Jaco Beach Surf Break

Lat Long: 9.60° N 84.62° W

Jaco Beach Surf Forecast and Surf Report

Issued: 11 am 30 Aug 2026 (local time)

Forecast update in  hr  min

Today's Jaco Beach sea temperature is
30.1°C
1.8° 

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 31 Aug 2026:

  • Best quality surf: Friday 4 Sep, 9AM (local time) - 4.5ft (1.3m), 17s period, SW swell with glassy winds.
  • Most powerful swell: Friday 4 Sep, 12PM (local time) - 5ft (1.6m), 17s period, SW swell with 1,432 kJ wave energy.
  • Next surfable swell (1★+): Sunday 30 Aug, 9PM (local time) - 4ft (1.2m), 14s 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 (Aug 30) at 9PM. The primary swell is predicted to be 1.2m and 14s period with a secondary swell of 0.5m and 6s. The wind is predicted to be offshore as the swell arrives.

The most powerful waves expected at Jaco Beach in the next 16 days are 1.6m 17s and forecast to arrive on Friday (Sep 04) at 12PM. Winds are predicted to be cross-onshore at the time the swell arrives.

Wave TypeTime (CST) & Date Wave Height & Period
Next good surf (1 star+) 9PM (Sun 30th Aug)4ft (1.2m) 14s
Best Surf 9AM (Fri 4th Sep)4.5ft (1.3m) 17s
Most Powerful12PM (Fri 4th Sep)5ft (1.6m) 17s

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


Short Range Forecast

Heavy rain (total 30mm), heaviest during Mon night. Warm (max 29°C on Sun morning, min 26°C on Mon night). Wind will be generally light.

Days 4-6 Weather Summary

Heavy rain (total 31mm), heaviest during Fri night. Warm (max 29°C on Thu afternoon, min 26°C on Wed night). Wind will be generally light.

Sunday
30
Monday
31
Tuesday
1
Wednesday
2
Thursday
3
Friday
4
Saturday
5
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
2
2
3
2
0
2
2
1
2
2
1
2
2
2
3
4
2
4
4
3
3
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.3
SW
14
1.3
SW
14
1.2
SW
14
1.1
SW
13
1
SW
13
0.9
SW
13
0.8
SW
13
0.9
SW
12
0.9
SW
12
0.6
SW
18
0.6
SW
17
0.6
SW
16
0.7
SW
16
0.8
SW
19
1.1
SW
18
1.3
SW
17
1.6
SW
17
1.5
SW
16
1.6
SW
16
1.5
SW
16
1.3
SW
15
Wave Graph
Metric surfscale
Energy kJ
746
726
549
392
342
282
199
216
212
212
222
163
248
504
795
962
1415
1109
1194
1055
788
Wind (km/h)
10
NW
10
SSW
0
NNE
5
NNW
15
SSW
10
SE
5
E
5
S
5
E
0
SSE
10
SSW
0
W
0
SSW
10
SW
0
E
0
SE
10
SSW
5
NNE
0
SE
10
SW
5
S
Wind State
cross-on
cross
glassy
glassy
cross-on
cross-off
glassy
cross
glassy
glassy
cross
glassy
glassy
cross-on
glassy
glassy
cross-on
glassy
glassy
cross-on
glassy
High Tide
4:16PM2.62m
4:36AM2.80m
4:53PM2.61m
5:12AM2.81m
5:32PM2.55m
5:51AM2.77m
6:15PM2.46m
6:35AM2.69m
7:03PM2.34m
7:26AM2.57m
8:00PM2.22m
8:27AM2.45m
9:10PM2.14m
Low Tide
10:11AM0.30m
10:21PM0.25m
10:48AM0.26m
10:57PM0.26m
11:27AM0.25m
11:35PM0.31m
12:10PM0.30m
00:17AM0.39m
12:57PM0.38m
1:06AM0.50m
1:52PM0.49m
2:04AM0.62m
2:58PM0.57m
part cloud
thunderstorm
thunderstorm
part cloud
thunderstorm
thunderstorm
part cloud
rain showers
thunderstorm
thunderstorm
thunderstorm
thunderstorm
clear
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
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
5:28
5:28
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:47
5:47
5:46
5:45
5:45
5:45
5:45
 mm
2
1
6
13
1
7
1
3
6
3
2
1
6
9
1
20
8
Temp °C
29
28
27
29
29
27
27
28
27
28
28
27
28
29
28
29
29
27
29
28
26
Feels °C
32
31
31
32
32
31
31
32
31
33
31
32
33
33
33
32
32
32
33
32
31
  • 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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