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September Weather in San Felipe, Chile

Last updated: August 22, 2025

In San Felipe, Chile, the average temperature in September hovers around 13°C (56°F), creating a mild environment for visitors and locals alike. Temperatures can vary significantly, with minimums dropping to -2°C (28°F) and peaks reaching 30°C (86°F). Expect a touch of rainfall with an average precipitation of 30 mm (1.2 in) spread across 5 days during the month, and enjoy a comfortable average humidity of 56%.

September Temperature in San Felipe

In September in San Felipe, the average temperature is 13°C (56°F), with maximums reaching 30°C (86°F) and minimums dropping as low as -2°C (28°F). This makes it important for travelers to pack layers to accommodate both warm days and chilly nights.

September Weather in San Felipe: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in San Felipe, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Felipe, September typically has an average temperature of 13°C (56°F), with highs reaching up to 30°C (86°F) and lows dropping to around -2°C (28°F).
JanFebMarAprMayJunJulAugSepOctNovDec727067625548485156596670
Data source: Temperature data for San Felipe generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in San Felipe

In San Felipe in September, the precipitation amount is 30 mm (1.2 in) over the course of 5 days.

September Precipitation Trends in San Felipe

The chart displays monthly precipitation patterns in San Felipe, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In San Felipe, September typically receives around 30 mm (1.2 inches) of precipitation spread over approximately 5 days.
JanFebMarAprMayJunJulAugSepOctNovDec41131057915239302565
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in San Felipe

In San Felipe in September, humidity is 56%. With an average temperature of 13°C (56°F), this humidity feels like a refreshing chill in the air, making it a great time for travelers to enjoy outdoor activities without feeling overheated.

September Average Humidity in San Felipe

This chart illustrates the average monthly humidity levels in San Felipe, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in San Felipe is approximately 56%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec41%41%46%52%64%71%75%73%56%61%52%39%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in San Felipe

In San Felipe in September, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in San Felipe.

Maximum UV Index Levels in San Felipe for September

The chart shows the monthly maximum UV Index (UVI) for San Felipe in September, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In September, the maximum UV index in San Felipe typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec151311854568111314
Data source: San Felipe September UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How September Weather in San Felipe Compares to Other Months

Weather in San Felipe varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in San Felipe, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in San Felipe, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather22°C (72°F)4 mm (0.2 inches)41%extreme
February Weather21°C (71°F)11 mm (0.4 inches)41%extreme
March Weather20°C (68°F)3 mm (0.1 inches)46%extreme
April Weather17°C (62°F)10 mm (0.4 inches)52%very high
May Weather13°C (56°F)57 mm (2.2 inches)64%moderate
June Weather9°C (49°F)91 mm (3.6 inches)71%moderate
July Weather9°C (48°F)52 mm (2.1 inches)75%moderate
August Weather11°C (52°F)39 mm (1.5 inches)73%high
September Weather13°C (56°F)30 mm (1.2 inches)56%very high
October Weather15°C (60°F)25 mm (1.0 inches)61%extreme
November Weather19°C (66°F)6 mm (0.3 inches)52%extreme
December Weather21°C (70°F)5 mm (0.2 inches)39%extreme

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