Last updated: August 23, 2025
The average temperature in Lemu, Finland during May is 10°C (49°F), with a minimum of -4°C (26°F) and a maximum of 26°C (79°F). Expect 44 mm (1.7 in) of precipitation across 9 days, contributing to the average humidity of 77%. Prepare for a month that balances coolness with occasional warmth and moisture.
In May in Lemu, the average temperature is 10°C (49°F). Maximum temperatures can reach up to 26°C (79°F), while minimum temperatures can drop as low as -4°C (26°F). This variety in weather makes Lemu an intriguing destination for travelers seeking to experience distinct seasonal changes.
In Lemu in May, the precipitation amount is 44 mm (1.7 in) over the course of 9 days.
In Lemu in May, humidity is 77%. With an average temperature of 10°C (49°F), this humidity feels like a chilly, damp embrace that can make outdoor activities quite uncomfortable for traveling, as the cold dampness seeps into clothing and chills the bones, leaving one longing for warmer, drier conditions.
In Lemu 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 Lemu.
UV Risk Categories
Weather in Lemu varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Lemu, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -2°C (29°F) | 48 mm (1.9 inches) | 92% | low |
| February Weather | -3°C (27°F) | 42 mm (1.7 inches) | 90% | low |
| March Weather | 0°C (32°F) | 44 mm (1.7 inches) | 89% | moderate |
| April Weather | 4°C (39°F) | 32 mm (1.3 inches) | 85% | moderate |
| May Weather | 10°C (49°F) | 44 mm (1.7 inches) | 77% | moderate |
| June Weather | 16°C (61°F) | 43 mm (1.7 inches) | 78% | high |
| July Weather | 18°C (64°F) | 75 mm (3.0 inches) | 78% | high |
| August Weather | 17°C (62°F) | 87 mm (3.4 inches) | 79% | moderate |
| September Weather | 12°C (54°F) | 72 mm (2.8 inches) | 86% | moderate |
| October Weather | 7°C (46°F) | 86 mm (3.4 inches) | 90% | low |
| November Weather | 4°C (39°F) | 59 mm (2.3 inches) | 91% | low |
| December Weather | 0°C (32°F) | 79 mm (3.1 inches) | 89% | low |