Coihaique Weather in September
What's the weather like in Coihaique (Aisén) in September 2025?
The climate in Coihaique during September can be summarized as cool and a little damp.
September is in the spring in Coihaique 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 | 9.1°C 48.3°F |
|---|---|
| Nightly temperature | 0.4°C 32.6°F |
| Average temperature | 4.7°C 40.5°F |
| Daily sunshine | 6.7 hrs |
| Avg rainfall | 85 mm 3.4 ins |
| Rainy days | 5 days |
| Sea temperature | 9.7°C 49.4°F |
| Humidity | 75% |
| Windspeed | 19.8kph 12 mph |
On average September is the 6th wettest month of the year in Coihaique with around 85mm 3.4 inches of rain making it a a little 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 6.7 hours of sunshine per day.
September temperatures in Coihaique
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 Coihaique in September 2025.
Other monthly averages
Best places to visit in September
Coihaique weather stats
| Hottest month: | January | 16.8°C 62.2°F |
|---|---|---|
| Driest month: | October | 54mm 2.1ins |
| Sunniest month: | February | 9hrs |
| Coldest month: | July | 3.9°C 39°F |
| Wettest month: | May | 166mm 6.5ins |
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