Last updated: August 23, 2025
In October, the average temperature in Saint-Jean, France hovers around 6°C (43°F), with a minimum dipping down to -8°C (18°F) and a maximum peaking at 18°C (65°F). Expect 106 mm (4.2 in) of precipitation over 9 days, contributing to a high average humidity of 89%. Stay cozy and prepared for the chill!
In October in Saint-Jean, the average temperature is 6°C (43°F). Maximums can reach 18°C (65°F), and minimums can drop as low as -8°C (18°F). Be prepared for a wide range of temperatures and pack accordingly for your travel to Saint-Jean during this time.
In Saint-Jean in October, the total precipitation amount is 106 mm (4.2 in), spread over the course of 9 days.
In Saint-Jean in October, humidity is 89%. With an average temperature of 6°C (43°F), this humidity feels like a chilly, damp embrace that can make outdoor activities uncomfortable and energy-draining, often leading travelers to seek shelter indoors or dress in layers to cope with the cold and moist air.
In Saint-Jean in October, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Saint-Jean, you can refer to this Hourly UV Index in Saint-Jean.
UV Risk Categories
Weather in Saint-Jean varies notably across the year, with each month offering distinct climate conditions. This page compares October’s weather to other months in Saint-Jean, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -6°C (21°F) | 81 mm (3.2 inches) | 91% | moderate |
| February Weather | -3°C (27°F) | 73 mm (2.9 inches) | 87% | moderate |
| March Weather | -1°C (30°F) | 115 mm (4.5 inches) | 84% | very high |
| April Weather | 2°C (36°F) | 83 mm (3.3 inches) | 83% | very high |
| May Weather | 7°C (44°F) | 143 mm (5.6 inches) | 78% | very high |
| June Weather | 12°C (54°F) | 99 mm (3.9 inches) | 75% | extreme |
| July Weather | 14°C (58°F) | 69 mm (2.7 inches) | 72% | very high |
| August Weather | 14°C (58°F) | 72 mm (2.8 inches) | 63% | very high |
| September Weather | 10°C (51°F) | 64 mm (2.5 inches) | 73% | very high |
| October Weather | 6°C (43°F) | 106 mm (4.2 inches) | 89% | high |
| November Weather | -1°C (31°F) | 106 mm (4.2 inches) | 90% | moderate |
| December Weather | -5°C (24°F) | 184 mm (7.3 inches) | 90% | low |