Last updated: June 24, 2025
In September, the average temperature in Sacred Heart, United States hovers around 18°C (64°F). However, temperatures can vary widely, with minimums dropping to 1°C (34°F) and maximums soaring up to 33°C (92°F). Be prepared for some rain, as the region typically sees about 110 mm (4.3 in) of precipitation over 9 days. Additionally, you'll experience a high average humidity of 82%, making it feel a bit warmer than the numbers suggest.
In September in Sacred Heart, the average temperature is 18°C (64°F). Maximum temperatures can reach 33°C (92°F), while minimums can drop as low as 1°C (34°F). Be prepared for a range of temperatures, making it an ideal time for exploring the great outdoors.
In Sacred Heart in September, the precipitation amount is 110 mm (4.3 in) over the course of 9 days.
In Sacred Heart in September humidity is 82%. With an average temperature of 18°C (64°F), this humidity feels like a warm, muggy embrace that can make exploring the area feel stifling, leaving travelers drenched in sweat and longing for respite in the shade.
In Sacred Heart 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 Sacred Heart.
UV Risk Categories
Weather in Sacred Heart varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Sacred Heart, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -9°C (16°F) | 21 mm (0.8 inches) | 85% | moderate |
| February Weather | -9°C (16°F) | 23 mm (0.9 inches) | 89% | moderate |
| March Weather | 0°C (32°F) | 58 mm (2.3 inches) | 81% | moderate |
| April Weather | 6°C (43°F) | 77 mm (3.0 inches) | 82% | high |
| May Weather | 15°C (59°F) | 111 mm (4.4 inches) | 76% | very high |
| June Weather | 22°C (72°F) | 87 mm (3.4 inches) | 81% | very high |
| July Weather | 23°C (74°F) | 114 mm (4.5 inches) | 82% | very high |
| August Weather | 21°C (70°F) | 134 mm (5.3 inches) | 83% | very high |
| September Weather | 18°C (64°F) | 110 mm (4.3 inches) | 82% | high |
| October Weather | 9°C (48°F) | 94 mm (3.7 inches) | 82% | moderate |
| November Weather | 1°C (33°F) | 27 mm (1.1 inches) | 87% | moderate |
| December Weather | -5°C (24°F) | 39 mm (1.5 inches) | 84% | low |