Last updated: March 2, 2024
The weather in Bay Saint Louis, United States, during January is characterized by an average temperature of 12°C (54°F). Highs can soar to 20°C (68°F), while lows may dip to 1°C (35°F). Typically, the humidity level in Bay Saint Louis throughout January hovers around 82%.
Minimum temperature
Average temperature
Maximum temperature
Humidity
In January, Bay Saint Louis averages 107 mm (4.2 inches) of rainfall, typically over the course of 10 rainy days. The month enjoys an average of 10 hours 25 minutes of daylight, with the sun shining for approximately 5 hours 48 minutes each day. Additionally, there is a 49% probability of sunny days during this period.
Precipitation
Rainy days
Sunshine hours
Chance of sun
In January, the UV Index in Bay Saint Louis 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 | ||||||||||