Junquillal surfForecast / Guanacaste / Costa Rica

information circle16 Day Weather and Surf, issued 5 pm Sunday 31 May 2026 CST
Forecast update in hr  min  s Forecast update imminent
Junquillal surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Junquillal sea temperature is
30.4° C
(Which is 1.8°C warmer than normal for this time of year)

Junquillal surf forecast from 1 Jun 2026:

  • Best quality surf: Monday 1 Jun, 12AM (local time) - 4.5ft (1.4m), 18s period, SW swell with glassy winds.
  • Most powerful swell: Thursday 4 Jun, 9PM (local time) - 5.5ft (1.7m), 19s period, SW swell with 1,967 kJ wave energy.
  • Next surfable swell (1★+): Monday 1 Jun, 12AM (local time) - 4.5ft (1.4m), 18s period with SW swell.

Best Forecast Surf Conditions for Junquillal this week:

The surf forecast for Junquillal over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Monday (Jun 01) at 12AM. The primary swell is predicted to be 1.4m and 18s period with a secondary swell of 1.1m and 14s. The wind is predicted to be glassy as the swell arrives.

The most powerful waves expected at Junquillal in the next 16 days are 1.7m 19s and forecast to arrive on Thursday (Jun 04) at 9PM. 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+)12AM (Mon 1st Jun)4.5ft (1.4m) 18s
Best Surf12AM (Mon 1st Jun)4.5ft (1.4m) 18s
Most Powerful 9PM (Thu 4th Jun)5.5ft (1.7m) 19s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Heavy rain (total 20mm), heaviest during Tue night. Warm (max 32°C on Tue morning, min 27°C on Sun night). Wind will be generally light.

Days 5-7 Weather Summary

Heavy rain (total 141mm), heaviest during Thu night. Warm (max 30°C on Wed afternoon, min 25°C on Thu night). Wind will be generally light.

