September Weather in LeChee, United States

Last updated: June 24, 2025

In LeChee, United States, the average temperature in September hovers around 23°C (74°F), with the potential for extremes ranging from a chilly 3°C (37°F) to a sizzling 37°C (100°F). Expect an average precipitation of 13 mm (0.5 in) over just 1 day, and enjoy a moderate average humidity of 59%. Prepare for a diverse climate experience!

September Temperature in LeChee

In September in LeChee, the average temperature is 23°C (74°F), with maximums reaching as high as 37°C (100°F) and minimums dropping to as low as 3°C (37°F). This diverse temperature range makes it essential for travelers to pack accordingly, ensuring they are prepared for both warm and cooler conditions.

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

The chart illustrates September temperature patterns in LeChee, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In LeChee, September typically has an average temperature of 23°C (74°F), with highs reaching up to 37°C (100°F) and lows dropping to around 3°C (37°F).

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

September Precipitation in LeChee

In LeChee in September, the precipitation amount is 13 mm (0.5 in) over the course of 1 day.

September Precipitation Trends in LeChee

The chart displays monthly precipitation patterns in LeChee, 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 LeChee, September typically receives around 13 mm (0.5 inches) of precipitation spread over approximately 1 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 LeChee

In LeChee in September humidity is 59%. With an average temperature of 23°C (74°F), this humidity feels like a warm, inviting embrace, making it comfortable for traveling as long as you stay hydrated and take breaks in the shade.

September Average Humidity in LeChee

This chart illustrates the average monthly humidity levels in LeChee, 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 LeChee is approximately 59%, 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 LeChee

In LeChee 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 LeChee.

Maximum UV Index Levels in LeChee for September

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

Data source: LeChee 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 LeChee Compares to Other Months

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

This table compares monthly weather conditions in LeChee, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	4°C (39°F)	14 mm (0.5 inches)	80%	moderate
February Weather	6°C (43°F)	20 mm (0.8 inches)	83%	high
March Weather	10°C (50°F)	20 mm (0.8 inches)	72%	very high
April Weather	15°C (60°F)	10 mm (0.4 inches)	63%	extreme
May Weather	19°C (67°F)	6 mm (0.2 inches)	46%	extreme
June Weather	26°C (80°F)	4 mm (0.2 inches)	35%	extreme
July Weather	28°C (82°F)	26 mm (1.0 inches)	33%	extreme
August Weather	27°C (81°F)	9 mm (0.3 inches)	41%	extreme
September Weather	23°C (74°F)	13 mm (0.5 inches)	59%	extreme
October Weather	15°C (59°F)	21 mm (0.8 inches)	70%	very high
November Weather	9°C (48°F)	9 mm (0.3 inches)	79%	high
December Weather	3°C (38°F)	14 mm (0.6 inches)	82%	moderate