Last updated: March 2, 2024
The weather in Saint Johnsbury, United States, during July is characterized by an average temperature of 20°C (69°F). Highs can soar to 30°C (87°F), while lows may dip to 9°C (49°F). Typically, the humidity level in Saint Johnsbury throughout July hovers around 75%.
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Average temperature
Maximum temperature
Humidity
In July, Saint Johnsbury averages 106 mm (4.2 inches) of rainfall, typically over the course of 14 rainy days. The month enjoys an average of 15 hours 6 minutes of daylight, with the sun shining for approximately 10 hours 28 minutes each day. Additionally, there is a 22% probability of sunny days during this period.
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Chance of sun
In July, the UV Index in Saint Johnsbury reaches a maximum of 9, indicating a level of VeryHigh exposure. The most intense UV radiation typically occurs between 12:00 and 14:00, 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 | 4 | 6 | 8 | 9 | 9 | 8 | 7 | 5 | 3 | 2 | 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 | ||||||