Last updated: March 2, 2024
The weather in Sumpango, Guatemala, during September is characterized by an average temperature of 19°C (67°F). Highs can soar to 27°C (82°F), while lows may dip to 13°C (56°F). Typically, the humidity level in Sumpango throughout September hovers around 82%.
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Average temperature
Maximum temperature
Humidity
In September, Sumpango averages 190 mm (7.5 inches) of rainfall, typically over the course of 25 rainy days. The month enjoys an average of 12 hours 10 minutes of daylight, with the sun shining for approximately 9 hours 46 minutes each day. Additionally, there is a 20% probability of sunny days during this period.
Precipitation
Rainy days
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Chance of sun
In September, the UV Index in Sumpango 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 | 10 | 13 | 14 | 12 | 9 | 6 | 3 | 1 | 1 | 0 |
| Exposure | Low | Moderate | High | VeryHigh | Extreme | VeryHigh | High | Moderate | Low | ||||
| Time to burn | 45 min | 30 min | 25 min | 15 min | 10 min | 15 min | 25 min | 30 min | 45 min | ||||