Derry
December
Weather in Derry for December 2025
Your guide to Derry weather in December - trends and predictions
Yellow Rain Warning - See hour by hour.
So far, December 2025 in Derry is slightly warmer than the historical average by 0.7 °C.
The forecast for the upcoming days in Derry predicts a temperature of 8.6 °C, which is slightly above the historical average.
In general, the average temperature in Derry at the beginning of December is 7.4 °C. As the month progressed, temperatures tended to slightly increase, reaching an average of 7.9 °C by the end of December.
Derry in December brings notable rainfall, with an average of 17 rainy days and a total precipitation of 304 mm.
New! Chat with our AI weatherman - it’s amazing and free.
Official Weather Alert ⚠️
Temperatures
Rain 🌧️
More
14
Dry days
17
Rainy days
0
Snow days
10°/2°
Temperatures
27 km/h
Avg max wind
86 %
Avg humidity
Derry Weather December
Move between months or click on a day
Temperatures trend during December in Derry
See the weather trend as well as the moving average line
December weather in Derry day by day
Click on a date for more information
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Dec. |  Fog | 8° /3° | 1.4 mm | 2 | |
| 2 Dec. |  Patchy rain possible | 6° /1° | 0.5 mm | 2 | |
| 3 Dec. | Fog | 6° /0° | 2.5 mm | 2 | |
| 4 Dec. | Light rain shower | 6° /1° | 3.3 mm | 2 | |
| 5 Dec. |  Partly cloudy | 7° /1° | 4.8 mm | 2 | |
| 6 Dec. |  Light rain | 9° /3° | 14 mm | 2 | |
| 7 Dec. |  Moderate rain | 10° /5° | 15.1 mm | 3 | |
| 8 Dec. | Patchy rain possible | 9° /4° | 3.4 mm | 2 | |
| 9 Dec. | Light rain shower | 9° /4° | 8.6 mm | 2 | |
| 10 Dec. |  Moderate or heavy rain with thunder | 8° /3° | 3.9 mm | 2 | |
| 11 Dec. | Patchy rain possible | 7° /2° | 4.6 mm | 2 | |
| 12 Dec. | Moderate rain | 5° /2° | 7.9 mm | 2 | |
| 13 Dec. | Patchy rain possible | 11° /4° | 1.7 mm | 0 | |
| 14 Dec. | Moderate rain | 12° /6° | 10.4 mm | 0 | |
| 15 Dec. | Patchy rain possible | 7° /3° | 0.1 mm | 0.1 | |
| 16 Dec. |  Sunny | 5° /1° | 0 mm | 0.1 | |
| 17 Dec. | Moderate rain | 10° /4° | 6.1 mm | 0 | |
| 18 Dec. | Patchy rain possible | 12° /4° | 4.1 mm | 2 | |
| 19 Dec. | Patchy rain possible | 7° /4° | 0.3 mm | 2 | |
| 20 Dec. | Patchy rain possible | 9° /4° | 0.7 mm | 2 | |
| 21 Dec. |  Overcast | 12° /6° | 0.1 mm | 2 | |
| 22 Dec. | Patchy rain possible | 9° /7° | 0.4 mm | 2 | |
| 23 Dec. | Patchy rain possible | 7° /3° | 0.4 mm | 2 | |
| 24 Dec. | Patchy rain possible | 8° /5° | 4.3 mm | 2 | |
| 25 Dec. | Patchy rain possible | 6° /3° | 2.2 mm | 2 | |
| 26 Dec. | Partly cloudy | 6° /4° | 0 mm | 3 | |
| 27 Dec. | Light rain shower | 10° /5° | 11 mm | 3 | |
| 28 Dec. | Light rain shower | 8° /5° | 8.7 mm | 2 | |
| 29 Dec. | Moderate or heavy rain with thunder | 8° /3° | 2.4 mm | 3 | |
| 30 Dec. |  Light sleet | 9° /5° | 7.6 mm | 3 | |
| 31 Dec. | Patchy rain possible | 8° /3° | 4.5 mm | 3 | |
| Next | |||||
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.
Change Month
Derry in December - FAQ
What are the expected maximum and minimum temperatures in Derry during December?
Prepare for cooler days with highs just around 10° and colder nights, dipping below 2°.
How much rainfall should be expected in Derry during December?
Significant rainfall exceeding 304 mm is expected in Derry during December, occurring over more than 17 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Derry in December 2025?
Derry typically sees 1.1 cm of snowfall during December.
What are the typical wind conditions in Derry during December?
The average wind speed in Derry during December is 27 km/h, suggesting breezy to windy conditions, depending on your activities.
December rainfall patterns in Derry
Explore the daily rainfall trends and prepare for Derrys December weather 💧
Typically, Derry has 17 rainy days in December with a total of 304 mm of rainfall.
Quick links
More Derry weather pages
You are here
Where is Derry?Get accurate weather forecasts for Derry, located at latitude 54.998 and longitude -7.309. Stay updated with localized weather information tailored for Derry.
Found a mistake?
We appreciate your attention to details. Tell us here.