Last updated: August 23, 2025
In May, the average temperature in Ristijaervi, Finland hovers around 7°C (44°F), but be prepared for a range that can dip to a brisk -9°C (17°F) or warm up to a pleasant 28°C (82°F). Expect 55 mm (2.2 in) of precipitation spread over 10 days, contributing to an average humidity of 83%. Whether you prefer the chill or the warmth, this month offers a unique blend of weather experiences!
In May in Ristijaervi, the average temperature is 7°C (44°F), with maximums reaching up to 28°C (82°F) and minimums dropping as low as -9°C (17°F). Be prepared for a wide range of temperatures if you're planning to travel during this time.
In Ristijaervi in May, the precipitation amount is 55 mm (2.2 in) spread over a duration of 10 days.
In Ristijaervi in May, humidity is 83%. With an average temperature of 7°C (44°F), this humidity feels like a damp chill that seeps into your bones, making exploring outdoors somewhat uncomfortable and requiring extra layers to stay warm and dry.
In Ristijaervi 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 Ristijaervi.
UV Risk Categories
Weather in Ristijaervi varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Ristijaervi, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -8°C (17°F) | 47 mm (1.9 inches) | 101% | low |
| February Weather | -9°C (16°F) | 43 mm (1.7 inches) | 99% | low |
| March Weather | -5°C (24°F) | 49 mm (1.9 inches) | 94% | low |
| April Weather | 1°C (34°F) | 43 mm (1.7 inches) | 88% | moderate |
| May Weather | 7°C (44°F) | 55 mm (2.2 inches) | 83% | moderate |
| June Weather | 14°C (58°F) | 71 mm (2.8 inches) | 79% | high |
| July Weather | 16°C (61°F) | 92 mm (3.6 inches) | 83% | high |
| August Weather | 14°C (57°F) | 103 mm (4.0 inches) | 87% | moderate |
| September Weather | 9°C (48°F) | 84 mm (3.3 inches) | 91% | moderate |
| October Weather | 3°C (38°F) | 92 mm (3.6 inches) | 96% | low |
| November Weather | -1°C (30°F) | 80 mm (3.2 inches) | 96% | low |
| December Weather | -5°C (23°F) | 66 mm (2.6 inches) | 100% | low |