




Gaztelu
Gaztelu is a locality in Basque Country, Spain, 455 m above sea level. It has a population of about 171 (2025). The climate is classified as oceanic (Köppen Cfb), with rain spread through the year and no real dry season.
Best: Jul–Sep. Warmth, sunshine and dry days, month by month.
Gaztelu at a glance
The months with the highest weather score
Average high in August
Average low in January
194 mm of rain
81 mm of rain
6 of them World Heritage
Weather in Gaztelu
Now and the next ten days. The 14 and 30-day outlooks are one click away.
Cloudy · wind 8 km/h · humidity 100%
When to go to Gaztelu
Each month's weather score (warmth, sun, dry days) with its temperatures and rain.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Score | 16 | 21 | 36 | 45 | 60 | 68 | 72 | 72 | 72 | 65 | 32 | 19 |
| High | 10° | 10° | 13° | 15° | 19° | 22° | 24° | 24° | 22° | 18° | 13° | 10° |
| Low | 3° | 3° | 5° | 6° | 9° | 12° | 14° | 14° | 12° | 10° | 6° | 4° |
| Rain (mm) | 194 | 149 | 158 | 177 | 145 | 98 | 81 | 105 | 110 | 166 | 207 | 201 |
| Wet days | 16 | 13 | 14 | 14 | 14 | 11 | 10 | 10 | 10 | 12 | 15 | 14 |
What's on in Gaztelu
Concerts, football matches, the public holidays ahead and the town's festivals through the year.
Monuments and museums in Gaztelu


Outdoors around Gaztelu
Hiking routes from the town, and what there is to do within 15 km: huts, viewpoints, climbing, camping, ski areas and dive sites.
Nature around Gaztelu
Wildlife in October
The birds and mammals of Spain seen most this month, compared with the rest of their year.
The sky over Gaztelu
Earthquakes around Gaztelu
The last 30 days within 300 km, and the record since 1950.
Strongest nearby since 1950
Towns and villages around Gaztelu
Each with its own page: weather, climate and the best time to visit.
Gaztelu from above
Postal code
Getting to Gaztelu
Places near Gaztelu
Places with a climate like Gaztelu
Matched month by month on temperature, rain and sunshine.
