Last updated: June 18, 2025
In May, the average temperature in Chertsey, Canada hovers around 12°C (54°F), with fluctuating extremes ranging from a chilly -3°C (26°F) to a warm 34°C (93°F). Expect a fair amount of precipitation, totalling 107 mm (4.2 in) over approximately 11 days. The average humidity sits comfortably at 80%, contributing to a distinct climate experience.
In May in Chertsey, the average temperature is 12°C (54°F). The maximum can reach 34°C (93°F) and the minimum can be as low as -3°C (26°F). This range means travelers should be prepared for both warm and chilly weather when planning their activities.
In Chertsey in May, the precipitation amount is 107 mm (4.2 in) spread over a period of 11 days.
In Chertsey in May, humidity is 80%. With an average temperature of 12°C (54°F), this humidity feels like a heavy blanket that wraps around you, making it feel much cooler and damp. Traveling in these conditions might leave you feeling chilly and slightly uncomfortable, as the moisture in the air clings to your skin and clothes, turning each step into a soggy endeavor.
In Chertsey in May, 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 Chertsey.
UV Risk Categories
Weather in Chertsey varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Chertsey, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -10°C (14°F) | 85 mm (3.4 inches) | 93% | low |
| February Weather | -9°C (16°F) | 92 mm (3.6 inches) | 92% | moderate |
| March Weather | -4°C (25°F) | 91 mm (3.6 inches) | 86% | moderate |
| April Weather | 4°C (39°F) | 120 mm (4.7 inches) | 85% | very high |
| May Weather | 12°C (54°F) | 107 mm (4.2 inches) | 80% | very high |
| June Weather | 17°C (63°F) | 111 mm (4.4 inches) | 74% | very high |
| July Weather | 20°C (68°F) | 124 mm (4.9 inches) | 76% | very high |
| August Weather | 19°C (66°F) | 114 mm (4.5 inches) | 75% | very high |
| September Weather | 14°C (58°F) | 89 mm (3.5 inches) | 78% | high |
| October Weather | 8°C (46°F) | 126 mm (5.0 inches) | 86% | moderate |
| November Weather | -1°C (30°F) | 111 mm (4.4 inches) | 88% | moderate |
| December Weather | -8°C (18°F) | 96 mm (3.8 inches) | 89% | low |