September Weather in High Rolls, United States

Last updated: June 24, 2025

In September, the average temperature in High Rolls, United States is 18°C (64°F). However, you can expect a range, with minimums dropping to 3°C (38°F) and maximums soaring to 30°C (86°F). During this month, precipitation averages 56 mm (2.2 in) across approximately 8 days, contributing to an average humidity of 70%.

September Temperature in High Rolls

In September in High Rolls, the average temperature is 18°C (64°F). Maximums can reach 30°C (86°F) and minimums can be as low as 3°C (38°F). This makes it a great time for travelers looking to enjoy mild weather while exploring the area.

September Weather in High Rolls: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in High Rolls, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In High Rolls, September typically has an average temperature of 18°C (64°F), with highs reaching up to 30°C (86°F) and lows dropping to around 3°C (38°F).

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

September Precipitation in High Rolls

In High Rolls in September, the precipitation amount is 56 mm (2.2 in) over the course of 8 days.

September Precipitation Trends in High Rolls

The chart displays monthly precipitation patterns in High Rolls, 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 High Rolls, September typically receives around 56 mm (2.2 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 High Rolls

In High Rolls in September humidity is 70%. With an average temperature of 18°C (64°F), this humidity feels like a sticky embrace, making outdoor excursions a bit more cumbersome and requiring frequent breaks to stay refreshed and hydrated.

September Average Humidity in High Rolls

This chart illustrates the average monthly humidity levels in High Rolls, 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 High Rolls is approximately 70%, 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 High Rolls

In High Rolls 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 High Rolls.

Maximum UV Index Levels in High Rolls for September

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

Data source: High Rolls 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 High Rolls Compares to Other Months

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

This table compares monthly weather conditions in High Rolls, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	2°C (37°F)	25 mm (1.0 inches)	79%	moderate
February Weather	4°C (39°F)	32 mm (1.3 inches)	79%	very high
March Weather	8°C (47°F)	28 mm (1.1 inches)	65%	very high
April Weather	13°C (55°F)	23 mm (0.9 inches)	55%	extreme
May Weather	17°C (63°F)	23 mm (0.9 inches)	54%	extreme
June Weather	21°C (70°F)	60 mm (2.3 inches)	53%	extreme
July Weather	21°C (70°F)	153 mm (6.0 inches)	55%	extreme
August Weather	20°C (69°F)	127 mm (5.0 inches)	57%	extreme
September Weather	18°C (64°F)	56 mm (2.2 inches)	70%	extreme
October Weather	13°C (55°F)	45 mm (1.8 inches)	75%	very high
November Weather	8°C (46°F)	23 mm (0.9 inches)	83%	high
December Weather	3°C (38°F)	22 mm (0.9 inches)	82%	moderate