Last updated: March 2, 2024
The weather in Somerville, United States, during July is characterized by an average temperature of 21°C (71°F). Highs can soar to 34°C (93°F), while lows may dip to 12°C (53°F). Typically, the humidity level in Somerville throughout July hovers around 74%.
Minimum temperature
Average temperature
Maximum temperature
Humidity
In July, Somerville averages 105 mm (4.1 inches) of rainfall, typically over the course of 11 rainy days. The month enjoys an average of 15 hours 5 minutes of daylight, with the sun shining for approximately 10 hours 21 minutes each day. Additionally, there is a 26% probability of sunny days during this period.
Precipitation
Rainy days
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Chance of sun
In July, the UV Index in Somerville 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 | 6 | 4 | 3 | 1 | 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 | ||||||