Cochrane Weather in September
What's the weather like in Cochrane (Aisén) in September 2025?
The climate in Cochrane during September can be summarized as cool and damp.
September is in the spring in Cochrane and is typically the 5th coldest month of the year. Daytime maximum temperatures average around a cold 9°C (48°F), whilst at night 0°C (33°F) is normal.
| Daytime temperature | 8.8°C 47.8°F |
|---|---|
| Nightly temperature | 0.4°C 32.7°F |
| Average temperature | 4.6°C 40.3°F |
| Daily sunshine | 6.6 hrs |
| Avg rainfall | 103 mm 4.1 ins |
| Rainy days | 5 days |
| Sea temperature | 8.7°C 47.6°F |
| Humidity | 69% |
| Windspeed | 18.4kph 11 mph |
On average September is the 4th driest month of the year in Cochrane with around 103mm 4.1 inches of rain making it a damp time to visit. This rainfall is typically spread over 5 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.6 hours of sunshine per day.
September temperatures in Cochrane
September rainfall
September hourly sunshine
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Cochrane in September 2025.
Other monthly averages
Best places to visit in September
Cochrane weather stats
| Hottest month: | January | 16.8°C 62.2°F |
|---|---|---|
| Driest month: | November | 98mm 3.9ins |
| Sunniest month: | February | 8.6hrs |
| Coldest month: | July | 3.1°C 37.6°F |
| Wettest month: | May | 144mm 5.7ins |
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