Last updated: June 24, 2025
In West Bend, United States, the average temperature in September hovers around 18°C (64°F). Temperatures can vary, with a minimum of 2°C (37°F) and soaring up to a maximum of 33°C (92°F). Expect 89 mm (3.5 in) of precipitation spread over 10 days, contributing to an average humidity of 79%. Prepare for a blend of warmth and moisture during your visit!
In September in West Bend, the average temperature is 18°C (64°F). Maximums can reach 33°C (92°F), while minimums can dip as low as 2°C (37°F). Be prepared for a wide range of temperatures when traveling during this time.
In West Bend in September, the precipitation amount is 89 mm (3.5 in) over a period of 10 days.
In West Bend in September, humidity is 79%. With an average temperature of 18°C (64°F), this humidity feels like a warm, sticky embrace that can make outdoor activities more challenging but also creates a lush, vibrant atmosphere that's perfect for exploring local culture and scenery.
In West Bend 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 West Bend.
UV Risk Categories
Weather in West Bend varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in West Bend, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -6°C (22°F) | 50 mm (2.0 inches) | 85% | low |
| February Weather | -5°C (23°F) | 48 mm (1.9 inches) | 85% | moderate |
| March Weather | 2°C (35°F) | 58 mm (2.3 inches) | 85% | moderate |
| April Weather | 7°C (45°F) | 107 mm (4.2 inches) | 85% | very high |
| May Weather | 14°C (58°F) | 120 mm (4.7 inches) | 78% | very high |
| June Weather | 20°C (69°F) | 107 mm (4.2 inches) | 80% | very high |
| July Weather | 23°C (73°F) | 104 mm (4.1 inches) | 78% | very high |
| August Weather | 21°C (71°F) | 91 mm (3.6 inches) | 76% | very high |
| September Weather | 18°C (64°F) | 89 mm (3.5 inches) | 79% | high |
| October Weather | 10°C (51°F) | 111 mm (4.4 inches) | 83% | moderate |
| November Weather | 2°C (36°F) | 44 mm (1.7 inches) | 88% | moderate |
| December Weather | -2°C (29°F) | 46 mm (1.8 inches) | 81% | low |