Month guide · Sines, Portugal
Sines in June: weather and what to expect
In June, Sines averages highs of 24°C and lows of 16°C, with about 2 rainy days and 11 mm of rain. Highs are 3°C warmer than in May and 2°C cooler than in July. Our rules rate it good for walking and cycling. Crowds in the Alentejo are medium.
Is June a good time to visit?
Good for
- Walking and cyclingHighs of 24°C with about 2 rainy days
Not ideal for
Nothing stands out as a weaker fit.
Daily highs through June
Town-level · ERA5-Land 1991-2020Highs climb about 1°C over the month. A day above 30°C happens in roughly 1 June in 2.
June in detail
Town-level · ERA5-LandCrowds, holidays and daylight
Public holidays in June 2027
- 10 Jun Day of Portugal, Camões, and the Portuguese Communities
Local (municipal) holidays are not included.
Warmer in June
Where is warm in June →| Place | High | Rain days | From Sines |
|---|---|---|---|
| Ferreira do Alentejo, Alentejo | 29°C | 2 | 67 km |
| Ermidas, Alentejo | 29°C | 2 | 43 km |
| Aljustrel, Alentejo | 28°C | 2 | 62 km |
| Odemira, Alentejo | 27°C | 2 | 45 km |
| Alcácer do Sal, Alentejo | 27°C | 3 | 56 km |
The nearest towns with a warmer June. Distances are in a straight line.
How June is changing
Town-level · ERA5-LandJune highs are 0.4°C warmer than in 1991-2000, and June rainfall is about the same (2016-2025 against 1991-2000). Days above 25°C in June went from 8.1 to 8.4 a year on average.
Questions about Sines in June
Is June a good time to visit Sines?
Our rules rate June good for walking and cycling (highs of 24°C with about 2 rainy days).
How warm is Sines in June?
Average highs are 24°C and lows 16°C. May averages 21°C and July 25°C.
Does it rain much in Sines in June?
About 2 days have at least 1 mm of rain, with 11 mm in total over the month.
Is Sines busy in June?
In June 2025, nights booked through online platforms in the Alentejo were about 45% of the busiest month, which we count as medium. The figure is for the whole region and leaves out hotels.
How long are the days in Sines in June?
About 14 h 47 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