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Sines Weather in September
During September, Sines experiences high daytime temperatures of 24°C (75°F) and cooler nights around 18°C (64°F). Some rainfall is typical during this period.
Rainfall in Sines in September
Based on our climate data of the past 30 years, about 4 days of rain are anticipated, with 28 mm (1.1 in) on average. The odd shower may pass through, but it usually doesn't amount to much. A largely dry month overall.
Temperature in Sines in September
If you're visiting Sines in September, expect excellent temperatures with highs of 24°C (75°F) and overnight lows of 18°C (64°F). This kind of day-to-night contrast is typical for this time of year. At 18°C (64°F) overnight, it can feel quite a bit cooler after dark. Worth packing something warmer for evenings, but the cooler temperatures are ideal for sleeping.If you're inclined towards comfortable temperatures and drier conditions, September is a good time to visit Sines.
Sines Temperature in September
Min Temperature
18°C (64°F)
Max Temperature
24°C (75°F)
Chance of Rain
13%
Precipitation
28 mm (1.1 in)
Rainy days
4 days
Sines Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Sines - and find the best time to visit.
Best Places in Portugal in September
Find out more about the weather in Portugal and which places have the best travel conditions in this month. See all of Portugal in September →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Sines in September
Pleasant temperatures in September mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Pack a light rain jacket or compact umbrella for occasional showers.
What To Do in Sines in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Cycling10/10 -
Walking10/10 -
Camping10/10 -
Outdoor sports10/10
Sines 3-Day Forecast
More climate data for Sines
See the full Sines climate overview or explore weather in Portugal.
Popular in September
Where to go in September - average daytime high across popular destinations.
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