Last updated: August 23, 2025
In December, the average temperature in Birzai, Lithuania hovers around 0°C (31°F), with a maximum of 10°C (50°F) and a minimum dropping to -20°C (-5°F). Expect precipitation of about 56 mm (2.2 in) over 13 days, contributing to a notably high average humidity of 93%. Stay prepared for a chilly, damp month!
In December in Birzai, the average temperature is 0°C (31°F). The maximum can reach 10°C (50°F), while the minimum can drop as low as -20°C (-5°F). Travelers should be prepared for a wide range of temperatures and dress accordingly to enjoy their visit.
In Birzai in December, the precipitation amount is 56 mm (2.2 in) over the course of 13 days.
In Birzai in December, humidity is 93%. With an average temperature of 0°C (31°F), this humidity feels like an icy blanket enveloping you, making travel uncomfortable as every breath feels damp and the cold air bites at your skin, intensifying the chill.
In Birzai 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 Birzai.
UV Risk Categories
Weather in Birzai varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Birzai, 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) | 93% | low |
| February Weather | -2°C (29°F) | 39 mm (1.5 inches) | 91% | low |
| March Weather | 2°C (35°F) | 48 mm (1.9 inches) | 90% | moderate |
| April Weather | 7°C (44°F) | 41 mm (1.6 inches) | 87% | moderate |
| May Weather | 12°C (54°F) | 69 mm (2.7 inches) | 72% | high |
| June Weather | 18°C (64°F) | 58 mm (2.3 inches) | 76% | high |
| July Weather | 18°C (65°F) | 100 mm (3.9 inches) | 76% | high |
| August Weather | 17°C (64°F) | 93 mm (3.7 inches) | 80% | high |
| September Weather | 13°C (56°F) | 70 mm (2.7 inches) | 87% | moderate |
| October Weather | 8°C (47°F) | 69 mm (2.7 inches) | 91% | moderate |
| November Weather | 4°C (40°F) | 57 mm (2.2 inches) | 92% | low |
| December Weather | 0°C (31°F) | 56 mm (2.2 inches) | 93% | low |