Leinster (Dublin)
December
Weather in Leinster for December 2026
Your guide to Leinster weather in December - trends and predictions
In general, the average temperature in Leinster at the beginning of December is 8.6 °C. As the month progressed, temperatures tended to slightly decrease, reaching an average of 8.6 °C by the end of December.
Leinster in December brings notable rainfall, with an average of 17 rainy days and a total precipitation of 106.4 mm.
Is December a good time to visit Leinster? check out the best time to travel to Leinster page.
Temperatures
Rain 🌧️
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14
Dry days
17
Rainy days
0
Snow days
9°/5°
Temperatures
31 km/h
Avg max wind
81 %
Avg humidity
Leinster Weather December
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What’s the Weather Like in Leinster This December?
Discover the average temperatures and weather trends across Leinster’s cities this December.
Temperatures trend during December in Leinster
See the weather trend as well as the moving average line
December weather in Leinster day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Dec. |  Light rain | 9° /5° | 5.5 mm | 0.4 | |
| 2 Dec. |  Patchy rain possible | 7° /4° | 2.1 mm | 0.4 | |
| 3 Dec. | Patchy rain possible | 8° /5° | 1.8 mm | 0.4 | |
| 4 Dec. | Light rain | 7° /5° | 5.2 mm | 0.4 | |
| 5 Dec. | Light rain | 9° /4° | 4.8 mm | 0.4 | |
| 6 Dec. | Light rain | 10° /5° | 6 mm | 0.4 | |
| 7 Dec. |  Moderate or heavy rain shower | 10° /5° | 9.3 mm | 0.4 | |
| 8 Dec. | Light rain | 8° /5° | 3 mm | 0.4 | |
| 9 Dec. | Moderate rain at times | 9° /6° | 5.4 mm | 0.4 | |
| 10 Dec. |  Partly cloudy | 8° /5° | 0.9 mm | 0.4 | |
| 11 Dec. | Light rain | 9° /5° | 3.5 mm | 0.4 | |
| 12 Dec. | Patchy rain possible | 8° /5° | 1.8 mm | 0.4 | |
| 13 Dec. | Light rain | 8° /4° | 2.6 mm | 0.4 | |
| 14 Dec. | Patchy rain possible | 9° /6° | 2.2 mm | 0.4 | |
| 15 Dec. | Partly cloudy | 9° /6° | 0.6 mm | 0.4 | |
| 16 Dec. | Light rain | 9° /6° | 2.8 mm | 0.4 | |
| 17 Dec. | Light rain | 11° /6° | 2.5 mm | 0.4 | |
| 18 Dec. | Light rain | 11° /6° | 3.2 mm | 0.4 | |
| 19 Dec. | Patchy rain possible | 9° /6° | 1.3 mm | 0.4 | |
| 20 Dec. | Patchy rain possible | 9° /6° | 2.3 mm | 0.4 | |
| 21 Dec. | Light drizzle | 10° /6° | 1.6 mm | 0.4 | |
| 22 Dec. | Light rain | 8° /5° | 2.7 mm | 0.4 | |
| 23 Dec. | Light rain | 10° /6° | 4.6 mm | 0.4 | |
| 24 Dec. | Patchy rain possible | 10° /7° | 1.6 mm | 0.4 | |
| 25 Dec. | Light rain | 9° /5° | 3.4 mm | 0.4 | |
| 26 Dec. | Light rain | 8° /5° | 4.6 mm | 0.4 | |
| 27 Dec. | Light rain | 9° /5° | 5.7 mm | 0.4 | |
| 28 Dec. | Light rain | 9° /5° | 2.5 mm | 0.4 | |
| 29 Dec. | Light rain | 8° /6° | 3 mm | 0.4 | |
| 30 Dec. | Light rain | 9° /5° | 6.1 mm | 0.4 | |
| 31 Dec. | Light rain | 9° /5° | 3.9 mm | 0.4 | |
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Important Notice
Our weather forecast for Leinster in December is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Leinster forecast closer to your planned date for the most up-to-date weather information.
Change Month
Leinster in December - FAQ
What are the expected maximum and minimum temperatures in Leinster during December?
During December, expect a variety of temperatures with highs around 9° and lows near 5°, suitable for diverse activities and preferences.
How much rainfall should be expected in Leinster during December?
Significant rainfall exceeding 106.4 mm is expected in Leinster during December, occurring over more than 17 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Leinster in December 2026?
Leinster typically sees 0 cm of snowfall during December.
What are the typical wind conditions in Leinster during December?
The average wind speed in Leinster during December is 31 km/h, suggesting breezy to windy conditions, depending on your activities.
December rainfall patterns in Leinster
Explore the daily rainfall trends and prepare for Leinsters December weather 💧
Typically, Leinster has 17 rainy days in December with a total of 106.4 mm of rainfall.
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