Last updated: June 24, 2025
In Bethel, United States, the average temperature in September hovers around 20°C (68°F), creating a comfortable atmosphere for outdoor activities. However, temperatures can fluctuate, with a minimum of 6°C (44°F) and a maximum hitting 33°C (92°F). During this period, expect about 106 mm (4.2 in) of precipitation spread over 10 days, contributing to an average humidity of 68%. Whether you’re planning a visit or simply curious, this climate offers a unique blend of warmth and refreshing rain!
In September in Bethel, the average temperature is 20°C (68°F). Maximum temperatures can reach 33°C (92°F), while minimums can drop as low as 6°C (44°F). Be prepared for a pleasant mix of warm days and cooler evenings, making it an ideal time for outdoor activities and exploration.
In Bethel in September, the precipitation amount is 106 mm (4.2 in) over a span of 10 days.
In Bethel in September humidity is 68%. With an average temperature of 20°C (68°F), this humidity feels like a warm embrace, making it ideal for leisurely strolls while also prompting travelers to stay hydrated and seek out refreshing breaks from the heat.
In Bethel 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 Bethel.
UV Risk Categories
Weather in Bethel varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Bethel, focusing on differences in temperature, rainfall, humidity, and UV levels.
Temperature | Precipitation | Humidity | UV | |
---|---|---|---|---|
January Weather | 0°C (32°F) | 69 mm (2.7 inches) | 84% | moderate |
February Weather | 1°C (35°F) | 102 mm (4.0 inches) | 82% | moderate |
March Weather | 4°C (40°F) | 92 mm (3.6 inches) | 81% | high |
April Weather | 10°C (50°F) | 120 mm (4.7 inches) | 78% | very high |
May Weather | 15°C (60°F) | 112 mm (4.4 inches) | 69% | very high |
June Weather | 21°C (70°F) | 94 mm (3.7 inches) | 69% | very high |
July Weather | 24°C (76°F) | 129 mm (5.1 inches) | 62% | very high |
August Weather | 23°C (75°F) | 110 mm (4.3 inches) | 65% | very high |
September Weather | 20°C (68°F) | 106 mm (4.2 inches) | 68% | very high |
October Weather | 14°C (58°F) | 139 mm (5.5 inches) | 74% | high |
November Weather | 7°C (45°F) | 92 mm (3.6 inches) | 82% | moderate |
December Weather | 2°C (37°F) | 114 mm (4.5 inches) | 80% | low |