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 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
The arrival of September brings an average high-temperature of an enjoyable 16°C (60.8°F), nearly identical to August's 13.3°C (55.9°F). Santa Bárbara experiences a mean low-temperature of 4.8°C (40.6°F) during September.Humidity
In September, the average relative humidity is 78%.Rainfall
In September, in Santa Bárbara, the rain falls for 11.2 days. Throughout September, 54mm (2.13") of precipitation is accumulated. In Santa Bárbara, during the entire year, the rain falls for 111.9 days and collects up to 736mm (28.98") of precipitation.Daylight
In Santa Bárbara, the average length of the day in September is 11h and 52min.On the first day of September in Santa Bárbara, sunrise is at 07:08 and sunset at 18:27 -04. On the last day of the month, sunrise is at 07:23 and sunset at 19:51 -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 7.5h.UV index
The months with the lowest UV index are May through October, with an average maximum UV index of 3. A UV Index estimate of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for ordinary individuals.Note: The daily maximum UV index of 3 in September interprets into the following advice:
Undertake protective steps - Preventing sun damage is advised. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. To cut down UV radiation exposure by about half, sport a wide-brim hat.
Frequently asked questions
What is the temperature in September in Santa Bárbara?
What is the average humidity in September in Santa Bárbara?
How many days does it rain in September in Santa Bárbara?
What is the average length of the day in September in Santa Bárbara?
When are sunrise and sunset in September in Santa Bárbara?
When does Daylight Saving Time (DST) start in September in Santa Bárbara?
How long on average sun shines in September in Santa Bárbara?
When is the lowest UV index in Santa Bárbara?
What is the UV index reading in September in Santa Bárbara?
Average temperature in September
Santa Bárbara, Chile
- Average high temperature in September: 16°C
The warmest month (with the highest average high temperature) is January (29.7°C).
The month with the lowest average high temperature is July (11.6°C).
- Average low temperature in September: 4.8°C
The months with the highest average low temperature are January and February (12.2°C).
The coldest month (with the lowest average low temperature) is July (4°C).
Average pressure in September
Santa Bárbara, Chile
- Average pressure in September: 1019.9mbar
The month with the highest atmospheric pressure is July (1020mbar).
The month with the lowest atmospheric pressure is February (1014.2mbar).
Average wind speed in September
Santa Bárbara, Chile
- Average wind speed in September: 9.3km/h
The windiest month (with the highest average wind speed) is January (11.6km/h).
The calmest month (with the lowest average wind speed) is May (8.1km/h).
Average humidity in September
Santa Bárbara, Chile
- Average humidity in September: 78%
The months with the highest relative humidity are June and July (85%).
The month with the lowest relative humidity is January (54%).
Average rainfall in September
Santa Bárbara, Chile
- Average rainfall in September: 54mm
The wettest month (with the highest rainfall) is June (191mm).
The driest month (with the least rainfall) is January (8mm).
Average rainfall days in September
Santa Bárbara, Chile
- Average rainfall days in September: 11.2 days
The month with the highest number of rainy days is July (16.5 days).
The month with the least rainy days is January (3.2 days).
Average daylight in September /
Average sunshine in September
Santa Bárbara, Chile
- Average daylight in September: 11h and 5min
The month with the longest days is December (Average daylight: 14h and 42min).
The month with the shortest days is June (Average daylight: 9h and 36min).
- Average sunshine in September: 7h and 3min
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 18min).
Average sunshine days in September
Santa Bárbara, Chile
- Average sunshine days in September: 17.3 days
The month with the most sunshine days is January (27.3 days).
The month with the least sunshine days is June (12.7 days).
Average UV index in September
Santa Bárbara, Chile
- Average UV index in September: 3
The months with the highest UV index are January, February and December (UV index 6).
The months with the lowest UV index are May, June, July, August, September and October (UV index 3).
Average cloud cover in September
Santa Bárbara, Chile
- Average cloud cover in September: 37
The month with the most cloud cover is June (Cloud cover 47).
The month with the least cloud cover is January (Cloud cover 11).
Average visibility in September
Santa Bárbara, Chile
- Average visibility in September: 9km
The months with the highest visibility are January, February, March and December (10km).
The months with the lowest visibility are July and August (8km).
Santa Bárbara, Chile
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