Galway
December
Weather in Galway for December 2025
Your guide to Galway weather in December - trends and predictions
So far, December 2025 in Galway is slightly warmer than the historical average by 1.1 °C.
The forecast for the next days in Galway predicts temperatures to be around 9 °C, close to the historical average.
In general, the average temperature in Galway at the beginning of December is 9.3 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 8 °C by the end of December.
Galway experiences heavy rainfall in December, with over 20 rainy days and an average total precipitation 147.7 mm.
Temperatures
Rain 🌧️
4
Dry days
27
Rainy days
0
Snow days
9°/6°
Temperatures
36 km/h
Avg max wind
82 %
Avg humidity
Galway Weather December
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Temperatures trend during December in Galway
See the weather trend as well as the moving average line
December weather in Galway day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Dec. |  Patchy rain possible | 9° /4° | 4.5 mm | 2 | |
| 2 Dec. | Light rain shower | 7° /3° | 3.1 mm | 2 | |
| 3 Dec. |  Light sleet | 8° /3° | 6.3 mm | 2 | |
| 4 Dec. | Patchy rain possible | 9° /3° | 3.8 mm | 2 | |
| 5 Dec. | Light rain shower | 10° /4° | 6 mm | 3 | |
| 6 Dec. |  Moderate rain | 12° /6° | 12 mm | 3 | |
| 7 Dec. | Moderate rain | 10° /7° | 12.5 mm | 3 | |
| 8 Dec. | Patchy rain possible | 10° /7° | 5.9 mm | 3 | |
| 9 Dec. | Patchy rain possible | 11° /6° | 8.3 mm | 3 | |
| 10 Dec. | Light rain shower | 9° /5° | 4.7 mm | 3 | |
| 11 Dec. | Light rain shower | 9° /4° | 6.1 mm | 3 | |
| 12 Dec. | Light rain shower | 7° /4° | 1.7 mm | 2 | |
| 13 Dec. | Patchy rain possible | 9° /5° | 2.2 mm | 3 | |
| 14 Dec. | Patchy rain possible | 12° /6° | 7.5 mm | 3 | |
| 15 Dec. | Patchy rain possible | 9° /6° | 0.5 mm | 0.1 | |
| 16 Dec. | Patchy rain possible | 9° /5° | 0.3 mm | 0.1 | |
| 17 Dec. | Moderate rain | 12° /5° | 6.4 mm | 0 | |
| 18 Dec. | Moderate rain | 13° /7° | 16.1 mm | 0 | |
| 19 Dec. | Patchy rain possible | 9° /6° | 2.2 mm | 0.1 | |
| 20 Dec. | Patchy rain possible | 9° /5° | 2.7 mm | 2 | |
| 21 Dec. | Moderate rain | 8° /3° | 5.2 mm | 2 | |
| 22 Dec. | Patchy rain possible | 9° /6° | 0.3 mm | 2 | |
| 23 Dec. | Patchy rain possible | 9° /6° | 0.2 mm | 2 | |
| 24 Dec. | Patchy rain possible | 8° /8° | 0.5 mm | 2 | |
| 25 Dec. | Patchy rain possible | 10° /9° | 0.6 mm | 2 | |
| 26 Dec. |  Sunny | 7° /4° | 0.1 mm | 3 | |
| 27 Dec. | Sunny | 6° /3° | 0 mm | 2 | |
| 28 Dec. | Sunny | 5° /1° | 0 mm | 2 | |
| 29 Dec. | Patchy rain possible | 9° /6° | 3.7 mm | 2 | |
| 30 Dec. |  Moderate or heavy rain shower | 10° /6° | 17.2 mm | 2 | |
| 31 Dec. | Moderate rain at times | 9° /6° | 9.5 mm | 2 | |
| Next | |||||
Important Notice
Our weather forecast for Galway 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 Galway forecast closer to your planned date for the most up-to-date weather information.
Change Month
Galway in December - FAQ
What are the expected maximum and minimum temperatures in Galway during December?
During December, expect a variety of temperatures with highs around 9° and lows near 6°, suitable for diverse activities and preferences.
How much rainfall should be expected in Galway during December?
Significant rainfall exceeding 147.7 mm is expected in Galway during December, occurring over more than 27 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Galway in December 2025?
Galway typically sees 0 cm of snowfall during December.
What are the typical wind conditions in Galway during December?
The average wind speed in Galway during December is 36 km/h, suggesting breezy to windy conditions, depending on your activities.
December rainfall patterns in Galway
Explore the daily rainfall trends and prepare for Galways December weather 💧
Typically, Galway has 27 rainy days in December with a total of 147.7 mm of rainfall.
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