Jaco Beach Surf Break

Lat Long: 9.60° N 84.62° W

Jaco Beach Surf Forecast and Surf Report

Issued: 5 pm 13 Sep 2026 (local time)

Forecast update in  hr  min

Today's Jaco Beach sea temperature is
30.0°C
1.9° 

Jaco Beach surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


Jaco Beach surf forecast from 14 Sep 2026:

  • Best quality surf: Tuesday 15 Sep, 6PM (local time) - 2.5ft (0.8m), 17s period, SW swell with cross-offshore winds.
  • Most powerful swell: Sunday 20 Sep, 9AM (local time) - 2.5ft (0.8m), 19s period, SW swell with 446 kJ wave energy.
  • Next surfable swell (1★+): Sunday 13 Sep, 9PM (local time) - 1.5ft (0.5m), 19s period with SW swell.

Best Forecast Surf Conditions for Jaco Beach this week:

The surf forecast for Jaco Beach over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Sunday (Sep 13) at 9PM. The primary swell is predicted to be 0.5m and 19s period with a secondary swell of 0.8m and 9s. Another secondary swell of 0.6m and 13s is also forecast. The wind is predicted to be glassy as the swell arrives.

The most powerful waves expected at Jaco Beach in the next 16 days are 0.8m 19s and forecast to arrive on Sunday (Sep 20) at 9AM. Winds are predicted to be glassy at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.3m 3s period and expected on Sunday (Sep 20) at 3AM.

Wave TypeTime (CST) & Date Wave Height & Period
Next good surf (1 star+) 9PM (Sun 13th Sep)1.5ft (0.5m) 19s
Best Surf 6PM (Tue 15th Sep)2.5ft (0.8m) 17s
Most Powerful 9AM (Sun 20th Sep)2.5ft (0.8m) 19s

Table - best surf conditions forecast for Jaco Beach over the next 16 days.


Short Range Forecast

Heavy rain (total 49mm), heaviest during Tue afternoon. Warm (max 29°C on Sun afternoon, min 26°C on Tue night). Wind will be generally light.

Days 5-7 Weather Summary

Moderate rain (total 13mm), heaviest on Wed night. Warm (max 29°C on Thu morning, min 26°C on Wed night). Wind will be generally light.

Sun
13
Monday
14
Tuesday
15
Wednesday
16
Thursday
17
Friday
18
Saturday
19
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
0
2
2
2
2
2
2
2
2
1
1
2
1
1
1
0
1
2
1
2
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.6
SW
13
0.6
SW
19
0.4
SW
19
0.6
SW
18
0.6
SW
18
0.6
SW
18
0.8
SW
17
0.8
SW
16
0.9
SW
16
0.8
SW
16
0.8
SW
14
0.8
SW
14
0.9
SW
14
0.8
SW
14
0.4
SW
20
0.4
SW
20
0.5
SW
19
0.5
SW
19
0.5
SW
21
0.6
SW
18
Wave Graph
Metric surfscale
Energy kJ
131
234
127
192
252
192
358
310
371
291
251
248
297
238
145
138
184
181
220
269
Wind (km/h)
10
SW
5
NE
5
NNW
5
SW
5
NE
10
SE
20
SSE
10
S
5
N
10
SW
5
NNW
5
NE
10
SW
5
NW
5
NNW
15
SSW
5
NW
0
N
10
SSW
0
ESE
Wind State
cross-on
glassy
glassy
glassy
glassy
cross-off
cross-off
cross
glassy
cross-on
cross
glassy
cross-on
cross-on
cross
cross-on
cross-on
glassy
cross
glassy
High Tide
4:17PM2.74m
4:34AM2.89m
4:56PM2.65m
5:12AM2.79m
5:35PM2.52m
5:50AM2.64m
6:15PM2.37m
6:29AM2.47m
6:56PM2.20m
7:12AM2.31m
7:44PM2.04m
8:02AM2.15m
8:44PM1.92m
Low Tide
10:22PM0.17m
10:50AM0.15m
11:00PM0.26m
11:29AM0.24m
11:38PM0.39m
12:08PM0.37m
00:17AM0.54m
12:50PM0.52m
00:58AM0.70m
1:36PM0.68m
1:46AM0.86m
2:32PM0.81m
2:46AM0.98m
thunderstorm
mod rain
cloud
thunderstorm
rain showers
thunderstorm
mod rain
thunderstorm
thunderstorm
thunderstorm
thunderstorm
part cloud
thunderstorm
thunderstorm
clear
thunderstorm
clear
clear
thunderstorm
thunderstorm
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:28
5:28
5:28
5:28
5:28
5:26
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:39
5:38
5:38
5:37
5:37
5:37
5:36
 mm
7
8
1
5
6
10
11
1
3
6
2
1
1
3
8
Temp °C
29
28
28
28
28
28
28
26
28
28
27
29
29
28
29
29
28
29
29
28
Feels °C
33
33
32
33
32
32
30
30
31
32
32
32
33
33
32
31
32
32
32
33
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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Information about the Jaco Beach Surf forecast

The above surf forecast table for Jaco Beach provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Jaco Beach can be found by selecting the local surf guide option on the grey menu. Our Jaco Beach surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Jaco Beach) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).

Further information to help with frequently asked questions about our surf forecast for Jaco Beach may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.

Are you planning a holiday in Golfo de Nicoya? If you are looking for accommodation near Jaco Beach, camping, hotels and holiday cottages in Golfo de Nicoya, consider staying in Esparza which is 43 km (27 miles) away. Other places in and around Golfo de Nicoya where you can find information about places to rent, and car hire include San Rafael Abajo which is 45 km (28 miles) away, Tejar, Chacarita and Puntarenas.

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