September Weather in Martin, United States

Last updated: June 24, 2025

In Martin, United States, the average temperature in September hovers around 26°C (79°F), creating a pleasantly warm atmosphere. However, temperatures can vary significantly, with minimums dipping to 12°C (54°F) and soaring to a sizzling 39°C (103°F). Expect 102 mm (4.0 in) of precipitation spread over 9 days, resulting in an average humidity level of 72%. Be prepared for a mix of warmth and moisture!

September Temperature in Martin

In September in Martin, the average temperature is 26°C (79°F). Maximums can reach 39°C (103°F), while minimums can drop to as low as 12°C (54°F). Be prepared for warm days and cooler nights when traveling during this month.

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 26°C (79°F), with highs reaching up to 39°C (103°F) and lows dropping to around 12°C (54°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 total precipitation amount is 102 mm (4.0 in) over a span of 9 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 102 mm (4.0 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 Martin

In Martin in September, humidity is 72%. With an average temperature of 26°C (79°F), this humidity feels like a warm blanket wrapping around you, making outdoor activities feel a bit more strenuous but also adding a tropical charm to your travels.

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 reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check 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 10, 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	10°C (50°F)	108 mm (4.2 inches)	81%	moderate
February Weather	12°C (53°F)	170 mm (6.7 inches)	81%	high
March Weather	16°C (62°F)	132 mm (5.2 inches)	79%	very high
April Weather	19°C (66°F)	177 mm (7.0 inches)	80%	extreme
May Weather	24°C (75°F)	175 mm (6.9 inches)	81%	extreme
June Weather	27°C (81°F)	116 mm (4.5 inches)	76%	extreme
July Weather	28°C (83°F)	90 mm (3.5 inches)	73%	extreme
August Weather	28°C (83°F)	139 mm (5.5 inches)	71%	extreme
September Weather	26°C (79°F)	102 mm (4.0 inches)	72%	very high
October Weather	20°C (69°F)	105 mm (4.1 inches)	73%	very high
November Weather	14°C (57°F)	83 mm (3.3 inches)	83%	high
December Weather	12°C (53°F)	138 mm (5.4 inches)	88%	moderate