Basque Country, Spain
Oiartzun
Oiartzun is a small town in Basque Country, Spain, close to the sea. It has a population of about 10,480 (2025). The climate is classified as oceanic (Köppen Cfb), with rain spread through the year and no real dry season.
Now17°C
Best timeJul–Sep
Population10,480
Local time19:41
43.30° N, 1.86° WElevation 62 mUTC+2 · Central European Summer Time
Postal code20180October: high / low20° / 12°
Rain this month190mm
Sea this month18°
Best timeJul–Sep
Best: Jul–Sep. Warmth, sunshine and dry days, month by month.
Oiartzun at a glance
Sunrise · sunset08:30 · 19:1510 h 45 min of daylightThe moon tonightWaxing gibbous86% · Moonrise 17:42Next holiday8 DecemberImmaculate ConceptionNext eclipse21 Feb 2027Penumbral lunar eclipse
Best time to visitJul–Sep
The months with the highest weather score
Warmest month25°C
Average high in August
Coolest month6°C
Average low in January
Wettest monthJanuary
210 mm of rain
Driest monthJuly
99 mm of rain
Warmest sea22°C
August
Monuments nearby10+
5 of them World Heritage
Weather in Oiartzun
Now and the next ten days. The 14 and 30-day outlooks are one click away.
17°C
Today hour by hourCloudy · wind 13 km/h · humidity 51%
Today22 Oct19°8°
Fri23 Oct17°11°8.1 mm
Sat24 Oct19°10°1.9 mm
Sun25 Oct21°8°
Mon26 Oct25°11°
Tue27 Oct26°14°
Wed28 Oct18°14°4.9 mm
Thu29 Oct23°10°
Fri30 Oct23°16°
Sat31 Oct23°18°
When to go to Oiartzun
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 | 31 | 37 | 49 | 58 | 62 | 71 | 76 | 75 | 74 | 68 | 48 | 36 |
| High | 12° | 13° | 16° | 17° | 20° | 23° | 24° | 25° | 23° | 20° | 16° | 13° |
| Low | 6° | 5° | 7° | 9° | 12° | 14° | 16° | 17° | 14° | 12° | 9° | 6° |
| Rain (mm) | 210 | 162 | 165 | 191 | 159 | 110 | 99 | 133 | 136 | 190 | 225 | 214 |
| Wet days | 16 | 13 | 14 | 14 | 14 | 11 | 9 | 10 | 10 | 12 | 15 | 13 |
| Sea | 13° | 12° | 13° | 14° | 16° | 19° | 21° | 22° | 21° | 18° | 16° | 14° |
What's on in Oiartzun
Concerts, football matches, the public holidays ahead and the town's festivals through the year.
Oiartzun's festivals through the year
Monuments and museums in Oiartzun
Outdoors around Oiartzun
Hiking routes from the town, and what there is to do within 15 km: huts, viewpoints, climbing, camping, ski areas and dive sites.
Tower 1Viewpoints
1.2 kmPukas Surf EskolaSurf spots
1.3 kmReal Nuevo Club de Golf BasozabalGolf courses
1.6 kmOnakaSurf spots
1.6 kmAlturanCamp sites
1.9 kmArkaleClimbing
2.1 kmBuceo DonostiDive site
5.2 kmSites de plongée de ChicharvelDive site
13 kmErretakDive site
14 kmBelharra-PerdunDive site
17 kmNature around Oiartzun
Wildlife in October
The birds and mammals of Spain seen most this month, compared with the rest of their year.
The sky over Oiartzun
Earthquakes around Oiartzun
The last 30 days within 300 km, and the record since 1950.
Last 30 days0magnitude 2.5+ within 300 kmSince 19502magnitude 5+ within 150 kmSignificant earthquakes on record9within 300 km
Strongest nearby since 1950
5.3Ainharp 1 km ↑1978 · 75 km
5.1Arette 2 km ↖1967 · 94 km
Ancient sites nearby
Sites: 1
Mines and quarries
Towns and villages around Oiartzun
Each with its own page: weather, climate and the best time to visit.
