Click on a day for an hourly weather forecast
The temperatures in Jaca in August are comfortable with low of 12°C and and high up to 22°C.
You can expect about 3 to 8 days of rain in Jaca during the month of August. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
Our weather forecast can give you a great sense of what weather to expect in Jaca in August 2026.
If you’re planning to visit Jaca in the near future, we highly recommend that you review the 14 day weather forecast for Jaca before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 5° / -2° | 7 | 10 | 16 | 191 mm | Awful | Jaca in January |
| February | 5° / -2° | 6 | 8 | 15 | 158 mm | Awful | Jaca in February |
| March | 7° / 0° | 8 | 9 | 14 | 155 mm | Awful | Jaca in March |
| April | 11° / 3° | 10 | 12 | 8 | 179 mm | Awful | Jaca in April |
| May | 14° / 6° | 11 | 17 | 4 | 167 mm | Bad | Jaca in May |
| June | 19° / 9° | 10 | 21 | 0 | 159 mm | Ok | Jaca in June |
| July | 22° / 12° | 7 | 24 | 0 | 121 mm | Ok | Jaca in July |
| August | 22° / 12° | 5 | 26 | 0 | 93 mm | Good | Jaca in August |
| September | 18° / 9° | 6 | 24 | 0 | 91 mm | Good | Jaca in September |
| October | 14° / 6° | 6 | 23 | 2 | 140 mm | Ok | Jaca in October |
| November | 9° / 2° | 8 | 13 | 10 | 208 mm | Awful | Jaca in November |
| December | 7° / 0° | 5 | 14 | 12 | 161 mm | Bad | Jaca in December |