September Weather in Avis, United States

Last updated: June 24, 2025

In September, the average temperature in Avis, United States is a pleasant 18°C (65°F), with temperatures ranging from a cool 1°C (35°F) to a warm 32°C (90°F). Expect about 120 mm (4.7 in) of precipitation over approximately 10 days, contributing to an average humidity of 66%. Enjoy the varied climate!

September Temperature in Avis

In September in Avis, the average temperature is 18°C (65°F). Maximums can reach 32°C (90°F), while minimums can be as low as 1°C (35°F). This variety in temperature makes it essential to pack layers for your travels.

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

The chart illustrates September temperature patterns in Avis, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Avis, September typically has an average temperature of 18°C (65°F), with highs reaching up to 32°C (90°F) and lows dropping to around 1°C (35°F).

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

September Precipitation in Avis

In Avis in September, the precipitation amount is 120 mm (4.7 in) spread over a duration of 10 days.

September Precipitation Trends in Avis

The chart displays monthly precipitation patterns in Avis, 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 Avis, September typically receives around 120 mm (4.7 inches) of precipitation spread over approximately 10 days.

Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

September Humidity in Avis

In Avis in September humidity is 66%. With an average temperature of 18°C (65°F), this humidity feels like a warm embrace, making travel comfortable yet slightly sticky, perfect for leisurely strolls but requiring light, breathable clothing to fully enjoy the experience.

September Average Humidity in Avis

This chart illustrates the average monthly humidity levels in Avis, 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 Avis is approximately 66%, 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 Avis

In Avis in September, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Avis.

Maximum UV Index Levels in Avis for September

The chart shows the monthly maximum UV Index (UVI) for Avis 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 Avis typically reaches 8, which falls under the very high exposure category.

Data source: Avis 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 Avis Compares to Other Months

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

This table compares monthly weather conditions in Avis, 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 (28°F)	73 mm (2.9 inches)	87%	moderate
February Weather	-1°C (31°F)	100 mm (4.0 inches)	85%	moderate
March Weather	3°C (38°F)	88 mm (3.5 inches)	85%	high
April Weather	9°C (49°F)	109 mm (4.3 inches)	83%	very high
May Weather	15°C (60°F)	136 mm (5.3 inches)	75%	very high
June Weather	20°C (68°F)	101 mm (4.0 inches)	73%	very high
July Weather	23°C (74°F)	140 mm (5.5 inches)	65%	very high
August Weather	22°C (72°F)	107 mm (4.2 inches)	62%	very high
September Weather	18°C (65°F)	120 mm (4.7 inches)	66%	very high
October Weather	13°C (55°F)	126 mm (5.0 inches)	79%	high
November Weather	4°C (40°F)	91 mm (3.6 inches)	87%	moderate
December Weather	1°C (34°F)	92 mm (3.6 inches)	85%	low