Sintra weather in January
Temperature, rain and sunshine in January: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in January
Fair
Best time to visit: May – September
What is the weather like in Sintra in January?
In January, Sintra is cool: daytime highs average 14 °C, and nights cool down to about 9 °C. Expect around 5 hours of sunshine a day. Rain is frequent, with about 9 rainy days and 71 mm in total. All in all, January is a so-so month for a holiday in Sintra.
January compared
How the weather changes from December to February. Tap a month to open it.
| DecemberDec | JanuaryJan | FebruaryFeb | |
|---|---|---|---|
| Score | 55 | 52 | 63 |
| Day | 14° | 14° | 14° |
| Night | 10° | 9° | 9° |
| Sun | 5 h | 5 h | 6 h |
| Rain days | 10 | 9 | 7 |
More details for January
- Daylight
- 9 h 44 min07:54 – 17:38
- UV index
- 2 · lowclear sky, noon (estimate)All months
- Muggy days
- 0 daysdew point 18 °C or moreAll months
- Wind
- 23 km/haverage daily peakAll months
- Cloud cover
- 54 %on averageAll months
- Hot days
- 0 days30 °C or more
- Time zone
- UTC+0Europe/Lisbon
How the score comes together
- Temperatureweight 50 %55 %
- Sunshineweight 20 %32 %
- Few rainy daysweight 30 %62 %
Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.
What to pack in January
- A jumper for the evenings
- Rain jacket or umbrella
Sintra in January: quick answers
Is Sintra hot in January?
No. In January, Sintra is cool: daytime highs average 14 °C and nights drop to about 9 °C.
Does it rain much in Sintra in January?
Rain is frequent, with about 9 rainy days and 71 mm in total.
Sintra month by month
The whole year in SintraAll destinations: PortugalWhere to go in January
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences