Last updated: June 24, 2025
In September, the average temperature in Van Horn, United States is a pleasant 25°C (76°F), with lows of 8°C (46°F) and highs reaching up to 37°C (99°F). Expect a moderate amount of rainfall, averaging 23 mm (0.9 in) over 6 days, and a comfortable average humidity of 74% to round out the month.
In September, in Van Horn, the average temperature is 25°C (76°F). Maximum temperatures can reach 37°C (99°F), while the minimum can drop as low as 8°C (46°F). Be sure to pack for both warm days and cool evenings while traveling during this month!
In Van Horn in September, the precipitation amount is 23 mm (0.9 in) spread over 6 days.
In Van Horn in September, humidity is 74%. With an average temperature of 25°C (76°F), this humidity feels like you're enveloped in a warm, steamy embrace, making outdoor adventures quite challenging and ensuring that plenty of water and shade are essential for a comfortable experience.
In Van Horn 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 Van Horn.
UV Risk Categories
Weather in Van Horn varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Van Horn, focusing on differences in temperature, rainfall, humidity, and UV levels.
Temperature | Precipitation | Humidity | UV | |
---|---|---|---|---|
January Weather | 8°C (46°F) | 10 mm (0.4 inches) | 76% | moderate |
February Weather | 11°C (52°F) | 8 mm (0.3 inches) | 74% | very high |
March Weather | 16°C (61°F) | 12 mm (0.5 inches) | 63% | very high |
April Weather | 20°C (69°F) | 9 mm (0.4 inches) | 61% | extreme |
May Weather | 25°C (77°F) | 9 mm (0.4 inches) | 68% | extreme |
June Weather | 29°C (84°F) | 22 mm (0.9 inches) | 70% | extreme |
July Weather | 28°C (83°F) | 20 mm (0.8 inches) | 70% | extreme |
August Weather | 28°C (83°F) | 20 mm (0.8 inches) | 67% | extreme |
September Weather | 25°C (76°F) | 23 mm (0.9 inches) | 74% | extreme |
October Weather | 19°C (67°F) | 18 mm (0.7 inches) | 75% | very high |
November Weather | 13°C (56°F) | 7 mm (0.3 inches) | 84% | high |
December Weather | 9°C (48°F) | 11 mm (0.4 inches) | 85% | moderate |