September Weather in McGregor, United States

Last updated: June 24, 2025

In September, the average temperature in McGregor, United States is a pleasant 18°C (65°F). Expect minimums to dip to 3°C (38°F), while the mercury can rise to a maximum of 33°C (91°F). During this month, precipitation amounts average 120 mm (4.7 in) over 11 days, and humidity levels hover around 74%, creating a uniquely comfortable atmosphere.

September Temperature in McGregor

In September in McGregor, the average temperature is 18°C (65°F). Maximum temperatures can reach 33°C (91°F), while minimums can drop as low as 3°C (38°F). This climate makes McGregor a great destination for travelers seeking a mix of warm days and cool evenings.

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

The chart illustrates September temperature patterns in McGregor, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In McGregor, September typically has an average temperature of 18°C (65°F), with highs reaching up to 33°C (91°F) and lows dropping to around 3°C (38°F).

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

September Precipitation in McGregor

In McGregor in September, the precipitation amount is 120 mm (4.7 in) during a span of 11 days.

September Precipitation Trends in McGregor

The chart displays monthly precipitation patterns in McGregor, 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 McGregor, September typically receives around 120 mm (4.7 inches) of precipitation spread over approximately 11 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 McGregor

In McGregor in September humidity is 74%. With an average temperature of 18°C (65°F), this humidity feels like a warm, sticky embrace that can make even short walks feel laborious, leading travelers to seek shade and refreshment more often.

September Average Humidity in McGregor

This chart illustrates the average monthly humidity levels in McGregor, 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 McGregor 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 McGregor

In McGregor 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 McGregor.

Maximum UV Index Levels in McGregor for September

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

Data source: McGregor 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 McGregor Compares to Other Months

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

This table compares monthly weather conditions in McGregor, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-6°C (21°F)	41 mm (1.6 inches)	84%	moderate
February Weather	-6°C (22°F)	54 mm (2.1 inches)	85%	moderate
March Weather	2°C (37°F)	60 mm (2.4 inches)	84%	moderate
April Weather	8°C (47°F)	78 mm (3.1 inches)	83%	very high
May Weather	16°C (60°F)	144 mm (5.6 inches)	75%	very high
June Weather	22°C (72°F)	131 mm (5.1 inches)	79%	very high
July Weather	24°C (75°F)	114 mm (4.5 inches)	75%	very high
August Weather	22°C (71°F)	91 mm (3.6 inches)	69%	very high
September Weather	18°C (65°F)	120 mm (4.7 inches)	74%	very high
October Weather	10°C (51°F)	129 mm (5.1 inches)	79%	moderate
November Weather	2°C (36°F)	48 mm (1.9 inches)	88%	moderate
December Weather	-2°C (29°F)	39 mm (1.5 inches)	82%	low