September Weather in Mullens, United States

Last updated: June 24, 2025

In September, the average temperature in Mullens, United States hovers around 20°C (68°F), making it a pleasant time to visit. However, be prepared for some variability, as temperatures can dip as low as 4°C (40°F) and soar to a maximum of 33°C (91°F). During this month, expect 91 mm (3.6 in) of precipitation spread over 9 days, contributing to an average humidity of 68%. Plan accordingly to enjoy all that this destination has to offer!

September Temperature in Mullens

In September in Mullens, the average temperature is 20°C (68°F). Maximums can reach 33°C (91°F) and minimums can be as low as 4°C (40°F). Be prepared for a range of temperatures to make the most of your travel experience.

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

The chart illustrates September temperature patterns in Mullens, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mullens, September typically has an average temperature of 20°C (68°F), with highs reaching up to 33°C (91°F) and lows dropping to around 4°C (40°F).

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

September Precipitation in Mullens

In Mullens in September, the precipitation amount is 91 mm (3.6 in) spread over 9 days.

September Precipitation Trends in Mullens

The chart displays monthly precipitation patterns in Mullens, 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 Mullens, September typically receives around 91 mm (3.6 inches) of precipitation spread over approximately 9 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 Mullens

In Mullens in September humidity is 68%. With an average temperature of 20°C (68°F), this humidity feels like a warm embrace, making it ideal for leisurely strolls while also prompting travelers to stay hydrated and seek out refreshing breaks from the heat.

September Average Humidity in Mullens

This chart illustrates the average monthly humidity levels in Mullens, 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 Mullens is approximately 68%, 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 Mullens

In Mullens 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 Mullens.

Maximum UV Index Levels in Mullens for September

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

Data source: Mullens 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 Mullens Compares to Other Months

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

This table compares monthly weather conditions in Mullens, 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 (35°F)	99 mm (3.9 inches)	87%	moderate
February Weather	5°C (41°F)	161 mm (6.3 inches)	87%	high
March Weather	8°C (46°F)	126 mm (5.0 inches)	86%	very high
April Weather	12°C (54°F)	129 mm (5.1 inches)	84%	very high
May Weather	17°C (63°F)	143 mm (5.6 inches)	83%	extreme
June Weather	20°C (69°F)	126 mm (5.0 inches)	83%	extreme
July Weather	23°C (74°F)	82 mm (3.2 inches)	79%	extreme
August Weather	22°C (72°F)	96 mm (3.8 inches)	66%	very high
September Weather	20°C (68°F)	91 mm (3.6 inches)	68%	very high
October Weather	14°C (58°F)	123 mm (4.9 inches)	78%	high
November Weather	7°C (44°F)	79 mm (3.1 inches)	89%	moderate
December Weather	4°C (40°F)	120 mm (4.7 inches)	86%	moderate