Last updated: March 2, 2024
The weather in Waupaca, United States, during September is characterized by an average temperature of 17°C (63°F). Highs can soar to 30°C (86°F), while lows may dip to 5°C (41°F). Typically, the humidity level in Waupaca throughout September hovers around 78%.
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Average temperature
Maximum temperature
Humidity
In September, Waupaca averages 92 mm (3.6 inches) of rainfall, typically over the course of 11 rainy days. The month enjoys an average of 12 hours 27 minutes of daylight, with the sun shining for approximately 8 hours 38 minutes each day. Additionally, there is a 59% probability of sunny days during this period.
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Chance of sun
In September, the UV Index in Waupaca reaches a maximum of 7, indicating a level of High exposure. The most intense UV radiation typically occurs between 12:00 and 14:00, during which unprotected skin may burn in as little as 25 minutes.
| 07:00 | 08:00 | 09:00 | 10:00 | 11:00 | 12:00 | 13:00 | 14:00 | 15:00 | 16:00 | 17:00 | 18:00 | 19:00 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UVI | 1 | 1 | 2 | 4 | 6 | 7 | 7 | 7 | 5 | 3 | 2 | 1 | 1 |
| Exposure | Low | Moderate | High | Moderate | Low | ||||||||
| Time to burn | 45 min | 30 min | 25 min | 30 min | 45 min | ||||||||