Click on a day for an hourly weather forecast
The temperatures in Geneva in August are comfortable with low of 11°C and and high up to 25°C.
You can expect rain for roughly half of the month of August in Geneva. 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 Geneva in August 2025.
If you’re planning to visit Geneva in the near future, we highly recommend that you review the 14 day weather forecast for Geneva before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 5° / -4° | 9 | 12 | 10 | 176 mm | Awful | Geneva in January |
| February | 6° / -4° | 9 | 11 | 9 | 132 mm | Awful | Geneva in February |
| March | 11° / -1° | 8 | 18 | 5 | 132 mm | Awful | Geneva in March |
| April | 15° / 3° | 7 | 22 | 2 | 117 mm | Bad | Geneva in April |
| May | 18° / 5° | 10 | 21 | 0 | 194 mm | Ok | Geneva in May |
| June | 23° / 9° | 10 | 20 | 0 | 190 mm | Good | Geneva in June |
| July | 25° / 11° | 10 | 21 | 0 | 171 mm | Good | Geneva in July |
| August | 25° / 11° | 8 | 23 | 0 | 149 mm | Good | Geneva in August |
| September | 21° / 8° | 6 | 24 | 0 | 116 mm | Good | Geneva in September |
| October | 17° / 4° | 6 | 25 | 0 | 118 mm | Good | Geneva in October |
| November | 11° / 1° | 6 | 20 | 4 | 155 mm | Bad | Geneva in November |
| December | 6° / -2° | 8 | 15 | 7 | 214 mm | Awful | Geneva in December |