Last updated: June 24, 2025
In Ely, United States, the average temperature in September hovers around 20°C (68°F). Expect lows of 3°C (38°F) and highs soaring to 34°C (94°F). With an average precipitation of 130 mm (5.1 in) spread across 9 days, you may want to keep an umbrella handy. Humidity levels sit at a comfortable 78%, making it a pleasant time to explore!
In September in Ely, the average temperature is 20°C (68°F). Maximum temperatures can reach 34°C (94°F), while minimums can dip as low as 3°C (38°F). Overall, it's an ideal time for travelers to enjoy a mix of warm days and cool nights in Ely.
In Ely in September, the precipitation amount is 130 mm (5.1 in) over the course of 9 days.
In Ely in September humidity is 78%. With an average temperature of 20°C (68°F), this humidity feels like a warm, enveloping blanket that makes exploring the sights a bit sticky, so travelers should stay hydrated and take frequent breaks in the shade.
In Ely in September, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Ely.
UV Risk Categories
Weather in Ely varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Ely, focusing on differences in temperature, rainfall, humidity, and UV levels.
Temperature | Precipitation | Humidity | UV | |
---|---|---|---|---|
January Weather | -6°C (22°F) | 48 mm (1.9 inches) | 81% | moderate |
February Weather | -4°C (24°F) | 58 mm (2.3 inches) | 81% | moderate |
March Weather | 4°C (39°F) | 80 mm (3.2 inches) | 81% | high |
April Weather | 9°C (49°F) | 84 mm (3.3 inches) | 82% | very high |
May Weather | 17°C (62°F) | 139 mm (5.5 inches) | 78% | very high |
June Weather | 23°C (74°F) | 128 mm (5.0 inches) | 81% | extreme |
July Weather | 25°C (77°F) | 79 mm (3.1 inches) | 79% | very high |
August Weather | 23°C (73°F) | 83 mm (3.3 inches) | 77% | very high |
September Weather | 20°C (68°F) | 130 mm (5.1 inches) | 78% | very high |
October Weather | 12°C (53°F) | 135 mm (5.3 inches) | 78% | high |
November Weather | 3°C (38°F) | 50 mm (2.0 inches) | 87% | moderate |
December Weather | -1°C (31°F) | 46 mm (1.8 inches) | 84% | moderate |