Last updated: August 23, 2025
In December, the average temperature in Laihia, Finland hovers around -2°C (28°F). However, it can plunge to a chilly -27°C (-16°F), while occasionally reaching a maximum of 6°C (43°F). Expect 48 mm (1.9 in) of precipitation over about 13 days, and brace yourself for an average humidity level of a brisk 93%.
In December in Laihia, the average temperature is -2°C (28°F), with a maximum that can reach 6°C (43°F) and a minimum that can drop as low as -27°C (-16°F). Travelers should be prepared for a wide range of winter weather conditions during this time.
In Laihia in December, the total precipitation amount is 48 mm (1.9 in) spread over 13 days.
In Laihia in December, the humidity is 93%. With an average temperature of -2°C (28°F), this humidity feels like a biting chill that seeps into your bones, making traveling feel uncomfortable and heavy as you contend with the dampness in the air, creating a stark contrast to the freezing temperatures.
In Laihia in December, the maximum UV index is 1, which corresponds to a low Exposure Category. This means you have a time to burn of 45 minutes. For more details, you can check the Hourly UV Index in Laihia.
UV Risk Categories
Weather in Laihia varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Laihia, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -4°C (25°F) | 37 mm (1.5 inches) | 95% | low |
| February Weather | -5°C (23°F) | 40 mm (1.6 inches) | 93% | low |
| March Weather | -2°C (29°F) | 41 mm (1.6 inches) | 91% | low |
| April Weather | 3°C (38°F) | 43 mm (1.7 inches) | 85% | moderate |
| May Weather | 9°C (48°F) | 48 mm (1.9 inches) | 77% | moderate |
| June Weather | 15°C (60°F) | 62 mm (2.5 inches) | 74% | high |
| July Weather | 17°C (63°F) | 68 mm (2.7 inches) | 80% | high |
| August Weather | 15°C (60°F) | 96 mm (3.8 inches) | 82% | moderate |
| September Weather | 10°C (51°F) | 73 mm (2.9 inches) | 88% | moderate |
| October Weather | 5°C (42°F) | 81 mm (3.2 inches) | 92% | low |
| November Weather | 1°C (34°F) | 57 mm (2.3 inches) | 92% | low |
| December Weather | -2°C (28°F) | 48 mm (1.9 inches) | 93% | low |