September Weather in Hudson, United States

Last updated: June 24, 2025

In Hudson, United States, the average temperature in September is a pleasant 20°C (69°F). However, temperatures can range from a chilly 0°C (33°F) to a scorching 38°C (101°F). Expect a light precipitation of 18 mm (0.7 in) over about 4 days, accompanied by an average humidity of 79%. Stay prepared for a mix of conditions!

September Temperature in Hudson

In September in Hudson, the average temperature is 20°C (69°F). Maximum can reach 38°C (101°F), and minimum can be as low as 0°C (33°F). This makes Hudson an ideal destination for travelers seeking warm weather along with the possibility of cooler evenings.

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

The chart illustrates September temperature patterns in Hudson, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hudson, September typically has an average temperature of 20°C (69°F), with highs reaching up to 38°C (101°F) and lows dropping to around 0°C (33°F).

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

September Precipitation in Hudson

In Hudson in September, the total precipitation amount is 18 mm (0.7 in) spread over a duration of 4 days.

September Precipitation Trends in Hudson

The chart displays monthly precipitation patterns in Hudson, 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 Hudson, September typically receives around 18 mm (0.7 inches) of precipitation spread over approximately 4 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 Hudson

In Hudson in September humidity is 79%. With an average temperature of 20°C (69°F), this humidity feels like a warm, steamy embrace, making travel slightly uncomfortable as the air feels heavy and sticky, often leaving you yearning for a cool breeze or air conditioning to escape the dampness.

September Average Humidity in Hudson

This chart illustrates the average monthly humidity levels in Hudson, 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 Hudson is approximately 79%, 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 Hudson

In Hudson 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 Hudson.

Maximum UV Index Levels in Hudson for September

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

Data source: Hudson 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 Hudson Compares to Other Months

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

This table compares monthly weather conditions in Hudson, 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 (31°F)	14 mm (0.5 inches)	74%	moderate
February Weather	-1°C (31°F)	14 mm (0.6 inches)	75%	moderate
March Weather	6°C (43°F)	46 mm (1.8 inches)	66%	high
April Weather	10°C (50°F)	36 mm (1.4 inches)	62%	very high
May Weather	15°C (59°F)	84 mm (3.3 inches)	74%	extreme
June Weather	22°C (72°F)	31 mm (1.2 inches)	76%	extreme
July Weather	25°C (77°F)	30 mm (1.2 inches)	75%	extreme
August Weather	24°C (75°F)	28 mm (1.1 inches)	80%	extreme
September Weather	20°C (69°F)	18 mm (0.7 inches)	79%	very high
October Weather	10°C (51°F)	22 mm (0.9 inches)	77%	high
November Weather	5°C (42°F)	14 mm (0.5 inches)	74%	moderate
December Weather	1°C (34°F)	8 mm (0.3 inches)	80%	moderate