Altzibar0.7 kmIturriotz0.8 kmUgaldetxo0.9 kmArragua1.7 kmKarrika1.8 kmGurutze2 kmErgoien2.3 kmErrenteria3.7 kmLezo3.9 kmKatea / Ventas4.9 kmPasai Antxo5 kmPasaia6.1 kmAltza6.2 kmPasai San Pedro6.3 kmTrintxerpe6.9 kmSantiago7.1 kmAstigarraga7.1 kmIrun7.4 kmSarrueta7.5 kmErgobia8 kmLoiola8.4 kmEpela8.5 kmEreñotzu8.9 kmFagollaga9.2 kmSan Sebastián9.3 kmHondarribia9.4 kmBehobia9.4 kmHernani10 kmPagoaga10 kmParte Vieja10 kmAñorga11 kmUrnieta12 kmLasarte-Oria13 kmOria14 kmIgeldo14 kmZubieta14 km
Oiartzun from above
Around Oiartzun41 places to see, do and reach nearby
BidasoaNature10 kmOiartzunNature3.8 kmAñarbe urtegiaNature7.5 kmAñarbe RiverNature9.8 kmEndaraNature11 kmAizpitarteNature4.4 kmPheasant IslandNature9.2 kmLa Concha BeachNature11 kmSayoaMountain37 kmGanboaMountain36 kmXuriainMountain39 kmBeoainMountain35 kmLarrunarriMountain36 kmMendiaundiMountain36 kmBuceo DonostiDive site5.2 kmSites de plongée de ChicharvelDive site13 kmErretakDive site14 kmChurch of San Esteban, OiartzunMonument0.2 kmTorre de IturríozMonument0.8 kmMakutso baserriaMonument0.6 kmGarbuno baserriaMonument0.7 kmGainzabalMonument2.0 kmMiramar PalaceMonument11 kmGood Shepherd Cathedral of San SebastiánMonument9.9 kmAbbadia CastleMonument13 kmJantziaren Zentroa - Centro del TrajeMuseum3.5 kmSoinueneaMuseum2.2 kmLuberriMuseum2.7 kmAlbaola Itsas Kultur FaktoriaMuseum6.3 kmAquarium de Donostia-San SebastiánMuseum11 kmOiartzunStation1.8 kmFanderiaStation2.5 kmErrenteriaStation3.3 kmBarco de PasaiaFerry port5.8 kmHondarribia - Hendaia txalupaFerry port9.6 kmSan SebastiánPlace9.3 kmErrenteriaPlace3.6 kmHernaniPlace10 kmLasarte-OriaPlace13 kmPasaiaPlace6.1 kmIrunPlace7.4 km
Postal code
20180
Getting to Oiartzun
San Sebastián AirportEAS
8.6 kmBiarritz Pays Basque airportBIQ
33 kmPamplona AirportPNA
61 kmOiartzunRailway station
1.8 kmFanderiaRailway station
2.5 kmErrenteriaRailway station
3.3 kmBarco de PasaiaFerry port
5.8 kmHondarribia - Hendaia txalupaBateau Hendaye - Hondarribia
9.6 kmPlaces near Oiartzun
Places with a climate like Oiartzun
Matched month by month on temperature, rain and sunshine.
Frequently asked questions
When is the best time to visit Oiartzun?
Based on 30-year climate normals, July, August and September offer the best balance of comfortable temperatures, low rainfall and sunshine in Oiartzun.
What is the hottest month in Oiartzun?
August is the warmest month, with average highs of 25°C and lows of 17°C.
What is the coldest month in Oiartzun?
January is the coldest month, with average highs of 12°C and lows of 6°C.
What is the rainiest month in Oiartzun?
January is the wettest month with about 210 mm of precipitation on 16 wet days.
How warm is the sea near Oiartzun?
The sea is warmest in August at about 22°C and coolest in February at about 12°C.
What is the postal code of Oiartzun?
The postal code of Oiartzun is 20180.