Last updated: June 24, 2025
In Mertzon, United States, the average temperature in September hovers around 25°C (78°F). However, be prepared for a range of temperatures, with a minimum of 7°C (44°F) and a maximum reaching up to 38°C (101°F). Expect about 79 mm (3.1 in) of precipitation spread over 5 days, contributing to an average humidity of 67%.
In September, in Mertzon, the average temperature is 25°C (78°F). Maximums can reach 38°C (101°F), while minimums can drop as low as 7°C (44°F). It's advisable to pack accordingly for a range of temperatures, ensuring comfort for both warm days and cooler evenings while exploring this destination.
In Mertzon in September, the precipitation amount is 79 mm (3.1 in) over a span of 5 days.
In Mertzon in September humidity is 67%. With an average temperature of 25°C (78°F), this humidity feels like traveling through a warm, heavy blanket that wraps around you, making outdoor activities feel a bit more strenuous, but also enveloping you in a tropical embrace that can be refreshing if you take breaks in the shade.
In Mertzon 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 Mertzon.
UV Risk Categories
Weather in Mertzon varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Mertzon, focusing on differences in temperature, rainfall, humidity, and UV levels.
Temperature | Precipitation | Humidity | UV | |
---|---|---|---|---|
January Weather | 8°C (47°F) | 23 mm (0.9 inches) | 74% | moderate |
February Weather | 10°C (50°F) | 22 mm (0.9 inches) | 74% | high |
March Weather | 16°C (61°F) | 48 mm (1.9 inches) | 68% | very high |
April Weather | 19°C (67°F) | 49 mm (1.9 inches) | 70% | extreme |
May Weather | 24°C (76°F) | 106 mm (4.2 inches) | 77% | extreme |
June Weather | 27°C (82°F) | 49 mm (1.9 inches) | 76% | extreme |
July Weather | 29°C (84°F) | 19 mm (0.7 inches) | 66% | extreme |
August Weather | 29°C (84°F) | 35 mm (1.4 inches) | 60% | extreme |
September Weather | 25°C (78°F) | 79 mm (3.1 inches) | 67% | extreme |
October Weather | 20°C (67°F) | 52 mm (2.1 inches) | 72% | very high |
November Weather | 14°C (57°F) | 26 mm (1.0 inches) | 83% | high |
December Weather | 10°C (51°F) | 24 mm (0.9 inches) | 85% | moderate |