Derry
December
Weather in Derry for December 2026
Your guide to Derry weather in December - trends and predictions
Snowfall in Derry during December is quite rare, with fewer than 2 snowy days on average.
In general, the average temperature in Derry at the beginning of December is 7 °C. As the month progressed, temperatures tended to slightly increase, reaching an average of 7.1 °C by the end of December.
Derry in December brings notable rainfall, with an average of 18 rainy days and a total precipitation of 135.8 mm.
Is December a good time to visit Derry? check out the best time to travel to Derry page.
✨ Is December a good time to visit Derry? – Ask the AI Weatherman
Snow Forecast ❄️
Temperatures
Rain 🌧️
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12
Dry days
18
Rainy days
1
Snow days
8°/4°
Temperatures
25 km/h
Avg max wind
87 %
Avg humidity
Derry Weather December
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Temperatures trend during December in Derry
See the weather trend as well as the moving average line
December weather in Derry day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| 1 Dec. |  Patchy rain possible | 8° /3° | 1.4 mm | 0 cm | |
| 2 Dec. | Patchy rain possible | 5° /1° | 0.5 mm | 0 cm | |
| 3 Dec. |  Light rain | 5° /0° | 2.5 mm | 0 cm | |
| 4 Dec. | Light rain | 6° /1° | 3.3 mm | 0 cm | |
| 5 Dec. | Light rain | 7° /2° | 4.8 mm | 0 cm | |
| 6 Dec. |  Moderate rain | 8° /3° | 14 mm | 0 cm | |
| 7 Dec. | Moderate rain | 10° /5° | 15.1 mm | 0 cm | |
| 8 Dec. | Light rain | 8° /5° | 3.4 mm | 0 cm | |
| 9 Dec. | Light rain | 9° /4° | 8.6 mm | 0 cm | |
| 10 Dec. |  Moderate or heavy rain with thunder | 7° /3° | 3.9 mm | 0 cm | |
| 11 Dec. | Light rain | 7° /3° | 4.6 mm | 0 cm | |
| 12 Dec. | Moderate rain | 5° /2° | 7.9 mm | 0 cm | |
| 13 Dec. |  Overcast | 7° /2° | 0.5 mm | 0 cm | |
| 14 Dec. | Light rain | 10° /4° | 4.7 mm | 0 cm | |
| 15 Dec. | Patchy rain possible | 10° /6° | 0.1 mm | 0 cm | |
| 16 Dec. | Patchy rain possible | 9° /6° | 0.2 mm | 0 cm | |
| 17 Dec. | Light rain | 11° /7° | 3.2 mm | 0 cm | |
| 18 Dec. | Light rain | 10° /4° | 5.4 mm | 0 cm | |
| 19 Dec. | Light rain | 7° /3° | 2.7 mm | 0 cm | |
| 20 Dec. | Light rain | 9° /5° | 4.7 mm | 0 cm | |
| 21 Dec. | Light rain | 9° /5° | 5.5 mm | 0.3 cm | |
| 22 Dec. | Light rain | 8° /5° | 3.9 mm | 0.1 cm | |
| 23 Dec. | Moderate rain | 10° /6° | 5.2 mm | 0 cm | |
| 24 Dec. | Light rain shower | 10° /6° | 1.7 mm | 0 cm | |
| 25 Dec. | Light rain | 8° /4° | 3.2 mm | 0 cm | |
| 26 Dec. | Patchy rain possible | 7° /3° | 1.8 mm | 0 cm | |
| 27 Dec. | Light rain | 8° /3° | 7.3 mm | 0 cm | |
| 28 Dec. | Light rain | 6° /3° | 5.8 mm | 0 cm | |
| 29 Dec. | Moderate or heavy rain with thunder | 7° /2° | 1.6 mm | 0 cm | |
| 30 Dec. |  Light sleet | 7° /3° | 5 mm | 0 cm | |
| 31 Dec. | Light rain | 7° /2° | 3.1 mm | 0 cm | |
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Important Notice
Our weather forecast for Derry 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 Derry forecast closer to your planned date for the most up-to-date weather information.
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Derry in December - FAQ
What are the expected maximum and minimum temperatures in Derry during December?
Prepare for cooler days with highs just around 8° and colder nights, dipping below 4°.
How much rainfall should be expected in Derry during December?
Significant rainfall exceeding 135.8 mm is expected in Derry during December, occurring over more than 18 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Derry in December 2026?
Derry typically sees 0.1 cm of snowfall during December.
What are the typical wind conditions in Derry during December?
The average wind speed in Derry during December is 25 km/h, suggesting breezy to windy conditions, depending on your activities.
Derry snow forecast December 2026
Track daily snowfall levels and discover Derry’s snowy potential this December ❄️
On average, Derry sees 1 snowy days during December, with approximately 0.1 cm of total snowfall.
December rainfall patterns in Derry
Explore the daily rainfall trends and prepare for Derrys December weather 💧
Typically, Derry has 18 rainy days in December with a total of 135.8 mm of rainfall.
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