Last updated: August 23, 2025
In December, the average temperature in Cill Airne, Ireland is a cool 6°C (44°F), with fluctuations ranging from a brisk -2°C (28°F) at its lowest to a mild 13°C (55°F) at its highest. Expect 139 mm (5.5 in) of precipitation over approximately 19 days, resulting in a high average humidity of 83%. Dress accordingly and be prepared for wet conditions!
In December in Cill Airne, the average temperature is 6°C (44°F). Maximum can reach 13°C (55°F) and minimum can be as low as -2°C (28°F). It’s advisable to pack layers and a warm jacket to stay comfortable while exploring the area.
In Cill Airne in December, the precipitation amount is 139 mm (5.5 in) over the course of 19 days.
In Cill Airne in December, humidity is 83%. With an average temperature of 6°C (44°F), this humidity feels like a damp chill that seeps into your bones, making travel uncomfortable and potentially leading to a sense of heaviness in the air.
In Cill Airne in December, the maximum UV index is 1, which corresponds to a low Exposure Category. This means you have a time to burn of 45 minutes. For more details, you can check the Hourly UV Index in Cill Airne.
UV Risk Categories
Weather in Cill Airne varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Cill Airne, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 5°C (42°F) | 82 mm (3.2 inches) | 83% | low |
| February Weather | 6°C (43°F) | 145 mm (5.7 inches) | 85% | low |
| March Weather | 6°C (43°F) | 118 mm (4.6 inches) | 84% | moderate |
| April Weather | 8°C (47°F) | 86 mm (3.4 inches) | 84% | high |
| May Weather | 11°C (52°F) | 90 mm (3.6 inches) | 84% | high |
| June Weather | 13°C (56°F) | 81 mm (3.2 inches) | 85% | very high |
| July Weather | 15°C (59°F) | 79 mm (3.1 inches) | 85% | very high |
| August Weather | 14°C (58°F) | 125 mm (4.9 inches) | 84% | high |
| September Weather | 13°C (55°F) | 91 mm (3.6 inches) | 85% | moderate |
| October Weather | 10°C (50°F) | 132 mm (5.2 inches) | 86% | moderate |
| November Weather | 7°C (46°F) | 106 mm (4.2 inches) | 84% | low |
| December Weather | 6°C (44°F) | 139 mm (5.5 inches) | 83% | low |