Sun
31
Monday
1
Tuesday
2
Wednesday
3
Thursday
4
Friday
5
Saturday
6
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
Rating
(10 max)
3
4
3
3
3
2
2
3
4
3
4
4
3
3
4
3
4
3
0
3
2
Swell
Height Map
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
19
1.4
SW
18
1.6
SW
18
1.7
SW
17
1.6
SW
16
1.4
SW
16
1.4
SW
16
1.3
SW
15
1.1
SW
15
1.1
SW
15
1.5
SW
18
1.2
SW
18
1.4
SW
16
1.7
SW
18
1.7
SW
17
1.7
SW
17
1.6
SW
16
1.6
SW
16
1.4
SW
16
1.4
SW
16
1.2
SW
15
Wave Graph
Metric surfscale
Energy kJ
1210
1326
1634
1702
1303
989
976
743
551
546
1351
973
993
1842
1722
1682
1401
1333
964
871
631
Wind (km/h)
15
SW
5
E
10
ENE
15
WSW
10
ENE
10
E
15
SSW
10
SE
5
E
15
SW
5
SSE
0
S
10
SW
5
SE
5
SSE
10
S
5
SW
10
SW
20
S
5
SE
15
SSE
cross
glassy
cross-on
cross-off
cross
cross-on
cross
on
glassy
cross
glassy
glassy
cross
on
glassy
cross-on
glassy
cross
cross-on
on
on
High Tide
3:17AM2.07m
3:22PM2.30m
3:56AM2.08m
4:01PM2.28m
4:36AM2.08m
4:40PM2.25m
5:16AM2.07m
5:19PM2.19m
5:56AM2.05m
5:58PM2.12m
6:37AM2.04m
6:39PM2.04m
7:19AM2.05m
Low Tide
9:08PM0.31m
9:12AM0.52m
9:46PM0.30m
9:52AM0.52m
10:25PM0.31m
10:31AM0.55m
11:03PM0.35m
11:11AM0.60m
11:40PM0.40m
11:52AM0.66m
00:18AM0.46m
12:35PM0.71m
00:57AM0.52m
thunderstorm
rain showers
part cloud
part cloud
clear
part cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
mod rain
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
heavy rain
light rain
thunderstorm
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:20
5:20
5:20
5:20
5:20
5:20
5:20
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:00
6:00
6:00
6:00
6:01
6:01
6:01
6:02
2
1
5
10
2
3
21
5
9
42
7
8
29
17
33
3
2
Temp °C
30
29
31
30
29
32
30
29
30
30
27
29
29
26
28
28
26
26
24
24
27
33
34
34
32
34
35
32
33
34
33
32
33
33
30
32
32
29
29
25
27
28
Swell 1
Height (m)
Direction
Period (s)
1.3
SW
19
1.4
SW
18
1.6
SW
18
1.7
SW
17
1.6
SW
16
1.4
SW
16
1.4
SW
16
1.3
SW
15
1.1
SW
15
1.1
SW
15
1.5
SW
18
1.2
SW
18
1.4
SW
16
1.7
SW
18
1.7
SW
17
1.7
SW
17
1.6
SW
16
1.6
SW
16
1.9
SSW
7
1.4
SW
16
1.6
SW
8
Energy kJ
1210
1326
1634
1702
1303
989
976
743
551
543
1351
973
993
1842
1722
1682
1401
1333
372
871
324
Swell 2
Height (m)
Direction
Period (s)
1.3
S
14
1.1
S
14
1
S
13
1
S
13
0.9
SSW
12
0.7
S
12
0.7
S
11
0.7
S
11
0.8
SW
19
0.9
SW
18
0.5
SSW
5
1.1
SW
15
1.1
SW
19
0.6
SSW
14
0.6
SSW
13
0.9
SSW
6
0.9
SSW
6
0.5
S
13
1.4
SW
16
0.4
SSW
12
1.2
SW
15
Energy kJ
703
460
350
339
240
137
127
112
446
546
14
509
911
163
141
68
59
84
964
47
631
Swell 3
Height (m)
Direction
Period (s)
0.6
SW
12
0.8
SW
14
0.2
SSW
21
0.3
SW
21
0.6
SW
20
0.6
S
10
0.6
S
10
0.4
SW
21
0.6
SSW
6
0.4
SSW
15
0.6
SSW
6
0.6
SSW
6
0.6
SSW
14
0.5
S
13
0.5
S
13
0.4
SSW
12
0.1
SW
26
0.4
SW
24
Energy kJ
122
248
45
72
239
75
68
162
31
71
25
28
143
87
82
51
26
143
Wind waves
Height (m)
Direction
Period (s)
2.2
SW
7
1.6
SW
7
Energy kJ
489
255
Nearest Offshore or Glassy
Rating
(10 max)
4
4
4
3
4
4
3
3
4
4
4
4
4
4
4
4
4
4
4
4
4
Distance (km)
8
0
2
71
2
2
214
2
0
8
0
0
8
2
0
17
0
8
162
2
2
Best forecast wave conditions in Guanacaste
Rating
(10 max)
4
4
4
3
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
Best forecast wave conditions in Costa Rica
Rating
(10 max)
4
4
4
4
4
4
2
4
4
4
4
4
4
4
4
4
4
4
4
4
4
Header Global
Rating
(10 max)
5
4
5
5
5
4
5
5
5
9
8
7
5
5
9
8
6
8
9
9
9
  • 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 Junquillal Surf forecast

The above surf forecast table for Junquillal provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Junquillal can be found by selecting the local surf guide option on the grey menu. Our Junquillal 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 (Junquillal) 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 Junquillal 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.

Junquillal is 40 km (25 miles) from Nicoya. If you plan a holiday in Guanacaste, look for hotels and other accommodation in Nicoya. Nicoya has rooms for a wide range of budgets as well as car hire and transport links.

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