September Weather in Los Olivos, United States

Last updated: June 24, 2025

In September, the average temperature in Los Olivos, United States is a pleasant 21°C (70°F). However, temperatures can swing from a cool 7°C (44°F) to a scorching 41°C (106°F). Despite these variations, you can expect minimal rainfall with an average precipitation amount of just 2 mm (0.1 in) over 0 days. The humidity remains relatively high at 70%, creating a humid but comfortable climate throughout the month.

September Temperature in Los Olivos

In September in Los Olivos, the average temperature is 21°C (70°F). Maximums can reach 41°C (106°F) and minimums can drop as low as 7°C (44°F). Be prepared for a wide range of temperatures during your travels in Los Olivos this month.

September Weather in Los Olivos: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Los Olivos, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Los Olivos, September typically has an average temperature of 21°C (70°F), with highs reaching up to 41°C (106°F) and lows dropping to around 7°C (44°F).

Data source: Temperature data for Los Olivos generated using information from the Copernicus Climate Change Service.

September Precipitation in Los Olivos

In Los Olivos in September, the precipitation amount is 2 mm (0.1 in) during a span of 0 days.

September Precipitation Trends in Los Olivos

The chart displays monthly precipitation patterns in Los Olivos, 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 Los Olivos, September typically receives around 2 mm (0.1 inches) of precipitation spread over approximately 0 days.

Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

September Humidity in Los Olivos

In Los Olivos in September, humidity is 70%. With an average temperature of 21°C (70°F), this humidity feels like a warm, muggy embrace, making travel slightly uncomfortable, as the air clings to your skin and can leave you feeling sticky and in need of frequent breaks to cool down.

September Average Humidity in Los Olivos

This chart illustrates the average monthly humidity levels in Los Olivos, 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 Los Olivos is approximately 70%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Los Olivos

In Los Olivos in September, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Los Olivos.

Maximum UV Index Levels in Los Olivos for September

The chart shows the monthly maximum UV Index (UVI) for Los Olivos 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 Los Olivos typically reaches 10, which falls under the very high exposure category.

Data source: Los Olivos 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 Los Olivos Compares to Other Months

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

This table compares monthly weather conditions in Los Olivos, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	11°C (52°F)	95 mm (3.7 inches)	80%	moderate
February Weather	11°C (52°F)	85 mm (3.3 inches)	83%	high
March Weather	12°C (53°F)	94 mm (3.7 inches)	80%	very high
April Weather	15°C (59°F)	25 mm (1.0 inches)	76%	very high
May Weather	16°C (62°F)	13 mm (0.5 inches)	75%	extreme
June Weather	20°C (69°F)	1 mm (0.0 inches)	74%	extreme
July Weather	23°C (73°F)	1 mm (0.0 inches)	75%	extreme
August Weather	23°C (73°F)	0 mm (0.0 inches)	72%	extreme
September Weather	21°C (70°F)	2 mm (0.1 inches)	70%	very high
October Weather	18°C (65°F)	9 mm (0.3 inches)	70%	high
November Weather	14°C (58°F)	29 mm (1.1 inches)	74%	moderate
December Weather	11°C (52°F)	61 mm (2.4 inches)	76%	moderate