Santiago do Cacém Weather in September

September in Santiago do Cacém brings high temperatures, with highs of 26°C (79°F) and nights dropping to 17°C (63°F). With perfect weather conditions overall, it's a good time to visit.

Rainfall in Santiago do Cacém in September

Typically around 4 days of rainfall are expected, averaging 29 mm (1.1 in) for the month. Rain days are few and the total is low, so this is a largely dry month. Any showers that do occur tend to be brief.

Temperature in Santiago do Cacém in September

Santiago do Cacém in September has perfect weather. Days reach 26°C (79°F) and nights cool to 17°C (63°F). During September, you'll experience the summer season. Overall, the month follows a fairly predictable daily temperature pattern. With overnight lows of 17°C (63°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.

Sunshine in Santiago do Cacém in September

With approximately 263 hours of sunshine, the days are filled with clear skies. It makes it a perfect month for being outside.

So this is a great month to visit if you prefer dry days with pleasant temperatures.

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Check the conditions for any month of the year.

• January
• February
• March
• April

• May
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• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Portugal, check out our Santiago do Cacém's climate page.

Santiago do Cacém Temperature in September

Min Temperature 17°C (63°F)  

Max Temperature 26°C (79°F)  

Chance of Rain 14%  

Precipitation 29 mm (1.1 in)  

Rainy days 4 days  

Humidity 56% *  

Sunshine 263 hours *  

Percentage Sunshine 74% *  

* Data from: Beja, Portugal (72 KM, 45 Miles).

What to Wear in Santiago do Cacém in September

Warm but pleasant conditions in Santiago do Cacém in September. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. Light rain is possible, so consider bringing a small umbrella or rain jacket. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.

What To Do in Santiago do Cacém in September

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

10/10

Cycling

8/10

Walking

8/10

Barbeque

10/10

Camping

10/10

Outdoor sports

8/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Portugal, check out our Santiago do Cacém's climate page.

More climate data for Santiago do Cacém

Temperature Rainfall Sunshine Humidity

See the full Santiago do Cacém climate overview or explore weather in Portugal.