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
Weather in September
Temperature
The arrival of September marks a slight shift to an average high-temperature of a still refreshing 14.4°C (57.9°F) from August's 13°C (55.4°F). The temperature in Santa María lowers to an average of 2.7°C (36.9°F) during September nights.Humidity
The months with the highest humidity are July and September, with an average relative humidity of 58%.Rainfall
In Santa María, during September, the rain falls for 6.2 days and regularly aggregates up to 19mm (0.75") of precipitation. Throughout the year, there are 51 rainfall days, and 211mm (8.31") of precipitation is accumulated.Snowfall
In Santa María, snow does not fall in January through June, August through December.Daylight
In Santa María, the average length of the day in September is 11h and 55min.On the first day of the month, sunrise is at 06:58 and sunset at 18:25 -04. On the last day of September, in Santa María, sunrise is at 07:20 and sunset at 19:44 -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 in Santa María, Chile, is 9h.UV index
In Santa María, the average daily maximum UV index in September is 3. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for average individuals.Note: The maximum UV index of 3 during September translates into these guidelines:
Exercise care. People with light skin might get burns in fewer than 30 minutes. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. Always opt for UVA and UVB-resistant sunglasses on radiant days.
Frequently asked questions
What is the average September temperature in Santa María?
What are the most humid months in Santa María?
What is the average humidity in September in Santa María?
How much does it rain in Santa María in September?
When it does not snow in Santa María?
How many hours of daylight does Santa María have in September?
When are sunrise and sunset in September in Santa María?
When does Daylight Saving Time (DST) start in September in Santa María?
How many hours of sunshine does Santa María have in September?
What is the UV index intensity in September in Santa María?
Average temperature in September
Santa María, Chile
- Average high temperature in September: 14.4°C
The warmest month (with the highest average high temperature) is January (24.5°C).
The month with the lowest average high temperature is July (10.7°C).
- Average low temperature in September: 2.7°C
The month with the highest average low temperature is January (12.1°C).
The coldest month (with the lowest average low temperature) is July (1.4°C).
Average pressure in September
Santa María, Chile
- Average pressure in September: 1018.9mbar
The month with the highest atmospheric pressure is July (1019.5mbar).
The month with the lowest atmospheric pressure is February (1014.5mbar).
Average wind speed in September
Santa María, Chile
- Average wind speed in September: 7.2km/h
The windiest month (with the highest average wind speed) is January (8km/h).
The calmest month (with the lowest average wind speed) is May (6.3km/h).
Average humidity in September
Santa María, Chile
- Average humidity in September: 58%
The months with the highest relative humidity are July and September (58%).
The month with the lowest relative humidity is April (42%).
Average rainfall in September
Santa María, Chile
- Average rainfall in September: 19mm
The wettest month (with the highest rainfall) is June (68mm).
The driest month (with the least rainfall) is March (2mm).
Average rainfall days in September
Santa María, Chile
- Average rainfall days in September: 6.2 days
The month with the highest number of rainy days is June (7.3 days).
The months with the least rainy days are February and December (1.5 days).
Average snowfall in September
Santa María, Chile
- Average snowfall in September: 0mm
The month with the highest snowfall is July (20mm).
The months with the least snowfall are January, February, March, April, May, June, August, September, October, November and December (0mm).
Average snowfall days in September
Santa María, Chile
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is July (0.3 days).
The months with the least snowfall days are January, February, March, April, May, June, August, September, October, November and December (0 days).
Average daylight in September /
Average sunshine in September
Santa María, Chile
- Average daylight in September: 11h and 5min
The month with the longest days is December (Average daylight: 14h and 18min).
The month with the shortest days is June (Average daylight: 10h and 0min).
- Average sunshine in September: 9h and 0min
The month with the most sunshine is February (Average sunshine: 10h and 0min).
The month with the least sunshine is June (Average sunshine: 8h and 30min).
Average sunshine days in September
Santa María, Chile
- Average sunshine days in September: 22.1 days
The month with the most sunshine days is March (28 days).
The month with the least sunshine days is September (22.1 days).
Average UV index in September
Santa María, Chile
- Average UV index in September: 3
The months with the highest UV index are January, February, March, November and December (UV index 5).
The month with the lowest UV index is July (UV index 2).
Average cloud cover in September
Santa María, Chile
- Average cloud cover in September: 20
The month with the most cloud cover is June (Cloud cover 24).
The month with the least cloud cover is February (Cloud cover 3).
Average visibility in September
Santa María, 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).
Santa María, Chile
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