Last updated: June 24, 2025
In Republic, United States, the average temperature in September is a mild 13°C (55°F), making it a pleasant time to visit. However, be prepared for a range of temperatures, as it can dip as low as -2°C (29°F) and rise to a warm 31°C (89°F). During this month, you can expect 54 mm (2.1 in) of precipitation spread over 8 days, accompanied by an average humidity of 74%.
In September in Republic, the average temperature is 13°C (55°F). Maximums can reach 31°C (89°F), while minimums can dip as low as -2°C (29°F). Be sure to pack for a wide range of temperatures during your visit!
In Republic in September, the total precipitation amount reaches 54 mm (2.1 in) over a span of 8 days.
In Republic in September, humidity is 74%. With an average temperature of 13°C (55°F), this humidity feels like a damp blanket wrapping around you, making outdoor activities somewhat uncomfortable and demanding frequent breaks in shaded areas.
In Republic 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 Republic.
UV Risk Categories
Weather in Republic varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Republic, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -5°C (24°F) | 71 mm (2.8 inches) | 90% | low |
| February Weather | -5°C (23°F) | 55 mm (2.2 inches) | 91% | moderate |
| March Weather | 0°C (33°F) | 67 mm (2.6 inches) | 89% | moderate |
| April Weather | 5°C (41°F) | 70 mm (2.7 inches) | 85% | high |
| May Weather | 11°C (52°F) | 86 mm (3.4 inches) | 82% | very high |
| June Weather | 15°C (59°F) | 49 mm (1.9 inches) | 81% | very high |
| July Weather | 19°C (67°F) | 18 mm (0.7 inches) | 84% | very high |
| August Weather | 19°C (66°F) | 21 mm (0.8 inches) | 75% | very high |
| September Weather | 13°C (55°F) | 54 mm (2.1 inches) | 74% | high |
| October Weather | 5°C (41°F) | 51 mm (2.0 inches) | 85% | moderate |
| November Weather | 0°C (32°F) | 61 mm (2.4 inches) | 88% | moderate |
| December Weather | -4°C (25°F) | 64 mm (2.5 inches) | 93% | low |