Temperatures in January
It's cool to moderate in January in Sintra with an average temperature of 15°C. Temperatures this month range from a low of 14°C to a high of 16°C. At night, you can expect temperatures between 6°C and 11°C.
Max and Min Temperatures per Day
This chart shows the daily maximum and minimum temperatures in degrees Celsius for Sintra in January. The red line indicates the max temperatures, and the blue line shows the minimums.
Start of January
The month of January starts in Sintra with cool temperatures, averaging around 15°C during the day and nights close to 9°C. A few showers might pop up in the first days of the month, but the weather remains mostly sunny and dry.
Mid-January
By mid-January, the average daytime temperature stays the same at 15°C, with nights close to 8°C. There might be a few showers during this period, but plenty of dry days with sunshine too.
End of January
By the end of January, the average daytime temperature in Sintra will be around 15°C, with nights close to 10°C. A shower might show up, but overall the weather will be dry and sunny.
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Precipitation in January
In January, there is an average of 82 mm of precipitation, spread over 10 days. The wind speed is around 4 Bft, mostly coming from the South.
The average precipitation chance is 34% per day this month. Though it seems pretty low, the weather’s variable. Some days have higher and others lower precipitation chances, which lowers the average.
Precipitation Chance
This chart shows the daily precipitation chance (in percentages) in January for Sintra. 0% means it never rained on that day in the past 10 years, and 100% means it rained every day. All values in between represent the average chance of precipitation on that day.
Sintra in January |
London | ||
|---|---|---|---|
 Average Temperature |
15°C | 8°C | |
 High Temp |
16°C | 9°C | |
| Low Temp |
14°C | 6°C | |
 Total Precipitation |
82 mm | 58 mm | |
| Rainy Days |
10 days | 9 days | |
December
UV index
The UV index is a maximum of 5 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 Sintra?
Looking for sun and warm weather? Then January isn’t the best time to be in Sintra. The temperature is too low this month for a warm stay.
Temperature records for Sintra in January
With 21°C, Sintra hit the highest temperature in the last 10 years in January 2016. The lowest daytime temperature in this month was 7°C in 2021. The extreme night temperatures ranged from a low of -3°C to a high of 15°C.
Check out the climate of Sintra for all months and discover the best travel time
Curious about the climate in other parts of Portugal? Check out the weather and climate in places like Algarve, Lisbon, Albufeira, or have a look at other destinations in Portugal.
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Daily Temperature in January in Sintra
This chart shows the average daily temperatures, both day and night, for each day in January in Sintra, 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 Sintra
The chart below shows the average daily precipitation in January for Sintra, 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 10 days of rain in Sintra.
Daily UV Index in January in Sintra
This chart shows the average daily UV index in January in Sintra, 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 Sintra Over the Years
This chart shows the average temperature in January in Sintra, measured in degrees Celsius, over the past years.
Total Precipitation in January in Sintra Over the Years
This chart shows the average precipitation in January in Sintra, 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 Sintra
Click on a specific day in January for detailed info on the typical weather on that day in Sintra. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in January in Sintra
Have you been to Sintra in January?
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Average Weather in Sintra by Month
Click on a month below to see detailed weather info for Sintra. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
