September Weather in Big Wells, United States

Last updated: June 24, 2025

In Big Wells, United States, the average temperature in September hovers around 29°C (84°F), with extremes ranging from a cool 15°C (59°F) to a sizzling 41°C (106°F). Expect about 119 mm (4.7 in) of precipitation over 9 days, contributing to an average humidity level of 65%. Whether you're basking in the sun or seeking shelter from a shower, prepare for a month of diverse weather conditions!

September Temperature in Big Wells

In September in Big Wells, the average temperature is 29°C (84°F). Maximum temperatures can reach 41°C (106°F), while minimums can drop as low as 15°C (59°F). Be prepared for hot days and cooler evenings when planning your travel.

September Weather in Big Wells: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Big Wells, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Big Wells, September typically has an average temperature of 29°C (84°F), with highs reaching up to 41°C (106°F) and lows dropping to around 15°C (59°F).

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

September Precipitation in Big Wells

In Big Wells in September, the precipitation amount is 119 mm (4.7 in) occurring over a span of 9 days.

September Precipitation Trends in Big Wells

The chart displays monthly precipitation patterns in Big Wells, 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 Big Wells, September typically receives around 119 mm (4.7 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 Big Wells

In Big Wells in September humidity is 65%. With average temperature 29°C (84°F), this humidity feels like a warm embrace, making outdoor activities comfortable yet requiring you to stay hydrated and take breaks in the shade.

September Average Humidity in Big Wells

This chart illustrates the average monthly humidity levels in Big Wells, 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 Big Wells is approximately 65%, 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 Big Wells

In Big Wells 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 Big Wells.

Maximum UV Index Levels in Big Wells for September

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

Data source: Big Wells 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 Big Wells Compares to Other Months

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

This table compares monthly weather conditions in Big Wells, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	14°C (57°F)	20 mm (0.8 inches)	79%	moderate
February Weather	16°C (60°F)	26 mm (1.0 inches)	79%	very high
March Weather	21°C (70°F)	28 mm (1.1 inches)	74%	very high
April Weather	24°C (75°F)	52 mm (2.0 inches)	76%	extreme
May Weather	28°C (82°F)	106 mm (4.2 inches)	81%	extreme
June Weather	30°C (87°F)	39 mm (1.5 inches)	76%	extreme
July Weather	32°C (89°F)	41 mm (1.6 inches)	66%	extreme
August Weather	32°C (90°F)	32 mm (1.3 inches)	58%	extreme
September Weather	29°C (84°F)	119 mm (4.7 inches)	65%	extreme
October Weather	24°C (76°F)	53 mm (2.1 inches)	74%	very high
November Weather	18°C (65°F)	32 mm (1.2 inches)	81%	high
December Weather	15°C (60°F)	22 mm (0.9 inches)	86%	moderate