days).
The month with the least sunshine days is February (17.8 days).
Average UV index in September
Caspana, Chile
- Average UV index in September: 4
The months with the highest UV index are January, February, March, August, September, October, November and December (UV index 4).
The months with the lowest UV index are April, May, June and July (UV index 3).
Average cloud cover in September
Caspana, Chile
- Average cloud cover in September: 2
The month with the most cloud cover is February (Cloud cover 11).
The months with the least cloud cover are August, September and November (Cloud cover 2).
Average visibility in September
Caspana, Chile
- 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).





