September Weather in Weston, United States

Last updated: June 24, 2025

In September, the average temperature in Weston, United States is a pleasant 17°C (63°F). Visitors can expect temperatures to range from a chilly 1°C (35°F) to a warm 36°C (97°F). With an average humidity of 58%, the weather maintains a comfortable feel. Be prepared for some rain, as 24 mm (0.9 in) of precipitation is anticipated over 4 days throughout the month.

September Temperature in Weston

In September in Weston, the average temperature is 17°C (63°F). The maximum can reach 36°C (97°F), and the minimum can be as low as 1°C (35°F). This range makes it essential for travelers to pack accordingly, ensuring comfort for both warm and cooler moments.

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

The chart illustrates September temperature patterns in Weston, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Weston, September typically has an average temperature of 17°C (63°F), with highs reaching up to 36°C (97°F) and lows dropping to around 1°C (35°F).

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

September Precipitation in Weston

In Weston in September, the precipitation amount is 24 mm (0.9 in) over a period of 4 days.

September Precipitation Trends in Weston

The chart displays monthly precipitation patterns in Weston, 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 Weston, September typically receives around 24 mm (0.9 inches) of precipitation spread over approximately 4 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

September Humidity in Weston

In Weston in September humidity is 58%. With an average temperature of 17°C (63°F), this humidity feels like a refreshing embrace, making it pleasant for traveling as long as you stay hydrated and dress in light layers.

September Average Humidity in Weston

This chart illustrates the average monthly humidity levels in Weston, 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 Weston is approximately 58%, 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 Weston

In Weston 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 Weston.

Maximum UV Index Levels in Weston for September

The chart shows the monthly maximum UV Index (UVI) for Weston 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 Weston typically reaches 8, which falls under the very high exposure category.

Data source: Weston 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 Weston Compares to Other Months

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

This table compares monthly weather conditions in Weston, 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 (35°F)	75 mm (2.9 inches)	86%	moderate
February Weather	1°C (35°F)	116 mm (4.6 inches)	86%	moderate
March Weather	5°C (42°F)	73 mm (2.9 inches)	85%	high
April Weather	9°C (48°F)	61 mm (2.4 inches)	83%	very high
May Weather	14°C (57°F)	46 mm (1.8 inches)	77%	very high
June Weather	18°C (65°F)	22 mm (0.9 inches)	81%	very high
July Weather	23°C (74°F)	1 mm (0.0 inches)	76%	very high
August Weather	22°C (73°F)	9 mm (0.4 inches)	60%	very high
September Weather	17°C (63°F)	24 mm (0.9 inches)	58%	very high
October Weather	10°C (50°F)	58 mm (2.3 inches)	75%	moderate
November Weather	5°C (41°F)	79 mm (3.1 inches)	85%	moderate
December Weather	1°C (35°F)	82 mm (3.2 inches)	87%	low