September Weather in Martin, United States

Last updated: June 24, 2025

In September, the average temperature in Martin, United States hovers around 18°C (65°F). Expect a range that can dip to a chilly 1°C (34°F) or soar up to a scorching 39°C (102°F). With an average humidity of 72%, this month also sees 50 mm (2.0 in) of rainfall over approximately 6 days. Embrace the variety of weather as you explore!

September Temperature in Martin

In September in Martin, the average temperature is 18°C (65°F). Maximum temperatures can reach 39°C (102°F) while minimums can dip as low as 1°C (34°F). Be prepared for a wide range of temperatures, making it essential to pack accordingly for your travels.

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

The chart illustrates September temperature patterns in Martin, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Martin, September typically has an average temperature of 18°C (65°F), with highs reaching up to 39°C (102°F) and lows dropping to around 1°C (34°F).

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

September Precipitation in Martin

In Martin in September, the precipitation amount is 50 mm (2.0 in) over the course of 6 days.

September Precipitation Trends in Martin

The chart displays monthly precipitation patterns in Martin, 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 Martin, September typically receives around 50 mm (2.0 inches) of precipitation spread over approximately 6 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 Martin

In Martin in September humidity is 72%. With an average temperature of 18°C (65°F), this humidity feels like a warm, sticky embrace, making traveling somewhat uncomfortable as the air clings to your skin and the heat can be stifling, yet it's perfect for enjoying leisurely strolls under the shade.

September Average Humidity in Martin

This chart illustrates the average monthly humidity levels in Martin, 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 Martin 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 Martin

In Martin 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 Martin.

Maximum UV Index Levels in Martin for September

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

Data source: Martin 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 Martin Compares to Other Months

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

This table compares monthly weather conditions in Martin, 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 (26°F)	17 mm (0.7 inches)	74%	moderate
February Weather	-5°C (23°F)	23 mm (0.9 inches)	79%	moderate
March Weather	2°C (36°F)	60 mm (2.4 inches)	65%	high
April Weather	6°C (43°F)	59 mm (2.3 inches)	69%	very high
May Weather	13°C (56°F)	111 mm (4.4 inches)	75%	very high
June Weather	21°C (70°F)	60 mm (2.3 inches)	84%	extreme
July Weather	24°C (76°F)	68 mm (2.7 inches)	84%	extreme
August Weather	22°C (72°F)	49 mm (1.9 inches)	83%	very high
September Weather	18°C (65°F)	50 mm (2.0 inches)	72%	very high
October Weather	8°C (47°F)	44 mm (1.7 inches)	68%	moderate
November Weather	3°C (38°F)	17 mm (0.7 inches)	75%	moderate
December Weather	-1°C (30°F)	30 mm (1.2 inches)	73%	moderate