Last updated: August 23, 2025
In Obiracho, Japan, the average temperature in December hovers around -2°C (28°F), with the minimum dipping to a frosty -16°C (4°F) and peaking at a mild 12°C (54°F). Expect considerable precipitation, averaging 132 mm (5.2 in) over 27 days, accompanied by a high humidity level of 80%. Prepare for a chilly and damp month ahead!
In December in Obiracho, the average temperature is -2°C (28°F). The maximum can reach 12°C (54°F), while the minimum can plummet to as low as -16°C (4°F). Travelers should be prepared for brisk, cold weather and dress in layers to stay warm during their visit.
In Obiracho in December, the precipitation amount is 132 mm (5.2 in) spread over 27 days.
In Obiracho in December, humidity is 80%. With an average temperature of -2°C (28°F), this humidity feels like a sharp, biting chill that seeps into your bones, making outdoor exploration uncomfortable and necessitating extra layers to ward off the damp cold.
In Obiracho 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 Obiracho, you can visit Hourly UV Index in Obiracho.
UV Risk Categories
Weather in Obiracho varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Obiracho, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -5°C (22°F) | 70 mm (2.8 inches) | 84% | low |
| February Weather | -4°C (24°F) | 84 mm (3.3 inches) | 83% | moderate |
| March Weather | 0°C (33°F) | 84 mm (3.3 inches) | 81% | moderate |
| April Weather | 6°C (42°F) | 67 mm (2.6 inches) | 81% | high |
| May Weather | 11°C (52°F) | 89 mm (3.5 inches) | 86% | very high |
| June Weather | 15°C (59°F) | 94 mm (3.7 inches) | 87% | very high |
| July Weather | 21°C (69°F) | 103 mm (4.0 inches) | 93% | very high |
| August Weather | 21°C (70°F) | 171 mm (6.7 inches) | 95% | very high |
| September Weather | 18°C (64°F) | 90 mm (3.6 inches) | 88% | very high |
| October Weather | 12°C (53°F) | 147 mm (5.8 inches) | 83% | moderate |
| November Weather | 5°C (41°F) | 152 mm (6.0 inches) | 79% | moderate |
| December Weather | -2°C (28°F) | 132 mm (5.2 inches) | 80% | low |