Click on a day for an hourly weather forecast
The weather in Coyhaique in September is very cold with temperatures between -1°C and 6°C, warm clothes are a must.
You can expect rain for roughly half of the month of September in Coyhaique. We’re expecting roughly 8 to 15 days of rain, so your rubber boots and umbrella are going to see plenty of use this month if you’re keen on staying dry.
You can expect a few days of snow in Coyhaique during September. It’s important to get out your snow boots and warm mittens to stay warm while you explore Coyhaique.
Our weather forecast can give you a great sense of what weather to expect in Coyhaique in September 2026.
If you’re planning to visit Coyhaique in the near future, we highly recommend that you review the 14 day weather forecast for Coyhaique before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 14° / 4° | 6 | 25 | 0 | 98 mm | Good | Coyhaique in January |
| February | 15° / 5° | 5 | 23 | 0 | 84 mm | Good | Coyhaique in February |
| March | 13° / 4° | 6 | 24 | 0 | 94 mm | Ok | Coyhaique in March |
| April | 9° / 3° | 8 | 22 | 1 | 117 mm | Bad | Coyhaique in April |
| May | 6° / 0° | 10 | 19 | 2 | 186 mm | Awful | Coyhaique in May |
| June | 3° / -2° | 12 | 12 | 7 | 211 mm | Awful | Coyhaique in June |
| July | 3° / -3° | 12 | 8 | 12 | 178 mm | Awful | Coyhaique in July |
| August | 4° / -2° | 13 | 11 | 9 | 189 mm | Awful | Coyhaique in August |
| September | 6° / -1° | 9 | 16 | 5 | 106 mm | Awful | Coyhaique in September |
| October | 9° / 0° | 7 | 20 | 4 | 114 mm | Awful | Coyhaique in October |
| November | 11° / 2° | 7 | 22 | 2 | 132 mm | Awful | Coyhaique in November |
| December | 13° / 3° | 7 | 24 | 0 | 102 mm | Bad | Coyhaique in December |