Last updated: August 28, 2025
In December, the average temperature in Kostochkovka, Ukraine is a brisk 4°C (40°F). Expect chills with minimum temperatures dropping to -11°C (12°F), while the mercury can occasionally reach a comfortable 16°C (61°F). Plan for some wet days, as 42 mm (1.6 in) of precipitation is likely over 9 days. Don't forget to dress appropriately for the season, with an average humidity of 83% adding to the wintry feel!
In December in Kostochkovka, the average temperature is 4°C (40°F). Maximum temperatures can reach 16°C (61°F), while minimums can plummet to -11°C (12°F). Travelers should be prepared for a wide range of temperatures and pack accordingly.
In Kostochkovka in December, the precipitation amount is 42 mm (1.6 in) over the course of 9 days.
In Kostochkovka in December humidity is 83%. With an average temperature of 4°C (40°F), this humidity feels like a damp chill that seeps into your bones, making travel uncomfortable and requiring you to bundle up while bracing against the heavy, cold air.
In Kostochkovka in December, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Kostochkovka, you can visit Hourly UV Index in Kostochkovka.
UV Risk Categories
Weather in Kostochkovka varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Kostochkovka, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 1°C (34°F) | 39 mm (1.5 inches) | 85% | low |
| February Weather | 2°C (36°F) | 34 mm (1.3 inches) | 81% | moderate |
| March Weather | 5°C (41°F) | 30 mm (1.2 inches) | 80% | moderate |
| April Weather | 10°C (50°F) | 31 mm (1.2 inches) | 78% | high |
| May Weather | 16°C (61°F) | 40 mm (1.6 inches) | 73% | very high |
| June Weather | 22°C (71°F) | 73 mm (2.9 inches) | 71% | very high |
| July Weather | 24°C (75°F) | 46 mm (1.8 inches) | 66% | very high |
| August Weather | 24°C (75°F) | 25 mm (1.0 inches) | 57% | very high |
| September Weather | 19°C (66°F) | 24 mm (1.0 inches) | 64% | high |
| October Weather | 13°C (56°F) | 22 mm (0.8 inches) | 73% | moderate |
| November Weather | 7°C (45°F) | 39 mm (1.5 inches) | 82% | moderate |
| December Weather | 4°C (40°F) | 42 mm (1.6 inches) | 83% | low |