Last updated: June 24, 2025
In Derma, United States, the average temperature in September hovers around 25°C (77°F), with a minimum of 11°C (52°F) and a maximum reaching up to 38°C (101°F). During this time, you can expect approximately 93 mm (3.7 in) of precipitation spread over 9 days, contributing to an average humidity of 74%.
In September in Derma, the average temperature is 25°C (77°F). Maximum temperatures can reach 38°C (101°F), while minimums can drop as low as 11°C (52°F). Overall, it’s a great time to visit Derma for those who enjoy warm weather and mild evenings.
In Derma in September, the precipitation amount is 93 mm (3.7 in) over the course of 9 days.
In Derma in September humidity is 74%. With an average temperature of 25°C (77°F), this humidity feels like a warm, muggy blanket wrapping around you, making travel a bit more challenging as you find yourself sticky and in need of frequent breaks to hydrate and cool down.
In Derma in September, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Derma.
UV Risk Categories
Weather in Derma varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Derma, focusing on differences in temperature, rainfall, humidity, and UV levels.
Temperature | Precipitation | Humidity | UV | |
---|---|---|---|---|
January Weather | 8°C (46°F) | 122 mm (4.8 inches) | 85% | moderate |
February Weather | 10°C (51°F) | 178 mm (7.0 inches) | 84% | high |
March Weather | 15°C (58°F) | 159 mm (6.3 inches) | 82% | very high |
April Weather | 17°C (63°F) | 154 mm (6.0 inches) | 82% | very high |
May Weather | 23°C (73°F) | 117 mm (4.6 inches) | 82% | extreme |
June Weather | 26°C (79°F) | 127 mm (5.0 inches) | 79% | extreme |
July Weather | 28°C (82°F) | 91 mm (3.6 inches) | 82% | extreme |
August Weather | 27°C (81°F) | 124 mm (4.9 inches) | 77% | extreme |
September Weather | 25°C (77°F) | 93 mm (3.7 inches) | 74% | very high |
October Weather | 19°C (67°F) | 119 mm (4.7 inches) | 73% | high |
November Weather | 11°C (53°F) | 72 mm (2.8 inches) | 85% | high |
December Weather | 10°C (50°F) | 126 mm (5.0 inches) | 88% | moderate |