Last updated: June 24, 2025
In September, the average temperature in Marshall, United States hovers around 19°C (66°F). Expect some variation, with minimums dipping to 2°C (36°F) and maximums soaring up to 33°C (92°F). During this period, 93 mm (3.7 in) of precipitation typically falls over about 10 days, and the air remains humid, with an average humidity of 79%.
In September in Marshall, the average temperature is 19°C (66°F). The maximum can reach 33°C (92°F) and the minimum can be as low as 2°C (36°F). This diverse climate makes Marshall an ideal destination for travelers looking to experience a range of temperatures and activities.
In Marshall in September, the precipitation amount is 93 mm (3.7 in) over the course of 10 days.
In Marshall in September humidity is 79%. With an average temperature of 19°C (66°F), this humidity feels like a warm embrace, making it feel much warmer than the actual temperature and creating a heavy, sticky atmosphere that can be a bit uncomfortable for traveling.
In Marshall in September, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Marshall.
UV Risk Categories
Weather in Marshall varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Marshall, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -3°C (26°F) | 69 mm (2.7 inches) | 87% | low |
| February Weather | -3°C (28°F) | 74 mm (2.9 inches) | 87% | moderate |
| March Weather | 3°C (38°F) | 82 mm (3.2 inches) | 86% | high |
| April Weather | 8°C (47°F) | 91 mm (3.6 inches) | 87% | very high |
| May Weather | 16°C (60°F) | 136 mm (5.4 inches) | 82% | very high |
| June Weather | 21°C (70°F) | 103 mm (4.1 inches) | 81% | very high |
| July Weather | 24°C (75°F) | 109 mm (4.3 inches) | 78% | very high |
| August Weather | 22°C (72°F) | 72 mm (2.8 inches) | 79% | very high |
| September Weather | 19°C (66°F) | 93 mm (3.7 inches) | 79% | high |
| October Weather | 12°C (54°F) | 123 mm (4.8 inches) | 82% | moderate |
| November Weather | 4°C (39°F) | 74 mm (2.9 inches) | 87% | moderate |
| December Weather | 0°C (33°F) | 61 mm (2.4 inches) | 86% | low |