Playa Conchal Water Temperature & Swim Forecast
White crushed-shell beach with calm swim water.
Pleasant water with a light chop and a light breeze — great swimming conditions.
Model estimate · modelled, not a buoy measurement. How accurate is this?
Location
Playa Conchal on the map, with nearby beaches and live sea temperatures.
7-day forecast
Water, air, waves, wind and UV outlook for the week ahead.
Rash vest or swimsuit
At 23.1°C most swimmers and surfers are comfortable in a swimsuit or thin rash top.
Recommendation tuned for Playa Conchal's current water temperature. Individual tolerance, wind chill, and session length all matter — when in doubt, size up.
Playa Conchal swimming conditions summary
- Water temperature
- 23.1°C
- Water feels
- Pleasant
- Swimmable today
- Yes — comfortable for most swimmers
- Swim conditions score
- 87/100 · Excellent
- Wetsuit needed
- Rash vest or swimsuit
- Air temperature
- —
- Waves
- —
- Wind
- —
- UV index
- —
- Average sea temperature (September)
- 23.0 °C
- Warmest months to swim
- July, August, September
At 23.1°C most swimmers and surfers are comfortable in a swimsuit or thin rash top. Model estimate. Water, wave, wind and UV values are Open-Meteo marine/weather model estimates, refreshed hourly — not buoy measurements.
Frequently asked questions
Can I swim at Playa Conchal right now?
The sea at Playa Conchal is currently 23.1°C — great swimming conditions. Most swimmers will find the water comfortable when it's above 22°C; below 18°C feels fresh and a wetsuit is recommended.
What will the sea temperature be at Playa Conchal next week?
Based on long-term September averages and the latest marine model, expect the sea around Playa Conchal to sit close to 22.3°C over the next 7 days. Check the live 7-day chart above for the exact daily outlook.
When is the best month to swim at Playa Conchal?
July – August – September are typically the warmest months to swim at Playa Conchal, with sea temperatures at their seasonal peak.
Do I need a wetsuit at Playa Conchal?
With water currently at 23.1°C: above 22°C no wetsuit needed; 18–22°C a shorty is comfortable for long swims; 14–18°C a 3/2mm full suit; below 14°C a 4/3mm or thicker.
Can I swim at Playa Conchal today?
The sea is currently 23.1°C — excellent swimming conditions. Most swimmers will find it pleasant.
- • Located in Guanacaste, Costa Rica (Pacific Ocean).
- • Family friendly with calm, accessible water.
- • Live data refreshed hourly from Open-Meteo Marine.
Monthly sea temperature averages
Tap any month to see what to expect — based on regional climatology.
Best time to swim in Playa Conchal
The sea in Playa Conchal peaks in July, when the water averages around 23°C.
The main swimming season runs from January – December, when surface temperatures stay comfortable for extended sessions.
On average, 12 months a year sit above 20°C — the threshold most swimmers describe as pleasant without a wetsuit.
The coldest month is typically January at around 20°C, when cold-water swimmers dominate the coast.
Playa Conchal sea temperature history
Long-term climatology for Playa Conchal shows an annual mean sea temperature of 21°C, ranging from 20°C in winter to 23°C at the summer peak.
The seasonal swing is roughly 3°C between the coldest and warmest month — a useful yardstick when comparing years or checking whether the current sea is running above or below average.
Recent decades have trended slightly warmer at Playa Conchal, in line with regional sea-surface temperature records for the wider basin.
Monthly averages below are drawn from multi-decadal climatology and are updated as new observations arrive.
Playa Conchal sea temperature: frequently asked questions
What is the warmest month to swim in Playa Conchal?
July is the warmest month in Playa Conchal, when the sea averages about 23°C. Late-season warmth often persists a few weeks after peak.
When is the sea coldest in Playa Conchal?
The coldest month in Playa Conchal is typically January, when the water averages around 20°C. Cold-water swimmers and surfers dominate this period.
When can you swim in Playa Conchal without a wetsuit?
The main swimming season in Playa Conchal runs from January – December — about 12 months a year when the sea sits above 20°C, the level most swimmers describe as pleasant without a wetsuit.
Do I need a wetsuit in Playa Conchal?
Outside peak summer the water in Playa Conchal drops toward 20°C, so a 3/2mm shorty or full wetsuit makes long swims much more comfortable. In peak months most swimmers go without.
What is the average sea temperature in Playa Conchal?
The long-term annual mean sea temperature in Playa Conchal is about 21°C, based on multi-decadal climatology of the surrounding waters.
How do I check the current sea temperature in Playa Conchal?
The live reading at the top of this page shows the current sea temperature in Playa Conchal, updated hourly from marine buoy and satellite data. The 7-day forecast covers water, air, waves, wind and UV for the week ahead.
Year-round sea temperature
Best swim months: Jan – Feb – Mar – Apr – May – Jun – Jul – Aug – Sep – Oct – Nov – Dec
| Month | Sea | Comfort |
|---|---|---|
| Jan | 20°C | Pleasant |
| Feb | 20°C | Pleasant |
| Mar | 20°C | Pleasant |
| Apr | 20°C | Pleasant |
| May | 21°C | Pleasant |
| Jun | 22°C | Warm |
| Jul ⭐ | 23°C | Warm |
| Aug | 23°C | Warm |
| Sep | 23°C | Warm |
| Oct | 22°C | Warm |
| Nov | 21°C | Pleasant |
| Dec | 20°C | Pleasant |
Nearby beaches
The closest coastline, with live water temperatures.