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
Nosara events and crowds by month
| Month | What starts | Crowds |
|---|---|---|
| January | — | Peak crowds |
| February | — | Busy |
| March | Semana Santa | Peak crowds |
| April | South swell season | Peak crowds |
| May | Green season | Shoulder season |
| June | — | Quiet |
| July | Arribada at Ostional | Shoulder season |
| August | — | Shoulder season |
| September | — | Quiet |
| October | — | Quiet |
| November | — | Shoulder season |
| December | Dry season, Christmas and New Year | Peak crowds |
January in Nosara
Nosara weather in January →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)
February in Nosara
Nosara weather in February →Busy — Dry season
Nothing new starts in February.
Still on: Dry season (1 Dec – 15 Apr (usually))
March in Nosara
Nosara weather in March →Peak crowds — Semana Santa, Dry season
- Holiday
Semana Santa
29 Mar – 5 AprEaster & Holy WeekCrowdedBook earlyCosta 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))
April in Nosara
Nosara weather in April →Peak crowds — Semana Santa, Dry season
- Season
South swell season
1 Apr – 31 Oct · usuallySurf seasonSouthern 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))
May in Nosara
Nosara weather in May →Shoulder season — an ordinary month
- Season
Green season
1 May – 15 Nov · usuallyMonsoonRain 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))
June in Nosara
Nosara weather in June →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))
July in Nosara
Nosara weather in July →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 earlyOstional, 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))
August in Nosara
Nosara weather in August →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))
September in Nosara
Nosara weather in September →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))
October in Nosara
Nosara weather in October →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))
November in Nosara
Nosara weather in November →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))
December in Nosara
Nosara weather in December →Peak crowds — Dry season, Christmas and New Year
- Season
Dry season
1 Dec – 15 Apr · usuallyCrowdedThe 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 earlyThe 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))