Donostia / San Sebastián
January
Weather in Donostia / San Sebastián for January 2026
Your guide to Donostia / San Sebastián weather in January - trends and predictions
In general, the average temperature in Donostia / San Sebastián at the beginning of January is 13 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 11.9 °C by the end of January.
Donostia / San Sebastián experiences heavy rainfall in January, with over 20 rainy days and an average total precipitation 153.5 mm.
Is January a good time to visit Donostia / San Sebastián? check out the best time to travel to Donostia / San Sebastián page.
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Temperatures
Rain 🌧️
More
10
Dry days
21
Rainy days
0
Snow days
11°/6°
Temperatures
18 km/h
Avg max wind
79 %
Avg humidity
Donostia / San Sebastián Weather January
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  14° | 2  14° | 3  12° | 4 14° | |||
| 5 13° | 6  12° | 7  12° | 8 11° | 9 11° | 10 13° | 11 10° |
| 12  11° | 13 11° | 14 13° | 15 11° | 16 10° | 17 13° | 18 10° |
| 19 9° | 20 9° | 21 11° | 22 12° | 23 12° | 24 12° | 25 11° |
| 26 13° | 27 13° | 28 11° | 29 11° | 30  12° | 31 12° |
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Temperatures trend during January in Donostia / San Sebastián
See the weather trend as well as the moving average line
January weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Jan. | Partly cloudy | 14° /7° | 0 mm | 4 | |
| 2 Jan. | Moderate or heavy rain shower | 14° /7° | 1.8 mm | 3 | |
| 3 Jan. | Sunny | 12° /7° | 1.9 mm | 3 | |
| 4 Jan. | Partly cloudy | 14° /8° | 0.2 mm | 4 | |
| 5 Jan. | Partly cloudy | 13° /7° | 10.9 mm | 3 | |
| 6 Jan. | Light rain shower | 12° /7° | 13.4 mm | 3 | |
| 7 Jan. | Heavy rain at times | 12° /6° | 10.1 mm | 3 | |
| 8 Jan. | Moderate or heavy rain shower | 11° /8° | 6.6 mm | 3 | |
| 9 Jan. | Patchy rain possible | 11° /5° | 3 mm | 3 | |
| 10 Jan. | Partly cloudy | 13° /6° | 0.8 mm | 4 | |
| 11 Jan. | Light rain shower | 10° /6° | 7 mm | 3 | |
| 12 Jan. | Overcast | 11° /4° | 0.4 mm | 3 | |
| 13 Jan. | Patchy rain possible | 11° /4° | 0.1 mm | 3 | |
| 14 Jan. | Partly cloudy | 13° /5° | 0.3 mm | 4 | |
| 15 Jan. | Moderate or heavy rain shower | 11° /5° | 7.3 mm | 3 | |
| 16 Jan. | Moderate or heavy rain shower | 10° /5° | 15.5 mm | 2 | |
| 17 Jan. | Moderate rain at times | 13° /6° | 4.3 mm | 4 | |
| 18 Jan. | Moderate or heavy rain shower | 10° /5° | 7.3 mm | 3 | |
| 19 Jan. | Heavy rain at times | 9° /3° | 8.2 mm | 2 | |
| 20 Jan. | Patchy rain possible | 9° /2° | 1.3 mm | 3 | |
| 21 Jan. | Overcast | 11° /3° | 1.2 mm | 3 | |
| 22 Jan. | Partly cloudy | 12° /5° | 2.3 mm | 3 | |
| 23 Jan. | Patchy rain possible | 12° /6° | 3.8 mm | 3 | |
| 24 Jan. | Patchy rain possible | 12° /6° | 0.8 mm | 3 | |
| 25 Jan. | Patchy rain possible | 11° /5° | 5.8 mm | 3 | |
| 26 Jan. | Moderate rain at times | 13° /6° | 2.8 mm | 3 | |
| 27 Jan. | Moderate rain at times | 13° /6° | 7.6 mm | 3 | |
| 28 Jan. | Patchy rain possible | 11° /6° | 3.8 mm | 3 | |
| 29 Jan. | Patchy rain possible | 11° /6° | 0.9 mm | 3 | |
| 30 Jan. | Cloudy | 12° /5° | 6.7 mm | 3 | |
| 31 Jan. | Patchy rain possible | 12° /6° | 0.9 mm | 3 | |
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Important Notice
Our weather forecast for Donostia / San Sebastián in January 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 Donostia / San Sebastián forecast closer to your planned date for the most up-to-date weather information.
Donostia / San Sebastián in January - FAQ
What are the expected maximum and minimum temperatures in Donostia / San Sebastián during January?
During January, expect a variety of temperatures with highs around 11° and lows near 6°, suitable for diverse activities and preferences.
How much rainfall should be expected in Donostia / San Sebastián during January?
Significant rainfall exceeding 153.5 mm is expected in Donostia / San Sebastián during January, occurring over more than 21 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Donostia / San Sebastián in January 2026?
Donostia / San Sebastián typically sees 0.055 cm of snowfall during January.
What are the typical wind conditions in Donostia / San Sebastián during January?
The average wind speed in Donostia / San Sebastián during January is 18 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Donostia / San Sebastián in January?
As you prepare for your trip to Donostia / San Sebastián in January, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Donostia / San Sebastián, during January, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Warm Clothing: Sweaters, hoodies, long pants
- Rain Gear: Lightweight, waterproof clothing
- Footwear
- Waterproof Shoes
- Accessories
- Scarves: To protect you from the cold wind
- Gloves/Mittens: Essential for cold weather
- Warm Hats: Warm hats for insulation in cold weather
- Umbrellas/Raincoats: For rainy days
January rainfall patterns in Donostia / San Sebastián
Explore the daily rainfall trends and prepare for Donostia / San Sebastiáns January weather 💧
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