Last updated: June 24, 2025
In Fountainhead-Orchard Hills, United States, the average temperature in December hovers around 3°C (38°F). Expect a minimum plunge to -12°C (10°F) and a maximum rise to 19°C (66°F). During this time, precipitation averages 95 mm (3.7 in) spread over 9 days, contributing to an average humidity of 85%. Keep these factors in mind as you plan your visit!
In December in Fountainhead-Orchard Hills, the average temperature is 3°C (38°F), with maximums reaching up to 19°C (66°F) and minimums dropping as low as -12°C (10°F). It's essential to prepare for a wide range of temperatures when planning your travels to Fountainhead-Orchard Hills during this time.
In Fountainhead-Orchard Hills in December, the precipitation amount is 95 mm (3.7 in) over the course of 9 days.
In Fountainhead-Orchard Hills in December, humidity is 85%. With an average temperature of 3°C (38°F), this humidity feels like a damp chill that seeps into your bones, making outdoor activities uncomfortable and travel less enjoyable as you contend with the heavy, cold air surrounding you.
In Fountainhead-Orchard Hills 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 Fountainhead-Orchard Hills, you can check the information here.
UV Risk Categories
Weather in Fountainhead-Orchard Hills varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Fountainhead-Orchard Hills, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 1°C (34°F) | 62 mm (2.4 inches) | 86% | moderate |
| February Weather | 3°C (38°F) | 94 mm (3.7 inches) | 86% | moderate |
| March Weather | 6°C (44°F) | 88 mm (3.5 inches) | 86% | high |
| April Weather | 12°C (54°F) | 101 mm (4.0 inches) | 84% | very high |
| May Weather | 18°C (64°F) | 118 mm (4.7 inches) | 78% | very high |
| June Weather | 23°C (73°F) | 90 mm (3.5 inches) | 79% | very high |
| July Weather | 26°C (79°F) | 124 mm (4.9 inches) | 70% | very high |
| August Weather | 24°C (76°F) | 87 mm (3.4 inches) | 59% | very high |
| September Weather | 21°C (70°F) | 110 mm (4.3 inches) | 68% | very high |
| October Weather | 15°C (60°F) | 104 mm (4.1 inches) | 80% | high |
| November Weather | 7°C (45°F) | 81 mm (3.2 inches) | 86% | moderate |
| December Weather | 3°C (38°F) | 95 mm (3.7 inches) | 85% | moderate |