Leinster (Dublin)
December
Weather in Leinster for December 2025
Your guide to Leinster weather in December - trends and predictions
In general, the average temperature in Leinster at the beginning of December is 8.7 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 9.4 °C by the end of December.
Leinster experiences heavy rainfall in December, with over 20 rainy days and an average total precipitation 104.1 mm.
Temperatures
Rain 🌧️
3
Dry days
28
Rainy days
0
Snow days
9°/5°
Temperatures
30 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. |  Overcast | 9° /4° | 1.8 mm | 3 | |
| 2 Dec. |  Cloudy | 8° /3° | 2.6 mm | 2 | |
| 3 Dec. |  Patchy rain possible | 8° /4° | 1.2 mm | 2 | |
| 4 Dec. | Cloudy | 8° /5° | 6 mm | 2 | |
| 5 Dec. | Patchy rain possible | 9° /4° | 2.5 mm | 3 | |
| 6 Dec. |  Moderate or heavy rain shower | 10° /4° | 6.8 mm | 3 | |
| 7 Dec. | Moderate or heavy rain shower | 9° /4° | 10.3 mm | 3 | |
| 8 Dec. | Patchy rain possible | 7° /4° | 3.6 mm | 2 | |
| 9 Dec. | Moderate rain at times | 8° /4° | 3.5 mm | 2 | |
| 10 Dec. |  Partly cloudy | 7° /3° | 1.1 mm | 3 | |
| 11 Dec. | Patchy rain possible | 9° /4° | 1.9 mm | 2 | |
| 12 Dec. | Overcast | 9° /4° | 2.2 mm | 2 | |
| 13 Dec. | Patchy rain possible | 8° /3° | 3.1 mm | 2 | |
| 14 Dec. | Patchy rain possible | 8° /4° | 0.6 mm | 2 | |
| 15 Dec. | Partly cloudy | 10° /5° | 0.1 mm | 3 | |
| 16 Dec. | Overcast | 10° /6° | 3.3 mm | 3 | |
| 17 Dec. | Moderate rain at times | 11° /6° | 2.2 mm | 3 | |
| 18 Dec. | Moderate or heavy rain shower | 12° /6° | 3.2 mm | 3 | |
| 19 Dec. | Partly cloudy | 9° /5° | 1.6 mm | 3 | |
| 20 Dec. | Partly cloudy | 9° /6° | 0.6 mm | 2 | |
| 21 Dec. |  Light drizzle | 10° /5° | 1.3 mm | 3 | |
| 22 Dec. | Patchy rain possible | 8° /4° | 2.5 mm | 2 | |
| 23 Dec. | Light drizzle | 11° /5° | 5.2 mm | 3 | |
| 24 Dec. | Overcast | 10° /6° | 1.9 mm | 3 | |
| 25 Dec. | Overcast | 9° /5° | 4.1 mm | 3 | |
| 26 Dec. | Moderate rain at times | 9° /5° | 5.6 mm | 2 | |
| 27 Dec. | Overcast | 10° /4° | 6.8 mm | 3 | |
| 28 Dec. | Patchy rain possible | 9° /5° | 3 mm | 3 | |
| 29 Dec. | Overcast | 9° /5° | 3.6 mm | 2 | |
| 30 Dec. | Overcast | 10° /5° | 7.2 mm | 3 | |
| 31 Dec. | Moderate rain at times | 10° /6° | 4.6 mm | 2 | |
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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.
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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 104.1 mm is expected in Leinster during December, occurring over more than 28 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Leinster in December 2025?
Leinster typically sees 0.004 cm of snowfall during December.
What are the typical wind conditions in Leinster during December?
The average wind speed in Leinster during December is 30 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 💧
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