What's on in Nosara, Costa Rica through the year

Nosara, Costa Rica has 6 curated events through the year — 1 natural spectacle, 2 holidays and 3 seasons. The ones to plan around: South swell season (April) and Arribada at Ostional (July). January, March, April and December are its peak-crowd months.

Updated September 2026 · every event curated and sourced · dates for 2026 where they are announced, the usual window where they are not

Best time to visit Nosara: weather, crowds and notes →

Nosara events and crowds by month

MonthWhat startsCrowds
JanuaryPeak crowds
FebruaryBusy
MarchSemana SantaPeak crowds
AprilSouth swell seasonPeak crowds
MayGreen seasonShoulder season
JuneQuiet
JulyArribada at OstionalShoulder season
AugustShoulder season
SeptemberQuiet
OctoberQuiet
NovemberShoulder season
DecemberDry season, Christmas and New YearPeak crowds

Peak crowds — Dry season, Christmas and New Year

Nothing new starts in January.

Still on: Dry season (1 Dec – 15 Apr (usually)), Christmas and New Year (18 Dec – 3 Jan)

Busy — Dry season

Nothing new starts in February.

Still on: Dry season (1 Dec – 15 Apr (usually))

Peak crowds — Semana Santa, Dry season

  • Holiday

    Semana Santa

    29 Mar – 5 AprEaster & Holy WeekCrowdedBook early

    Costa Rican families take Holy Week on the Nicoya coast and the road down from Nicoya town is solid on the Thursday. Anything not booked months ahead is gone. Source ↗

Still on: Dry season (1 Dec – 15 Apr (usually))

Peak crowds — Semana Santa, Dry season

  • Season

    South swell season

    1 Apr – 31 Oct · usuallySurf season

    Southern swells run through the middle of the year and Guiones holds them right through the tide, which is why the surf schools never shut. Offshore mornings, onshore by lunch.

Still on: Semana Santa (29 Mar – 5 Apr), Dry season (1 Dec – 15 Apr (usually))

Shoulder season — an ordinary month

  • Season

    Green season

    1 May – 15 Nov · usuallyMonsoon

    Rain in the late afternoon, rates down by a third, and the dirt roads out to Ostional and Samara wanting clearance. The forest is loud again and the howlers are back on the wires at dawn.

Still on: South swell season (1 Apr – 31 Oct (usually))

Quiet — school holidays in 3 of the markets that fill it, one of its worst months for weather

Nothing new starts in June.

Still on: South swell season (1 Apr – 31 Oct (usually)), Green season (1 May – 15 Nov (usually))

Shoulder season — school holidays in 3 of the markets that fill it, an ordinary month

  • Nature

    Arribada at Ostional

    1 Jul – 31 Dec · usuallyTurtle nestingBook early

    Ostional, ten minutes up the coast, takes mass arrivals of olive ridleys most months from July, usually a few days after the last-quarter moon and heaviest from September to November. You go with a village guide or not at all. Source ↗

Still on: South swell season (1 Apr – 31 Oct (usually)), Green season (1 May – 15 Nov (usually))

Shoulder season — school holidays in 3 of the markets that fill it, an ordinary month

Nothing new starts in August.

Still on: South swell season (1 Apr – 31 Oct (usually)), Green season (1 May – 15 Nov (usually)), Arribada at Ostional (1 Jul – 31 Dec (usually))

Quiet — school holidays in 2 of the markets that fill it, one of its worst months for weather

Nothing new starts in September.

Still on: South swell season (1 Apr – 31 Oct (usually)), Green season (1 May – 15 Nov (usually)), Arribada at Ostional (1 Jul – 31 Dec (usually))

Quiet — one of its worst months for weather

Nothing new starts in October.

Still on: South swell season (1 Apr – 31 Oct (usually)), Green season (1 May – 15 Nov (usually)), Arribada at Ostional (1 Jul – 31 Dec (usually))

Shoulder season — an ordinary month

Nothing new starts in November.

Still on: Green season (1 May – 15 Nov (usually)), Arribada at Ostional (1 Jul – 31 Dec (usually))

Peak crowds — Dry season, Christmas and New Year

  • Season

    Dry season

    1 Dec – 15 Apr · usuallyCrowded

    The Guanacaste dry months: the forest drops its leaves, the road to Guiones turns to dust, and the town runs full of retreats and repeat visitors through to Easter.

  • Holiday

    Christmas and New Year

    18 Dec – 3 JanChristmas & New YearCrowdedBook early

    The fortnight everything is taken and rates roughly double, with charter flights into Liberia and a queue of hire cars on the last dirt stretch into town. Source ↗

Still on: Arribada at Ostional (1 Jul – 31 Dec (usually))

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