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Puerto Natales weather in September

Weather in Puerto Natales: September

Average day temperature: 40.2°F
Average night temperature: 31.4°F
Sea water temperature: 41.7°F
Number of sunny days: 4 days
Day length: 10.8 - 12.7 hours
Number of rainy days: 5 days
Precipitation totals: 2.4 in.

Air temperature in September, °F

Show year:
2025
2024
2023

The highest day temperature during September of 2025 was 50°F. At the same time the lowest night temperature was 26°F. Daily and nightly averages during September were 44.3°F and 34.8°F.

Sea water temperature in Puerto Natales in September, °F

Show year:
2025
2024
2023

The average sea water temperature in September of 2025 was 42.2°F. The highest and lowest sea temperatures during the month were 43.9°F and 40.6°F.

Sunny, partly cloudy and cloudy days

Mostly all days in September are cloudy but sunny and partly cloudy days are also possible.

Precipitation total in September, in.

Precipitation total value in Puerto Natales in September is 2.4 in. Other months of the year show relatively similar values.

Wind speed in September, mph

The average wind speed value in September is 6.8 mph

Average sunny hours

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in September is: 5.2.

Best time for vacation in Puerto Natales

Sunniest months:
July 6 days
April 5 days
August 4 days
Warmest months:
January 52.2 °F
February 51.9 °F
December 49.7 °F
Warmest sea temp:
February 54.0 °F
January 53.5 °F
December 51.9 °F
Coldest months:
July 33.6 °F
June 34.7 °F
August 36.9 °F
Rainiest months:
March 8 days
October 8 days
December 7 days
Windiest months:
October 8.1 mph
November 7.7 mph
January 7.6 mph

Puerto Natales on a weather map

Puerto Natales
+41°F
E 14 mph
Feels like: +34°F
Precip.: 88%
Places in Chile:
Name
°F
+57°F
+61°F
+64°F
+57°F
+55°F
+63°F
+61°F
+55°F
+61°F
+70°F
+41°F
+46°F
+41°F
24 Hours Forecast
Puerto Natales
Local time: 03:57
December 05, friday
0600
43°F
E
12 mph
0900
46°F
E
14 mph
1200
50°F
E
15 mph
1500
50°F
E
14 mph
1800
46°F
E
6 mph
2100
43°F
SE
3 mph
December 06, saturday
0000
43°F
SE
4 mph
0300
43°F
E
2 mph
Units of measurement: °C / °F