Last updated: March 2, 2024
The weather in San Ramon, Peru, during September is characterized by an average temperature of 18°C (64°F). Highs can soar to 26°C (78°F), while lows may dip to 11°C (51°F). Typically, the humidity level in San Ramon throughout September hovers around 40%.
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Average temperature
Maximum temperature
Humidity
In September, San Ramon averages 86 mm (3.4 inches) of rainfall, typically over the course of 16 rainy days. The month enjoys an average of 12 hours 1 minutes of daylight, with the sun shining for approximately 10 hours 19 minutes each day. Additionally, there is a 36% probability of sunny days during this period.
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Chance of sun
In September, the UV Index in San Ramon reaches a maximum of 14, indicating a level of Extreme exposure. The most intense UV radiation typically occurs between 12:00 and 14:00, during which unprotected skin may burn in as little as 10 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 | 3 | 7 | 11 | 13 | 14 | 13 | 9 | 5 | 2 | 1 | 0 | 0 |
| Exposure | Low | Moderate | High | Extreme | VeryHigh | Moderate | Low | ||||||
| Time to burn | 45 min | 30 min | 25 min | 10 min | 15 min | 30 min | 45 min | ||||||