September Weather in Three Points, United States

Last updated: June 24, 2025

In September, the average temperature in Three Points, United States hovers around 28°C (82°F). Expect a range from a cool 13°C (56°F) to a blazing 40°C (105°F), making for quite the temperature swing. During this time, rainfall averages 34 mm (1.3 in) over about 3 days, with an average humidity of 72%, ensuring a tropical feel throughout the month.

September Temperature in Three Points

In September in Three Points, the average temperature is 28°C (82°F). Maximum can reach 40°C (105°F) and minimum can be as low as 13°C (56°F). Be prepared for warm days and cooler nights, making it an ideal time for both outdoor adventures and comfortable evenings.

September Weather in Three Points: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Three Points, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Three Points, September typically has an average temperature of 28°C (82°F), with highs reaching up to 40°C (105°F) and lows dropping to around 13°C (56°F).

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

September Precipitation in Three Points

In Three Points in September, the precipitation amount is 34 mm (1.3 in) over the course of 3 days.

September Precipitation Trends in Three Points

The chart displays monthly precipitation patterns in Three Points, 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 Three Points, September typically receives around 34 mm (1.3 inches) of precipitation spread over approximately 3 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 Three Points

In Three Points in September humidity is 72%. With an average temperature of 28°C (82°F), this humidity feels like a warm, enveloping blanket that clings to your skin, making outdoor activities both refreshing and slightly exhausting, as you find yourself sweating more quickly and seeking shade more often while exploring the vibrant surroundings.

September Average Humidity in Three Points

This chart illustrates the average monthly humidity levels in Three Points, 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 Three Points is approximately 72%, 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 Three Points

In Three Points 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 Three Points.

Maximum UV Index Levels in Three Points for September

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

Data source: Three Points 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 Three Points Compares to Other Months

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

This table compares monthly weather conditions in Three Points, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	11°C (53°F)	19 mm (0.7 inches)	74%	moderate
February Weather	12°C (55°F)	29 mm (1.1 inches)	71%	high
March Weather	16°C (61°F)	14 mm (0.5 inches)	60%	very high
April Weather	21°C (70°F)	4 mm (0.1 inches)	43%	extreme
May Weather	25°C (77°F)	2 mm (0.1 inches)	32%	extreme
June Weather	30°C (87°F)	9 mm (0.3 inches)	28%	extreme
July Weather	30°C (87°F)	56 mm (2.2 inches)	38%	extreme
August Weather	30°C (86°F)	53 mm (2.1 inches)	60%	extreme
September Weather	28°C (82°F)	34 mm (1.3 inches)	72%	extreme
October Weather	22°C (73°F)	11 mm (0.4 inches)	66%	very high
November Weather	18°C (64°F)	13 mm (0.5 inches)	74%	high
December Weather	12°C (54°F)	23 mm (0.9 inches)	81%	moderate