SeasonMapJacó weather in June
Costa Rica
June in Jacó: sweltering, soaked, with clean air — a gamble, with 30 rainy days.
#8 of 12 months in Jacó · #1086 of 1383 destinations to visit in June · comfort 60/100 (tier C)
Updated September 2026 · climate normals from ERA5 reanalysis
Traveller notes on Jacó in June
No notes yet. Open Jacó on the map to add the first one.
Jacó climate normals — June
| Daytime high | 28°C / 82°F | 🔥 sweltering |
|---|---|---|
| Nighttime low | 25°C / 76°F | |
| Feels like (high) | 34°C / 93°F | |
| Sea temperature | 30°C / 86°F | ♨️ bath-warm |
| Rainfall | 664 mm / 26.2 in | ⛈ soaked |
| Rainy days | 30 days | |
| Humidity | 89% | 💦 very humid |
| Dew point | 24°C / 75°F | |
| Sunshine | 7.9 h/day | |
| Daylight | 12.7 h | |
| Wind | 9 km/h / 6 mph | |
| Air quality (US AQI) | 25 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Crowds in Jacó in June
How busy the place itself is — school and mass holidays, the months an editor tagged, and how sought-after the weather makes them. Never part of the comfort score.
Shoulder seasonschool holidays in 3 of the markets that fill it, an ordinary month(estimated)
Peak crowdsBusyShoulder seasonQuiet
Best months for Jacó's weather
Ranked by this destination's own climate comfort score across the year — a different thing from how busy it gets (see Crowds above).
Fair weatherJacó's weather peaks January–March, best around February.
Best weatherFair weatherToughest weather
What's on in Jacó in June
Recurring seasonal events, natural spectacles, closures and holidays — curated and sourced.
- Season
South swell season
1 Apr – 31 Oct · usuallySurf seasonThe southern-hemisphere swells arrive through the middle of the year. Playa Hermosa a few minutes down the coast is the serious wave and holds national contests; Jaco's own beach is where people learn.
- Season
Green season
1 May – 30 Nov · usuallyMonsoonMornings stay clear and the rain comes after lunch, hard and short. Rates drop by a third, the hills opposite turn over, and September and October are the two months that genuinely stay grey.
- Season
Wet season
MonsoonRisk30 rainy days and about 664 mm in the month — the real kind of rainy season, not afternoon showers.
from the climate normals
Nearby, and something's on
Within 300 km of Jacó — a day trip or a short hop — with something on this month. Never part of the comfort score.
Where is Jacó?
Jacó in June — FAQ
- Is June a good time to visit Jacó?
- June in Jacó: sweltering, soaked, with clean air — a gamble, with 30 rainy days. It ranks #8 of 12 months for Jacó on SeasonMap's comfort score (60/100).
- What is the weather like in Jacó in June?
- In June, Jacó averages a daily high of 27.9°C and a low of 24.6°C, with about 664.4 mm of rain over roughly 30 rainy days.
- What is the air quality in Jacó in June?
- Jacó has a mean US Air Quality Index of about 25 in June.
Other months in Jacó
Compare Jacó in June
Warmer or cooler than Jacó in June
Similar destinations in Central America — June
Within 300 km: Boquete's Quetzal nesting season around 1 Feb – 30 Jun, and Bocas del Toro's Sea turtle nesting around 1 Mar – 31 Oct.