September Weather in Dexter, United States

Last updated: June 24, 2025

In Dexter, United States, the average temperature in September is a pleasant 24°C (76°F). During this time, you can expect temperatures to vary, with minimums dropping to 6°C (44°F) and maximums soaring up to 39°C (102°F). Rainfall is typically modest, averaging 37 mm (1.5 in) over about 5 days, while the humidity hovers around a comfortable 71%. Enjoy the diverse climate this month has to offer!

September Temperature in Dexter

In September in Dexter, the average temperature is 24°C (76°F). Maximums can reach 39°C (102°F), while minimums can drop to as low as 6°C (44°F). Be prepared for a wide range of temperatures when traveling to Dexter during this month.

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

The chart illustrates September temperature patterns in Dexter, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Dexter, September typically has an average temperature of 24°C (76°F), with highs reaching up to 39°C (102°F) and lows dropping to around 6°C (44°F).

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

September Precipitation in Dexter

In Dexter in September, the precipitation amount is 37 mm (1.5 in) spread over a period of 5 days.

September Precipitation Trends in Dexter

The chart displays monthly precipitation patterns in Dexter, 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 Dexter, September typically receives around 37 mm (1.5 inches) of precipitation spread over approximately 5 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 Dexter

In Dexter in September humidity is 71%. With an average temperature of 24°C (76°F), this humidity feels like a warm, tropical embrace, making it essential to stay hydrated while exploring, as the air is thick and can leave you feeling sticky and slightly tired after even short excursions.

September Average Humidity in Dexter

This chart illustrates the average monthly humidity levels in Dexter, 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 Dexter is approximately 71%, 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 Dexter

In Dexter in September, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Dexter.

Maximum UV Index Levels in Dexter for September

The chart shows the monthly maximum UV Index (UVI) for Dexter 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 Dexter typically reaches 11, which falls under the extreme exposure category.

Data source: Dexter 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 Dexter Compares to Other Months

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

This table compares monthly weather conditions in Dexter, 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 (44°F)	12 mm (0.5 inches)	75%	moderate
February Weather	9°C (48°F)	9 mm (0.4 inches)	74%	high
March Weather	14°C (57°F)	18 mm (0.7 inches)	61%	very high
April Weather	18°C (65°F)	16 mm (0.6 inches)	61%	extreme
May Weather	24°C (75°F)	16 mm (0.6 inches)	67%	extreme
June Weather	28°C (83°F)	33 mm (1.3 inches)	69%	extreme
July Weather	29°C (84°F)	23 mm (0.9 inches)	69%	extreme
August Weather	28°C (82°F)	56 mm (2.2 inches)	66%	extreme
September Weather	24°C (76°F)	37 mm (1.5 inches)	71%	extreme
October Weather	17°C (64°F)	36 mm (1.4 inches)	71%	very high
November Weather	11°C (53°F)	10 mm (0.4 inches)	82%	high
December Weather	8°C (46°F)	6 mm (0.2 inches)	80%	moderate