Last updated: June 24, 2025
In Hartrandt, United States, the average temperature in December hovers around -4°C (25°F). Expect a chilly range, with minimums plummeting to -23°C (-9°F) and maximums reaching a mild 17°C (63°F). During this month, the region experiences a precipitation amount of 24 mm (1.0 in) spread over 5 days, while the air remains relatively damp with an average humidity of 81%.
In December in Hartrandt, the average temperature is -4°C (25°F), with maximums reaching 17°C (63°F) and minimums dropping as low as -23°C (-9°F). Travelers should be prepared for a wide range of temperatures and pack appropriately for both the cold and milder days.
In Hartrandt in December, the precipitation amount is 24 mm (1.0 in) spread over the course of 5 days.
In Hartrandt in December humidity is 81%. With an average temperature of -4°C (25°F), this humidity feels like an icy blanket wrapping around you, making travel quite uncomfortable as each breath draws in a damp chill, often leaving you shivering and increasingly wary of the frosty air.
In Hartrandt in December, the maximum UV index is 3, which corresponds to a moderate Exposure Category. The time to burn is approximately 30 minutes. For more details on the hourly UV index in Hartrandt, you can check the information here.
UV Risk Categories
Weather in Hartrandt varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Hartrandt, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -6°C (21°F) | 20 mm (0.8 inches) | 79% | moderate |
| February Weather | -8°C (18°F) | 30 mm (1.2 inches) | 81% | moderate |
| March Weather | 0°C (32°F) | 47 mm (1.8 inches) | 70% | high |
| April Weather | 4°C (40°F) | 56 mm (2.2 inches) | 67% | very high |
| May Weather | 10°C (51°F) | 65 mm (2.6 inches) | 70% | very high |
| June Weather | 19°C (66°F) | 30 mm (1.2 inches) | 75% | extreme |
| July Weather | 23°C (74°F) | 19 mm (0.7 inches) | 76% | extreme |
| August Weather | 21°C (71°F) | 15 mm (0.6 inches) | 76% | very high |
| September Weather | 16°C (61°F) | 25 mm (1.0 inches) | 72% | very high |
| October Weather | 5°C (42°F) | 41 mm (1.6 inches) | 70% | high |
| November Weather | 1°C (35°F) | 26 mm (1.0 inches) | 76% | moderate |
| December Weather | -4°C (25°F) | 24 mm (1.0 inches) | 81% | moderate |