The GR 11 in August: warnings stage by stage
GR 11 in August, 38 stages. August warnings 2019–2025; updated 27 October 2026.
If you walk the whole route in August, expect around 17 warning days on your stage, on average. It's number 11 of 12 for fewest warnings.
17
warning days
in 38 stages, on average
45%
of stage-days with a warning
year average: 30%
4.9
orange or red days
in 38 stages, on average
Storms
the most common warning
in August
Stage by stage in August
Share of August days with some warning in each stage's zones, 2019–2025; the colour is each day's highest level.
Which warnings come in August
Stage-days with a warning of each kind in August, on average; a day can have several.
Section by section in August
| Section | Warning days | Most common |
|---|---|---|
| Navarre | 1.9 over 7 stages | heat and storms |
| Aragon | 5.4 over 11 stages | storms and heat |
| Lleida | 3.9 over 8 stages | storms and heat |
| Girona | 5.9 over 12 stages | storms and rain |
The worst August days on the GR 11
- orange24 August 2023: orange warning on 36 of 38 stages, for heat · the episode
- red17 August 2025: red warning on 33 of 38 stages, for heat · the episode
- red12 August 2021: red warning on 31 of 38 stages, for storms and heat · the episode
- orange14 August 2021: orange warning on 31 of 38 stages, for storms and heat · the episode
- red23 August 2023: red warning on 28 of 38 stages, for storms and heat · the episode
- orange20 August 2019: orange warning on 28 of 38 stages, for rain and storms
- orange26 August 2023: orange warning on 28 of 38 stages, for rain and storms · the episode
- orange11 August 2025: orange warning on 28 of 38 stages, for rain, storms and heat · the episode
Frequently asked questions
Is August a good month to walk the GR 11?
By warnings, August is number 11 of 12 for calm: on average, 17 warning days walking the 38 stages. The section with the most warnings in August is Aragon; the fewest, Navarre.
Which warnings are there on the GR 11 in August?
Mostly for storms and heat. Orange or red shows up on 4.9 stage-days in August, on average.
This is not a forecast: it counts the warnings AEMET issued on those dates in past years. A warning is a forecast that a threshold will be crossed in the zone, not damage.