Last updated: June 24, 2025
In December, the average temperature in Mount Calvary, United States hovers around -2°C (29°F), but be prepared for extremes, with minimums plunging to -25°C (-12°F) and maximums reaching a surprising 18°C (65°F). Expect a precipitation total of 46 mm (1.8 in) spread over 6 days, contributing to an average humidity of 81%. Stay warm and dry during your visit!
In December in Mount Calvary, the average temperature is -2°C (29°F), with a maximum that can reach 18°C (65°F) and a minimum that can drop as low as -25°C (-12°F). Travelers should be prepared for a wide range of temperatures, from chilly days to unexpectedly warm spells.
In Mount Calvary in December, the precipitation amount is 46 mm (1.8 in) over a span of 6 days.
In Mount Calvary in December humidity is 81%. With an average temperature of -2°C (29°F), this humidity feels like an uncomfortable chill that seeps into your bones, making outdoor activities less enjoyable and requiring extra layers to stay warm while traveling.
In Mount Calvary 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 Mount Calvary, you can visit Hourly UV Index in Mount Calvary.
UV Risk Categories
Weather in Mount Calvary varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Mount Calvary, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -6°C (21°F) | 47 mm (1.9 inches) | 85% | low |
| February Weather | -6°C (22°F) | 47 mm (1.9 inches) | 85% | moderate |
| March Weather | 1°C (34°F) | 58 mm (2.3 inches) | 85% | moderate |
| April Weather | 7°C (44°F) | 103 mm (4.1 inches) | 85% | very high |
| May Weather | 14°C (58°F) | 118 mm (4.6 inches) | 78% | very high |
| June Weather | 20°C (69°F) | 104 mm (4.1 inches) | 80% | very high |
| July Weather | 23°C (74°F) | 108 mm (4.2 inches) | 78% | very high |
| August Weather | 21°C (71°F) | 93 mm (3.7 inches) | 76% | very high |
| September Weather | 18°C (64°F) | 83 mm (3.3 inches) | 79% | high |
| October Weather | 10°C (51°F) | 106 mm (4.2 inches) | 83% | moderate |
| November Weather | 2°C (36°F) | 44 mm (1.7 inches) | 88% | moderate |
| December Weather | -2°C (29°F) | 46 mm (1.8 inches) | 81% | low |