Last updated: June 24, 2025
In December, the average temperature in Bellaire, United States hovers around -1°C (30°F), with a minimum dip to -16°C (3°F) and a maximum rise to 14°C (58°F). Expect about 86 mm (3.4 in) of precipitation spread over 16 days, and be prepared for a relatively high average humidity of 87%.
In December in Bellaire, the average temperature is -1°C (30°F). Maximum temperatures can reach 14°C (58°F), while the minimum can dip as low as -16°C (3°F). Travelers should prepare for a chilly climate with the potential for both mild and extremely cold days.
In Bellaire in December, the precipitation amount is 86 mm (3.4 in) over a period of 16 days.
In Bellaire in December, humidity is 87%. With an average temperature of -1°C (30°F), this humidity feels like a biting chill that penetrates through layers of clothing, making travel uncomfortable as the dampness clings to your skin, intensifying the cold and causing every gust of wind to feel even more frigid.
In Bellaire 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 Bellaire, you can visit Hourly UV Index in Bellaire.
UV Risk Categories
Weather in Bellaire varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Bellaire, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -5°C (24°F) | 63 mm (2.5 inches) | 91% | low |
| February Weather | -5°C (24°F) | 72 mm (2.9 inches) | 91% | moderate |
| March Weather | -1°C (31°F) | 65 mm (2.6 inches) | 87% | moderate |
| April Weather | 4°C (40°F) | 96 mm (3.8 inches) | 87% | high |
| May Weather | 11°C (52°F) | 112 mm (4.4 inches) | 82% | very high |
| June Weather | 17°C (62°F) | 105 mm (4.1 inches) | 79% | very high |
| July Weather | 21°C (69°F) | 95 mm (3.7 inches) | 75% | very high |
| August Weather | 20°C (69°F) | 89 mm (3.5 inches) | 76% | very high |
| September Weather | 17°C (62°F) | 84 mm (3.3 inches) | 79% | high |
| October Weather | 10°C (51°F) | 143 mm (5.6 inches) | 83% | moderate |
| November Weather | 3°C (37°F) | 92 mm (3.6 inches) | 86% | moderate |
| December Weather | -1°C (30°F) | 86 mm (3.4 inches) | 87% | low |