Last updated: June 24, 2025
In Graham, United States, the average temperature for December hovers around 7°C (46°F), with extremes ranging from a chilly -9°C (17°F) to a warm 23°C (73°F). Expect 106 mm (4.2 in) of precipitation spread over 9 days, contributing to the region's average humidity of 86%. Whether you're braving the cold or enjoying the mild days, be prepared for a mix of weather this month!
In December in Graham, the average temperature is 7°C (46°F). The maximum can reach 23°C (73°F), while the minimum can drop to as low as -9°C (17°F). Be prepared for a wide range of temperatures when planning your visit to Graham this month.
In Graham in December, the total precipitation amount is 106 mm (4.2 in), spread over the course of 9 days.
In Graham in December humidity is 86%. With an average temperature of 7°C (46°F), this humidity feels like wrapping yourself in a damp blanket, making travel uncomfortable and heavy, as the cold air mixes with the muggy atmosphere, leaving you longing for a warm, dry refuge.
In Graham 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 Graham, you can check the information here.
UV Risk Categories
Weather in Graham varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Graham, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 5°C (42°F) | 88 mm (3.5 inches) | 85% | moderate |
| February Weather | 8°C (47°F) | 117 mm (4.6 inches) | 82% | high |
| March Weather | 11°C (52°F) | 82 mm (3.2 inches) | 81% | very high |
| April Weather | 16°C (61°F) | 107 mm (4.2 inches) | 80% | very high |
| May Weather | 21°C (70°F) | 119 mm (4.7 inches) | 81% | extreme |
| June Weather | 24°C (76°F) | 108 mm (4.2 inches) | 81% | extreme |
| July Weather | 27°C (80°F) | 106 mm (4.2 inches) | 81% | extreme |
| August Weather | 25°C (78°F) | 130 mm (5.1 inches) | 80% | very high |
| September Weather | 23°C (73°F) | 128 mm (5.0 inches) | 79% | very high |
| October Weather | 18°C (64°F) | 91 mm (3.6 inches) | 80% | very high |
| November Weather | 10°C (50°F) | 78 mm (3.1 inches) | 85% | moderate |
| December Weather | 7°C (46°F) | 106 mm (4.2 inches) | 86% | moderate |