September Weather in Dixon, United States

Last updated: June 24, 2025

In Dixon, United States, the average temperature in September is a comfortable 22°C (72°F). However, temperatures can vary significantly, dipping to a chilly 7°C (45°F) and soaring up to a sweltering 35°C (96°F). Expect precipitation of around 51 mm (2.0 in) over 6 days, and enjoy an average humidity level of 68%, making it a pleasant time to experience the local climate.

September Temperature in Dixon

In September in Dixon, the average temperature is 22°C (72°F). The maximum can reach 35°C (96°F), and the minimum can be as low as 7°C (45°F). It's an ideal time for travelers to enjoy a variety of outdoor activities while being prepared for both warm and cooler temperatures.

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

The chart illustrates September temperature patterns in Dixon, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Dixon, September typically has an average temperature of 22°C (72°F), with highs reaching up to 35°C (96°F) and lows dropping to around 7°C (45°F).

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

September Precipitation in Dixon

In Dixon in September, the precipitation amount is 51 mm (2.0 in) over the course of 6 days.

September Precipitation Trends in Dixon

The chart displays monthly precipitation patterns in Dixon, 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 Dixon, September typically receives around 51 mm (2.0 inches) of precipitation spread over approximately 6 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 Dixon

In Dixon in September humidity is 68%. With an average temperature of 22°C (72°F), this humidity feels like a warm embrace, slightly stifling but still manageable for traveling, creating an atmosphere that encourages leisurely outdoor activities while prompting occasional breaks for refreshment.

September Average Humidity in Dixon

This chart illustrates the average monthly humidity levels in Dixon, 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 Dixon is approximately 68%, 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 Dixon

In Dixon in September, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Dixon.

Maximum UV Index Levels in Dixon for September

The chart shows the monthly maximum UV Index (UVI) for Dixon 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 Dixon typically reaches 9, which falls under the very high exposure category.

Data source: Dixon 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 Dixon Compares to Other Months

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

This table compares monthly weather conditions in Dixon, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	1°C (34°F)	79 mm (3.1 inches)	83%	moderate
February Weather	2°C (37°F)	85 mm (3.3 inches)	81%	high
March Weather	9°C (48°F)	130 mm (5.1 inches)	80%	high
April Weather	13°C (55°F)	141 mm (5.6 inches)	80%	very high
May Weather	19°C (66°F)	171 mm (6.7 inches)	83%	very high
June Weather	24°C (76°F)	85 mm (3.3 inches)	83%	extreme
July Weather	26°C (79°F)	91 mm (3.6 inches)	76%	extreme
August Weather	24°C (76°F)	95 mm (3.7 inches)	69%	very high
September Weather	22°C (72°F)	51 mm (2.0 inches)	68%	very high
October Weather	15°C (59°F)	113 mm (4.4 inches)	72%	high
November Weather	7°C (45°F)	64 mm (2.5 inches)	83%	moderate
December Weather	5°C (40°F)	53 mm (2.1 inches)	86%	moderate