Click on a day for an hourly weather forecast
The temperatures in Chillan in August are quite cold with temperatures between 5°C and 14°C, warm clothes are a must.
You can expect rain for roughly half of the month of August in Chillan. 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.
Our weather forecast can give you a great sense of what weather to expect in Chillan in August 2026.
If you’re planning to visit Chillan in the near future, we highly recommend that you review the 14 day weather forecast for Chillan before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 31° / 13° | 1 | 30 | 0 | 17 mm | Good | Chillan in January |
| February | 31° / 13° | 1 | 28 | 0 | 21 mm | Good | Chillan in February |
| March | 28° / 12° | 1 | 30 | 0 | 19 mm | Perfect | Chillan in March |
| April | 23° / 10° | 2 | 28 | 0 | 50 mm | Perfect | Chillan in April |
| May | 18° / 8° | 6 | 25 | 0 | 201 mm | Good | Chillan in May |
| June | 14° / 6° | 9 | 21 | 0 | 359 mm | Ok | Chillan in June |
| July | 13° / 5° | 9 | 22 | 0 | 264 mm | Bad | Chillan in July |
| August | 14° / 5° | 9 | 22 | 0 | 283 mm | Ok | Chillan in August |
| September | 17° / 6° | 5 | 25 | 0 | 124 mm | Good | Chillan in September |
| October | 21° / 7° | 4 | 27 | 0 | 93 mm | Good | Chillan in October |
| November | 25° / 9° | 3 | 27 | 0 | 60 mm | Perfect | Chillan in November |
| December | 29° / 11° | 1 | 30 | 0 | 27 mm | Good | Chillan in December |