Last updated: March 2, 2024
The weather in Alterswil, Switzerland, during July is characterized by an average temperature of 18°C (64°F). Highs can soar to 29°C (85°F), while lows may dip to 8°C (47°F). Typically, the humidity level in Alterswil throughout July hovers around 82%.
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Average temperature
Maximum temperature
Humidity
In July, Alterswil averages 162 mm (6.4 inches) of rainfall, typically over the course of 17 rainy days. The month enjoys an average of 15 hours 23 minutes of daylight, with the sun shining for approximately 13 hours 27 minutes each day. Additionally, there is a 36% probability of sunny days during this period.
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Chance of sun
In July, the UV Index in Alterswil reaches a maximum of 9, indicating a level of VeryHigh exposure. The most intense UV radiation typically occurs between 13:00 and 15:00, during which unprotected skin may burn in as little as 15 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 | 2 | 3 | 5 | 6 | 8 | 9 | 9 | 8 | 6 | 4 | 3 | 1 |
| Exposure | Low | Moderate | High | VeryHigh | High | Moderate | Low | ||||||
| Time to burn | 45 min | 30 min | 25 min | 15 min | 25 min | 30 min | 45 min | ||||||