Last updated: March 2, 2024
The weather in Port Allen, United States, during December is characterized by an average temperature of 13°C (56°F). Highs can soar to 27°C (80°F), while lows may dip to -1°C (30°F). Typically, the humidity level in Port Allen throughout December hovers around 88%.
Minimum temperature
Average temperature
Maximum temperature
Humidity
In December, Port Allen averages 117 mm (4.6 inches) of rainfall, typically over the course of 11 rainy days. The month enjoys an average of 10 hours 12 minutes of daylight, with the sun shining for approximately 6 hours 48 minutes each day. Additionally, there is a 37% probability of sunny days during this period.
Precipitation
Rainy days
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Chance of sun
In December, the UV Index in Port Allen reaches a maximum of 5, indicating a level of Moderate exposure. The most intense UV radiation typically occurs between 12:00 and 14:00, during which unprotected skin may burn in as little as 30 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 | 2 | 3 | 4 | 5 | 4 | 3 | 2 | 1 | 1 | 0 | 0 |
| Exposure | Low | Moderate | Low | ||||||||||
| Time to burn | 45 min | 30 min | 45 min | ||||||||||