Last updated: March 2, 2024
The weather in San Martin, Colombia, during September is characterized by an average temperature of 24°C (76°F). Highs can soar to 31°C (89°F), while lows may dip to 17°C (63°F). Typically, the humidity level in San Martin throughout September hovers around 57%.
Minimum temperature
Average temperature
Maximum temperature
Humidity
In September, San Martin averages 98 mm (3.9 inches) of rainfall, typically over the course of 19 rainy days. The month enjoys an average of 12 hours 6 minutes of daylight, with the sun shining for approximately 10 hours 36 minutes each day. Additionally, there is a 30% probability of sunny days during this period.
Precipitation
Rainy days
Sunshine hours
Chance of sun
In September, the UV Index in San Martin 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 | 4 | 7 | 11 | 13 | 14 | 12 | 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 | ||||||