Puerto Natales Weather in September

September in Puerto Natales brings low temperatures, with daytime highs of 8°C (46°F) and nights around 1°C (34°F). Quite a bit of rainfall is expected, around 109 mm (4.3 in), so pack an umbrella.

Rainfall in Puerto Natales in September

Rain is expected on roughly 5 days, totalling around 109 mm (4.3 in) for the month. Rainfall tends to arrive in short, intense showers this month. Rain days are few, but the showers can be surprisingly heavy.

Temperature in Puerto Natales in September

Expect highs of 8°C (46°F) in Puerto Natales in September, with nights dropping to around 1°C (34°F). It stays cool throughout the day, so warm layers are a good idea from morning to evening. With overnight lows of 1°C (34°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets.

If you prefer dry days with pleasant temperatures, September may not be the ideal month to visit Puerto Natales. Our weather planner can help you explore destinations with more pleasant weather conditions.

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For a detailed overview over the year and the best time to visit Chile, check out our Puerto Natales's climate page.

Puerto Natales Temperature in September

Min Temperature 1°C (34°F)  

Max Temperature 8°C (46°F)  

Chance of Rain 18%  

Precipitation 109 mm (4.3 in)  

Rainy days 5 days  

Humidity 81%  

Historical weather for Puerto Natales in September

Browse day-by-day weather records for Puerto Natales spanning 48 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.

Historical weather Temperatures Precipitation

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‹ January February March April May June July August September October November December ›

Puerto Natales historical weather extremes in September

Based on weather observations in Puerto Natales between 2006 and 2025, these are the recorded extremes during September.

• The hottest September day on record in Puerto Natales reached 17°C (63°F) (September 29, 2008).
• On September 18, 2006, Puerto Natales saw its coldest September day with temperatures maxing out at 0°C (32°F).
• Nighttime temperatures dropped to -6°C (21°F) on September 6, 2019, marking the coldest September night on record.
• The wettest September day on record brought 50 mm (2 in) of precipitation to Puerto Natales (September 2, 2022).

What to Wear in Puerto Natales in September

We recommend to layer up for chilly conditions in Puerto Natales in September. You could start with thermal underwear or a good base layer to keep your core warm on the cooler days this month. Maybe also add a sweater or fleece, and top it off with a windproof jacket. High rain levels are expected, so pack waterproof gear and an umbrella or poncho.

What To Do in Puerto Natales in September

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

Cycling

4/10

Walking

4/10

Barbeque

1/10

Camping

3/10

Outdoor sports

4/10

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 Chile, check out our Puerto Natales's climate page.

More climate data for Puerto Natales

Temperature Rainfall Humidity

See the full Puerto Natales climate overview or explore weather in Chile.