Month guide · São João, Portugal
São João in October: weather and what to expect
In October, São João averages highs of 21°C and lows of 13°C, with about 13 rainy days and 166 mm of rain. Highs are 4°C cooler than in September and 5°C warmer than in November. Crowds in Centro are low.
Is October a good time to visit?
Good for
No verdicts for São João in October yet. They only use climate values that are precise enough to judge with.
Not ideal for
- Reliable dry weatherAbout 13 rainy days in the month
Daily highs through October
Town-level · ERA5-Land 1991-2020Highs fall about 4°C over the month.
October in detail
Town-level · ERA5-LandCrowds, holidays and daylight
Public holidays in October 2027
- 5 Oct Republic Day
Local (municipal) holidays are not included.
Warmer in October
Where is warm in October →| Place | High | Rain days | From São João |
|---|---|---|---|
| Montalvo, Oeste e Vale do Tejo | 23°C | 10 | 156 km |
| Vila Nova da Barquinha, Oeste e Vale do Tejo | 23°C | 10 | 157 km |
| Entroncamento, Oeste e Vale do Tejo | 23°C | 10 | 156 km |
| Praia do Ribatejo, Oeste e Vale do Tejo | 23°C | 10 | 157 km |
| Tomar, Oeste e Vale do Tejo | 22°C | 11 | 142 km |
The nearest towns with a warmer October. Distances are in a straight line.
How October is changing
Town-level · ERA5-LandOctober highs are 2.3°C warmer than in 1991-2000, and October rainfall is about the same (2016-2025 against 1991-2000). Days above 25°C in October went from 1.7 to 6.8 a year on average.
Questions about São João in October
Is October a good time to visit São João?
It is less suited to reliable dry weather (about 13 rainy days in the month).
How warm is São João in October?
Average highs are 21°C and lows 13°C. September averages 25°C and November 16°C.
Does it rain much in São João in October?
About 13 days have at least 1 mm of rain, with 166 mm in total over the month.
Is São João busy in October?
In October 2025, nights booked through online platforms in Centro were about 30% of the busiest month, which we count as low. The figure is for the whole region and leaves out hotels.
How long are the days in São João in October?
About 11 h 12 min from sunrise to sunset in the middle of the month.
Sources
Climate: ERA5-Land, Copernicus Climate Change Service (C3S) Climate Data Store, contains modified Copernicus information (CC BY 4.0). Crowds: Eurostat, nights spent in short-stay accommodation booked through online platforms (tour_ce_omn12) (CC BY 4.0). Place names and populations: GeoNames (CC BY 4.0). Climate averages cover 1991-2020. Daylight: calculated from the town's coordinates. Full methodology