Click on a day for an hourly weather forecast
The temperatures in Locarno in August are comfortable with low of 13°C and and high up to 22°C.
You can expect rain for roughly half of the month of August in Locarno. 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 Locarno in August 2025.
If you’re planning to visit Locarno in the near future, we highly recommend that you review the 14 day weather forecast for Locarno before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 3° / -2° | 4 | 16 | 11 | 50 mm | Awful | Locarno in January |
| February | 4° / -2° | 5 | 12 | 12 | 56 mm | Awful | Locarno in February |
| March | 8° / 1° | 5 | 17 | 10 | 83 mm | Bad | Locarno in March |
| April | 12° / 4° | 7 | 19 | 5 | 156 mm | Awful | Locarno in April |
| May | 16° / 7° | 10 | 21 | 0 | 178 mm | Ok | Locarno in May |
| June | 20° / 11° | 10 | 20 | 0 | 169 mm | Ok | Locarno in June |
| July | 22° / 13° | 10 | 21 | 0 | 157 mm | Ok | Locarno in July |
| August | 22° / 13° | 8 | 23 | 0 | 152 mm | Ok | Locarno in August |
| September | 18° / 10° | 4 | 26 | 0 | 88 mm | Good | Locarno in September |
| October | 13° / 6° | 4 | 26 | 2 | 157 mm | Bad | Locarno in October |
| November | 8° / 3° | 7 | 16 | 7 | 212 mm | Awful | Locarno in November |
| December | 4° / -1° | 3 | 16 | 12 | 77 mm | Awful | Locarno in December |