September Weather in Madrone, United States

Last updated: June 24, 2025

In September, the average temperature in Madrone, United States hovers around 23°C (73°F), offering a pleasant climate. However, you can experience a temperature range from a cool 5°C (41°F) to a scorching 35°C (96°F). During the month, expect about 23 mm (0.9 in) of precipitation spread over roughly 3 days, while the average humidity sits at a comfortable 72%.

September Temperature in Madrone

In September in Madrone, the average temperature is 23°C (73°F). The maximum can reach 35°C (96°F), while the minimum can be as low as 5°C (41°F). This variation in temperatures makes it a great destination for travelers seeking both warm and cooler weather experiences.

September Weather in Madrone: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Madrone, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Madrone, September typically has an average temperature of 23°C (73°F), with highs reaching up to 35°C (96°F) and lows dropping to around 5°C (41°F).

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

September Precipitation in Madrone

In Madrone in September, the precipitation amount is 23 mm (0.9 in) over the course of 3 days.

September Precipitation Trends in Madrone

The chart displays monthly precipitation patterns in Madrone, 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 Madrone, September typically receives around 23 mm (0.9 inches) of precipitation spread over approximately 3 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 Madrone

In Madrone in September, humidity is 72%. With an average temperature of 23°C (73°F), this humidity feels like a warm embrace, making travel exhilarating yet slightly sticky, as the air clings to your skin and invites you to seek out cool, refreshing places to explore.

September Average Humidity in Madrone

This chart illustrates the average monthly humidity levels in Madrone, 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 Madrone is approximately 72%, 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 Madrone

In Madrone in September, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Madrone.

Maximum UV Index Levels in Madrone for September

The chart shows the monthly maximum UV Index (UVI) for Madrone 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 Madrone typically reaches 11, which falls under the extreme exposure category.

Data source: Madrone 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 Madrone Compares to Other Months

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

This table compares monthly weather conditions in Madrone, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	3°C (38°F)	15 mm (0.6 inches)	78%	moderate
February Weather	6°C (43°F)	17 mm (0.7 inches)	79%	high
March Weather	11°C (52°F)	12 mm (0.5 inches)	66%	very high
April Weather	16°C (61°F)	12 mm (0.5 inches)	60%	extreme
May Weather	21°C (69°F)	7 mm (0.3 inches)	57%	extreme
June Weather	26°C (79°F)	13 mm (0.5 inches)	55%	extreme
July Weather	27°C (80°F)	26 mm (1.0 inches)	56%	extreme
August Weather	26°C (79°F)	16 mm (0.6 inches)	65%	extreme
September Weather	23°C (73°F)	23 mm (0.9 inches)	72%	extreme
October Weather	15°C (60°F)	23 mm (0.9 inches)	78%	very high
November Weather	9°C (49°F)	13 mm (0.5 inches)	81%	high
December Weather	4°C (39°F)	11 mm (0.4 inches)	79%	moderate