Mértola Weather in September

In Mértola, September brings very high daytime temperatures around 30°C (86°F), with nights cooling to 17°C (63°F). Some rainfall is to be expected.

Rainfall in Mértola in September

Rain is expected on roughly 3 days, totalling around 25 mm (1 in) for the month. Showers tend to be short but heavy rather than persistent drizzle. When it rains, it usually means it, but it doesn't last long.

Temperature in Mértola in September

The perfect temperature in Mértola in September makes it a solid month to visit, with 30°C (86°F) during the day and 17°C (63°F) at night. For most visitors, the main thing to prepare for is the heat during the day. With lows of 17°C (63°F), nights are cool. If you're out after dark, an extra layer will keep you comfortable. The cooler air at night is also great for getting a good rest.

Sunshine in Mértola in September

There are approximately 263 hours of sunshine this month, resulting in mostly clear days.

If you prefer enjoying temperate temperatures and rain-free days, March, April, May, October and November typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

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 Mértola's climate page.

Mértola Temperature in September

Min Temperature 17°C (63°F)  

Max Temperature 30°C (86°F)  

Chance of Rain 11%  

Precipitation 25 mm (1 in)  

Rainy days 3 days  

Humidity 56% *  

Sunshine 263 hours *  

Percentage Sunshine 74% *  

* Data from: Beja, Portugal (45 KM, 28 Miles).

What to Wear in Mértola in September

Warm but pleasant conditions in Mértola 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 Mértola 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 Mértola's climate page.

More climate data for Mértola

Temperature Rainfall Sunshine Humidity

See the full Mértola climate overview or explore weather in Portugal.