Trelew Weather in September

September is one of the perfect months to visit Trelew, with daytime temperatures of 18°C (64°F) and lows of 6°C (43°F) at night. Some rainfall is typical for this time of year.

Rainfall in Trelew in September

You can expect rain on roughly 5 days based on historical data, averaging 20 mm (0.8 in) for the month. The odd shower may pass through, but it usually doesn't amount to much. A largely dry month overall.

Temperature in Trelew in September

Weather in Trelew is at its perfect in September. Highs reach 18°C (64°F), while nights settle around 6°C (43°F). Even when the weather is stable, mornings and evenings can still feel distinctly cool. At 6°C (43°F) overnight, it gets properly cold after dark. On the bright side, cold nights tend to make for excellent sleeping conditions.

Sunshine in Trelew in September

The days are predominantly sunny, with an estimated total of around 195 hours of sunshine. These sun-filled days are perfect for playing sports, visiting parks, or going for a bike ride.

Wind Speed in Trelew in September

Wind speeds average 6 m/s (12 knots) during September. At this speed, expect strong winds that make large branches move and create some resistance when walking. Since this is an average, some days have fresh winds while others have strong breezes that can make umbrellas tricky to control.

Average water temperature in September

At 8°C (46°F), the water is very cold. Most people find it too uncomfortable for anything beyond a brief wade.

If your ideal day consists of dry skies and pleasant temperatures, January, February, March, April, September, October, November and December typically offer the best circumstances for Trelew.

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 Argentina, check out our Trelew's climate page.

Trelew Temperature in September

Min Temperature 6°C (43°F)  

Max Temperature 18°C (64°F)  

Water Temperature 8°C (46°F)  

Chance of Rain 15%  

Precipitation 20 mm (0.8 in)  

Rainy days 5 days  

Humidity 56%  

Windspeed 6 m/s (12 knots)  

Sunshine 195 hours  

Percentage Sunshine 54%  

What to Wear in Trelew in September

Comfortable temperatures call for an easy wardrobe in September. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Light rain is possible, so consider bringing a small umbrella or rain jacket. With water temperatures around 8°C (46°F), the water is quite cold for swimming. You can skip the swimwear unless you're particularly tough. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.

What To Do in Trelew in September

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

Swimming

6/10

Cycling

10/10

Walking

10/10

Barbeque

7/10

Camping

5/10

Outdoor sports

10/10

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 Argentina, check out our Trelew's climate page.

More climate data for Trelew

Temperature Rainfall Sunshine Humidity Wind Speed Water Temp

See the full Trelew climate overview or explore weather in Argentina.