Last updated: August 22, 2025
In October, the average temperature in Sint-Martens, Belgium hovers around 12°C (54°F), with a minimum of 1°C (35°F) and a maximum reaching up to 25°C (78°F). Expect 86 mm (3.4 in) of precipitation over approximately 12 days, paired with a high average humidity of 89%. Prepare for a mix of cool and warm days, along with a good chance of rain!
In October in Sint-Martens, the average temperature is 12°C (54°F), with maximums reaching 25°C (78°F) and minimums dipping to as low as 1°C (35°F). Travelers should be prepared for a wide range of temperatures, making layered clothing essential for comfort.
In Sint-Martens in October, the precipitation amount is 86 mm (3.4 in) over a span of 12 days.
In Sint-Martens in October humidity is 89%. With an average temperature of 12°C (54°F), this humidity feels like a damp chill that envelops you, making travels slightly uncomfortable as you navigate through a thick, moist air that can cling to your skin and steal your warmth.
In Sint-Martens in October, the maximum UV index reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in Sint-Martens for better planning.
UV Risk Categories
Weather in Sint-Martens varies notably across the year, with each month offering distinct climate conditions. This page compares October’s weather to other months in Sint-Martens, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 4°C (39°F) | 65 mm (2.6 inches) | 91% | low |
| February Weather | 5°C (41°F) | 73 mm (2.9 inches) | 89% | low |
| March Weather | 7°C (45°F) | 74 mm (2.9 inches) | 87% | moderate |
| April Weather | 10°C (50°F) | 37 mm (1.5 inches) | 85% | moderate |
| May Weather | 13°C (56°F) | 65 mm (2.5 inches) | 82% | high |
| June Weather | 18°C (65°F) | 78 mm (3.1 inches) | 82% | very high |
| July Weather | 19°C (66°F) | 82 mm (3.2 inches) | 80% | very high |
| August Weather | 19°C (66°F) | 92 mm (3.6 inches) | 76% | high |
| September Weather | 15°C (60°F) | 62 mm (2.5 inches) | 82% | moderate |
| October Weather | 12°C (54°F) | 86 mm (3.4 inches) | 89% | moderate |
| November Weather | 7°C (45°F) | 57 mm (2.2 inches) | 92% | low |
| December Weather | 5°C (42°F) | 102 mm (4.0 inches) | 92% | low |