Last updated: March 2, 2024
The weather in St. Mary's, United States, during July is characterized by an average temperature of 14°C (57°F). Highs can soar to 24°C (75°F), while lows may dip to 7°C (45°F). Typically, the humidity level in St. Mary's throughout July hovers around 89%.
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Average temperature
Maximum temperature
Humidity
In July, St. Mary's averages 63 mm (2.5 inches) of rainfall, typically over the course of 12 rainy days. The month enjoys an average of 18 hours 32 minutes of daylight, with the sun shining for approximately 6 hours 29 minutes each day. Additionally, there is a 9% probability of sunny days during this period.
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Rainy days
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Chance of sun
In July, the UV Index in St. Mary's reaches a maximum of 6, indicating a level of High exposure. The most intense UV radiation typically occurs between 14:00 and 16:00, 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 | 1 | 2 | 3 | 4 | 5 | 6 | 6 | 6 | 5 | 4 | 3 |
| Exposure | Low | Moderate | High | Moderate | |||||||||
| Time to burn | 45 min | 30 min | 25 min | 30 min | |||||||||