Last updated: March 2, 2024
The weather in San Mateo, Peru, during October is characterized by an average temperature of 3°C (38°F). Highs can soar to 11°C (52°F), while lows may dip to -4°C (25°F). Typically, the humidity level in San Mateo throughout October hovers around 56%.
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Average temperature
Maximum temperature
Humidity
In October, San Mateo averages 174 mm (6.8 inches) of rainfall, typically over the course of 29 rainy days. The month enjoys an average of 12 hours 21 minutes of daylight, with the sun shining for approximately 10 hours 7 minutes each day. Additionally, there is a 17% probability of sunny days during this period.
Precipitation
Rainy days
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Chance of sun
In October, the UV Index in San Mateo reaches a maximum of 18, indicating a level of Extreme exposure. The most intense UV radiation typically occurs between 11:00 and 13:00, 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 | 2 | 5 | 10 | 15 | 18 | 18 | 16 | 12 | 7 | 3 | 1 | 0 | 0 |
| Exposure | Low | Moderate | VeryHigh | Extreme | High | Moderate | Low | ||||||
| Time to burn | 45 min | 30 min | 15 min | 10 min | 25 min | 30 min | 45 min | ||||||