Last updated: June 24, 2025
In December, the average temperature in Bolivar, United States is a crisp 8°C (47°F), with fluctuations ranging from a chilly -10°C (15°F) to a pleasant 24°C (75°F). Expect about 146 mm (5.7 in) of precipitation spread over 10 days, contributing to the region's average humidity of 88%. Whether you prefer the cooler air or the warmth of sunlight, this month offers a unique blend of weather experiences!
In December in Bolivar, the average temperature is 8°C (47°F). The maximum can reach 24°C (75°F), while the minimum can drop as low as -10°C (15°F). This wide temperature range suggests that travelers should pack layers to ensure comfort throughout the day.
In Bolivar in December, the total precipitation amount is 146 mm (5.7 in) over the course of 10 days.
In Bolivar in December, humidity is 88%. With an average temperature of 8°C (47°F), this humidity feels like a thick, damp blanket wrapping around you, making even short walks feel heavy and uninviting for travel.
In Bolivar 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 Bolivar, you can check the information here.
UV Risk Categories
Weather in Bolivar varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Bolivar, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 6°C (42°F) | 101 mm (4.0 inches) | 86% | moderate |
| February Weather | 8°C (46°F) | 172 mm (6.8 inches) | 85% | high |
| March Weather | 13°C (55°F) | 159 mm (6.3 inches) | 84% | very high |
| April Weather | 16°C (61°F) | 142 mm (5.6 inches) | 81% | very high |
| May Weather | 22°C (71°F) | 104 mm (4.1 inches) | 83% | extreme |
| June Weather | 25°C (78°F) | 109 mm (4.3 inches) | 83% | extreme |
| July Weather | 27°C (81°F) | 142 mm (5.6 inches) | 80% | extreme |
| August Weather | 26°C (79°F) | 123 mm (4.8 inches) | 73% | very high |
| September Weather | 24°C (75°F) | 124 mm (4.9 inches) | 70% | very high |
| October Weather | 18°C (64°F) | 109 mm (4.3 inches) | 73% | high |
| November Weather | 10°C (50°F) | 75 mm (3.0 inches) | 85% | moderate |
| December Weather | 8°C (47°F) | 146 mm (5.7 inches) | 88% | moderate |