Last updated: March 2, 2024
The weather in Mariano Colon, Puerto Rico, during January is characterized by an average temperature of 24°C (75°F). Highs can soar to 27°C (80°F), while lows may dip to 20°C (69°F). Typically, the humidity level in Mariano Colon throughout January hovers around 76%.
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Average temperature
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Humidity
In January, Mariano Colon averages 37 mm (1.5 inches) of rainfall, typically over the course of 12 rainy days. The month enjoys an average of 11 hours 10 minutes of daylight, with the sun shining for approximately 8 hours 23 minutes each day. Additionally, there is a 47% probability of sunny days during this period.
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Chance of sun
In January, the UV Index in Mariano Colon reaches a maximum of 9, indicating a level of VeryHigh exposure. The most intense UV radiation typically occurs between 12:00 and 14:00, during which unprotected skin may burn in as little as 15 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 | 1 | 3 | 5 | 8 | 9 | 9 | 8 | 5 | 3 | 1 | 1 | 0 |
| Exposure | Low | Moderate | VeryHigh | Moderate | Low | ||||||||
| Time to burn | 45 min | 30 min | 15 min | 30 min | 45 min | ||||||||