September Weather in Bruce, United States

Last updated: June 24, 2025

In September, the average temperature in Bruce, United States hovers around 25°C (77°F). Expect minimums to drop to 11°C (52°F) and occasional highs reaching 38°C (101°F). Rainfall is not uncommon, with an average precipitation of 97 mm (3.8 in) spread over 8 days, while the air maintains an average humidity level of 74%.

September Temperature in Bruce

In September in Bruce, the average temperature is 25°C (77°F). Maximum temperatures can reach 38°C (101°F), while minimums can drop as low as 11°C (52°F). Overall, it’s a great time to visit Bruce for those who enjoy warm weather and mild evenings.

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

The chart illustrates September temperature patterns in Bruce, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Bruce, September typically has an average temperature of 25°C (77°F), with highs reaching up to 38°C (101°F) and lows dropping to around 11°C (52°F).

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

September Precipitation in Bruce

In Bruce in September, the total precipitation amount is 97 mm (3.8 in), occurring over a span of 8 days.

September Precipitation Trends in Bruce

The chart displays monthly precipitation patterns in Bruce, 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 Bruce, September typically receives around 97 mm (3.8 inches) of precipitation spread over approximately 8 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 Bruce

In Bruce in September humidity is 74%. With an average temperature of 25°C (77°F), this humidity feels like a warm, muggy blanket wrapping around you, making travel a bit more challenging as you find yourself sticky and in need of frequent breaks to hydrate and cool down.

September Average Humidity in Bruce

This chart illustrates the average monthly humidity levels in Bruce, 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 Bruce is approximately 74%, 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 Bruce

In Bruce 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 Bruce.

Maximum UV Index Levels in Bruce for September

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

Data source: Bruce 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 Bruce Compares to Other Months

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

This table compares monthly weather conditions in Bruce, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	7°C (45°F)	124 mm (4.9 inches)	85%	moderate
February Weather	10°C (50°F)	186 mm (7.3 inches)	84%	high
March Weather	14°C (58°F)	165 mm (6.5 inches)	82%	very high
April Weather	17°C (63°F)	144 mm (5.7 inches)	82%	very high
May Weather	22°C (73°F)	112 mm (4.4 inches)	82%	extreme
June Weather	26°C (79°F)	125 mm (4.9 inches)	79%	extreme
July Weather	28°C (82°F)	96 mm (3.8 inches)	82%	extreme
August Weather	27°C (81°F)	118 mm (4.6 inches)	77%	very high
September Weather	25°C (77°F)	97 mm (3.8 inches)	74%	very high
October Weather	19°C (66°F)	118 mm (4.6 inches)	73%	high
November Weather	11°C (52°F)	76 mm (3.0 inches)	85%	high
December Weather	10°C (49°F)	135 mm (5.3 inches)	88%	moderate