Guanacaste Surf Forecast
Free surf forecast for Guanacaste, Costa Rica — 8 surf spots. Wave height, swell, wind, tide and live buoy conditions with a 16-day outlook, no subscription, updated daily on SwellByte.
Best surf spot in Guanacaste by day
Top-rated of 8 spots each day
WedOct 28Top pickPlaya Grande★★★★★6.1ftThuOct 29Playa Grande★★★★★5.6ftFriOct 30Playa Grande★★★★★5.5ftSatOct 31Playa Grande★★★★★5.9ftbest 9pmSunNov 1Playa Grande★★★★★6.4ftbest 9amMonNov 2Playa Grande★★★★★6.1ftTueNov 3Playa Grande★★★★★5.6ftWedNov 4Playa Grande★★★★★5.3ftThuNov 5Nosara (Playa Guiones)★★★★★5.5ftFriNov 6Nosara (Playa Guiones)★★★★★5.5ftSatNov 7Playa Grande★★★★★5.3ftSunNov 8Playa Grande★★★★★5.6ftMonNov 9Playa Grande★★★★★5.1ftTueNov 10Playa Grande★★★★★5.2ftWedNov 11Nosara (Playa Guiones)★★★★★5.5ftThuNov 12Playa Grande★★★★★5.6ft
Surf spots in Guanacaste
Best wind spot in Guanacaste
Where the wind is best for kitesurfing, wing foiling and windsurfing over the next few days — rated on cross-shore direction and strength in knots, not on waves.
Monthly conditions in Guanacaste
How often each surf size shows up by month, 2020–2024, measured near Tamarindo. Bars fill from the bottom by the share of days reaching each surf size; white at the top is smaller days. The percentage is the chance of a surfable day.
2–4ft4–6ft6–8ft8–12ft12ft+
Jan
100%
Feb
98%
Mar
95%
Apr
99%
May
100%
Jun
100%
Jul
99%
Aug
100%
Sep
100%
Oct
99%
Nov
100%
Dec
96%
Swell period
14s
15s
15s
15s
15s
13s
14s
13s
13s
13s
13s
13s
Water temp
83°F
83°F
85°F
85°F
87°F
86°F
85°F
85°F
86°F
85°F
83°F
83°F