Last updated: August 23, 2025
In May, the average temperature in Jaemsae, Finland hovers around 9°C (49°F), creating a cool yet inviting atmosphere. Temperatures can range from a chilly -5°C (24°F) to a warm 27°C (81°F), offering a diverse climate experience. Expect about 57 mm (2.2 in) of precipitation over approximately 10 days, contributing to an average humidity level of 75%. Whether you’re bundling up or enjoying a mild day, there's plenty to appreciate in this transitional month.
In May in Jaemsae, the average temperature is 9°C (49°F). Maximum temperatures can reach 27°C (81°F), while minimum temperatures can drop as low as -5°C (24°F). Be prepared for a wide range of weather conditions if you're planning to visit during this time.
In Jaemsae in May, the precipitation amount is 57 mm (2.2 in) over a span of 10 days.
In Jaemsae in May, humidity is 75%. With an average temperature of 9°C (49°F), this humidity feels like a damp chill that wraps around you, making outdoor activities uncomfortable and causing your clothes to cling uncomfortably. It's advisable to dress in layers to stay warm, while also being prepared for the persistent moisture in the air that can leave you feeling a bit sluggish throughout your travels.
In Jaemsae in May, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Jaemsae.
UV Risk Categories
Weather in Jaemsae varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Jaemsae, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -5°C (24°F) | 47 mm (1.8 inches) | 98% | low |
| February Weather | -6°C (22°F) | 42 mm (1.7 inches) | 96% | low |
| March Weather | -2°C (28°F) | 41 mm (1.6 inches) | 93% | moderate |
| April Weather | 3°C (37°F) | 42 mm (1.7 inches) | 87% | moderate |
| May Weather | 9°C (49°F) | 57 mm (2.2 inches) | 75% | moderate |
| June Weather | 16°C (61°F) | 60 mm (2.4 inches) | 74% | high |
| July Weather | 17°C (64°F) | 71 mm (2.8 inches) | 80% | high |
| August Weather | 16°C (60°F) | 92 mm (3.6 inches) | 85% | moderate |
| September Weather | 11°C (52°F) | 72 mm (2.8 inches) | 90% | moderate |
| October Weather | 6°C (43°F) | 82 mm (3.2 inches) | 94% | low |
| November Weather | 2°C (36°F) | 59 mm (2.3 inches) | 94% | low |
| December Weather | -2°C (28°F) | 69 mm (2.7 inches) | 96% | low |