September Weather in Horn Lake, United States

Last updated: June 24, 2025

In September, the average temperature in Horn Lake, United States is a pleasant 24°C (76°F). Expect a range where the minimum dips to 10°C (51°F) and the maximum can reach a warm 35°C (96°F). During this time, the region experiences about 85 mm (3.3 in) of precipitation over roughly 7 days, with an average humidity of 71%, making the atmosphere feel quite humid and lively.

September Temperature in Horn Lake

In September in Horn Lake, the average temperature is 24°C (76°F), with maximums reaching 35°C (96°F) and minimums dropping as low as 10°C (51°F). Therefore, it's advisable to pack layers for your travels, ensuring comfort in both warmer afternoons and cooler evenings.

September Weather in Horn Lake: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Horn Lake, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Horn Lake, September typically has an average temperature of 24°C (76°F), with highs reaching up to 35°C (96°F) and lows dropping to around 10°C (51°F).

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

September Precipitation in Horn Lake

In Horn Lake in September, the total precipitation amount is 85 mm (3.3 in) over the course of 7 days.

September Precipitation Trends in Horn Lake

The chart displays monthly precipitation patterns in Horn Lake, 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 Horn Lake, September typically receives around 85 mm (3.3 inches) of precipitation spread over approximately 7 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 Horn Lake

In Horn Lake 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 Horn Lake

This chart illustrates the average monthly humidity levels in Horn Lake, 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 Horn Lake 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 Horn Lake

In Horn Lake 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 Horn Lake.

Maximum UV Index Levels in Horn Lake for September

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

Data source: Horn Lake 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 Horn Lake Compares to Other Months

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

This table compares monthly weather conditions in Horn Lake, 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 (43°F)	107 mm (4.2 inches)	84%	moderate
February Weather	8°C (46°F)	178 mm (7.0 inches)	83%	high
March Weather	13°C (55°F)	164 mm (6.5 inches)	81%	high
April Weather	16°C (61°F)	143 mm (5.6 inches)	81%	very high
May Weather	22°C (72°F)	123 mm (4.8 inches)	83%	very high
June Weather	26°C (78°F)	128 mm (5.0 inches)	83%	extreme
July Weather	27°C (81°F)	140 mm (5.5 inches)	81%	extreme
August Weather	26°C (80°F)	114 mm (4.5 inches)	74%	very high
September Weather	24°C (76°F)	85 mm (3.3 inches)	71%	very high
October Weather	18°C (65°F)	106 mm (4.2 inches)	76%	high
November Weather	10°C (51°F)	80 mm (3.1 inches)	84%	moderate
December Weather	8°C (47°F)	149 mm (5.9 inches)	88%	moderate