Normal weather for San Sebastián in January
It's cool in January in San Sebastián with an average temperature of 13°C. Temperatures this month range from a low of 11°C to a high of 16°C. At night, you can expect temperatures between 4°C and 7°C.
In January, there is an average of 167 mm of precipitation, spread over 20 days. The wind speed is around 4 Bft, mostly coming from the Southwest.
San Sebastián in January |
London | ||
|---|---|---|---|
 Average Temperature |
13°C | 8°C | |
 High Temp |
16°C | 9°C | |
| Low Temp |
11°C | 6°C | |
 Total Precipitation |
167 mm | 58 mm | |
| Rainy Days |
20 days | 9 days | |
Start of January
The month of January starts in San Sebastián with cool temperatures, averaging around 14°C during the day and nights close to 6°C. Plenty of days with a chance of precipitation.
Since temperatures can differ between day and night, it’s a good idea to dress in layers. During the day, go for a light coat, jumper or cardigan, and long trousers. For the evening and morning, we recommend a thick coat, jumper, and long trousers.
Mid-January
By mid-January, the average daytime temperature drops to around 13°C, with nights close to 6°C. During this part of the month, you can expect regular precipitation, but there’ll also be some sunny days.
Temperatures vary between day and night, so it’s smart to wear layers. During the day, opt for a warm coat, jumper or cardigan, and long trousers. For the evening and morning, we recommend a thick coat, jumper, and long trousers.
End of January
By the end of January, the average daytime temperature in San Sebastián will be around 14°C, with nights close to 6°C. There’s a significant chance of many days with precipitation.
As it gets cooler in the evening, it’s best to wear layers. During the day, go for a light coat, jumper or cardigan, and long trousers. For the evening and morning, we recommend a thick coat, jumper, and long trousers.
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UV index
The UV index is a maximum of 4 this month. That's a moderate value on the intensity scale of 1 to 11. Unprotected skin can burn in about 30 minutes.
Is January a good time to visit San Sebastián?
After some sun? Then January isn’t the best time to be in San Sebastián. There’s too much chance of rain this month.
Temperature records for San Sebastián in January
With 23°C, San Sebastián hit the highest temperature in the last 10 years in January 2022. The lowest daytime temperature in this month was 5°C in 2021. The extreme night temperatures ranged from a low of -6°C to a high of 15°C.
Check out the climate of San Sebastián for all months and discover the best travel time
Curious about the climate in other parts of Spain? Check out the weather and climate in places like Ibiza, Majorca, Tenerife, or have a look at other destinations in Spain.
December
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Daily Temperature in January in San Sebastián
This chart shows the average daily temperatures, both day and night, for each day in January in San Sebastián, measured in degrees Celsius. The red line represents the maximum temperatures, while the blue line shows the minimums. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, gives an overview of the average daily temperatures during this month.
Daily Precipitation in January in San Sebastián
The chart below shows the average daily precipitation in January for San Sebastián, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are shown at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that rain is more likely. But it’s still an average, so each day can be different. Based on historical weather data for January, you can expect around 20 days of rain in San Sebastián.
Daily UV Index in January in San Sebastián
This chart shows the average daily UV index in January in San Sebastián, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in January in San Sebastián Over the Years
This chart shows the average temperature in January in San Sebastián, measured in degrees Celsius, over the past years.
Total Precipitation in January in San Sebastián Over the Years
This chart shows the average precipitation in January in San Sebastián, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.
Daily climate in January for San Sebastián
Click on a specific day in January for detailed info on the typical weather on that day in San Sebastián. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in January in San Sebastián
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Average Weather in San Sebastián by Month
Click on a month below to see detailed weather info for San Sebastián. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
Or check out the climate of San Sebastián for all months at once
