Last updated: March 2, 2024
The weather in Valparaiso, Mexico, during September is characterized by an average temperature of 17°C (63°F). Highs can soar to 25°C (78°F), while lows may dip to 10°C (51°F). Typically, the humidity level in Valparaiso throughout September hovers around 86%.
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Average temperature
Maximum temperature
Humidity
In September, Valparaiso averages 238 mm (9.4 inches) of rainfall, typically over the course of 21 rainy days. The month enjoys an average of 12 hours 14 minutes of daylight, with the sun shining for approximately 9 hours 16 minutes each day. Additionally, there is a 28% probability of sunny days during this period.
Precipitation
Rainy days
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Chance of sun
In September, the UV Index in Valparaiso reaches a maximum of 14, indicating a level of Extreme exposure. The most intense UV radiation typically occurs between 14:00 and 16:00, 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 | 0 | 1 | 2 | 4 | 7 | 11 | 13 | 14 | 12 | 9 | 5 | 3 | 1 |
| 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 | ||||||