Last updated: August 23, 2025
In June, the average temperature in Olonne-sur-Mer, France is a comfortable 18°C (65°F), with minimums dipping to 11°C (52°F) and maximums reaching a warm 31°C (88°F). Expect around 68 mm (2.7 in) of precipitation over approximately 10 days, contributing to an average humidity of 75%. Enjoy the mild, humid climate of this beautiful destination!
In June in Olonne-sur-Mer, the average temperature is 18°C (65°F), with maximums reaching 31°C (88°F) and minimums dropping to as low as 11°C (52°F). It's a great time to visit Olonne-sur-Mer for those who enjoy mild weather and varying temperatures.
In Olonne-sur-Mer in June, the precipitation amount is 68 mm (2.7 in) over a span of 10 days.
In Olonne-sur-Mer in June, humidity is 75%. With an average temperature of 18°C (65°F), this humidity feels like a warm, enveloping blanket that can make outdoor exploration feel a bit stifling, potentially leading to discomfort during travel activities.
In Olonne-sur-Mer in June, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Olonne-sur-Mer.
UV Risk Categories
Weather in Olonne-sur-Mer varies notably across the year, with each month offering distinct climate conditions. This page compares June’s weather to other months in Olonne-sur-Mer, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 8°C (46°F) | 71 mm (2.8 inches) | 88% | low |
| February Weather | 9°C (48°F) | 78 mm (3.1 inches) | 87% | moderate |
| March Weather | 10°C (50°F) | 76 mm (3.0 inches) | 84% | moderate |
| April Weather | 12°C (54°F) | 35 mm (1.4 inches) | 83% | high |
| May Weather | 15°C (59°F) | 58 mm (2.3 inches) | 81% | very high |
| June Weather | 18°C (65°F) | 68 mm (2.7 inches) | 75% | very high |
| July Weather | 20°C (69°F) | 30 mm (1.2 inches) | 65% | very high |
| August Weather | 20°C (68°F) | 37 mm (1.5 inches) | 67% | very high |
| September Weather | 18°C (65°F) | 46 mm (1.8 inches) | 75% | high |
| October Weather | 15°C (59°F) | 87 mm (3.4 inches) | 85% | moderate |
| November Weather | 11°C (52°F) | 106 mm (4.2 inches) | 88% | moderate |
| December Weather | 10°C (50°F) | 140 mm (5.5 inches) | 90% | low |