Balneario Sao Jose Surf Break

Balneario Sao Jose Surf Forecast and Surf Report

Lat Long: 24.09° S 46.60° W

Issued: 8 am 06 Jul 2026 (local time)

Forecast update in  hr  min

Today's Balneario Sao Jose sea temperature is
20.3° C

Normal for this time of year

Balneario Sao Jose surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


Balneario Sao Jose surf forecast from 6 Jul 2026:

  • Best quality surf: Saturday 11 Jul, 9AM (local time) - 4ft (1.2m), 13s period, SE swell with glassy winds.
  • Most powerful swell: Monday 13 Jul, 9AM (local time) - 6ft (1.8m), 13s period, SSE swell with 1,077 kJ wave energy.
  • Next surfable swell (1★+): Monday 6 Jul, 6PM (local time) - 3.5ft (1.1m), 10s period with SSE swell.

Best Forecast Surf Conditions for Balneario Sao Jose this week:

The surf forecast for Balneario Sao Jose over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Monday (Jul 06) at 6PM. The primary swell is predicted to be 1.1m and 10s period with a secondary swell of 0.5m and 18s. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Balneario Sao Jose in the next 16 days are 1.8m 13s and forecast to arrive on Monday (Jul 13) at 9AM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.4m 2s period and expected on Monday (Jul 06) at 9PM.

Wave TypeTime (-03) & Date Wave Height & Period
Next good surf (1 star+) 6PM (Mon 6th Jul)3.5ft (1.1m) 10s
Best Surf 9AM (Sat 11th Jul)4ft (1.2m) 13s
Most Powerful 9AM (Mon 13th Jul)6ft (1.8m) 13s

Table - best surf conditions forecast for Balneario Sao Jose over the next 16 days.


Updates in  hr  min  s Forecast update imminent

Alright, folks, Rusty here, checking in with a look at what the next couple of weeks have in store for us on this stretch of coast. It’s a bit of a mixed bag, so let’s break it down.

We’ve got some decent pulses of energy rolling in, but the wind is going to be the one thing that really makes or breaks your session. The water temp is sitting at 69°, which is about average for this time of year, so you won’t need the thickest wetsuit, but a spring suit is still the smart call.

First up, Monday the 6th of July is our window to get wet. Balneario Sao Jose (Balneario-Sao-Jose) is our spot, and early doors is the move. We’ve got a clean 4ft S swell with 11-second period, and the wind is glassy from the ENE at 3 mph. That’s going to produce some really clean lines. The combined energy is sitting at 461 (moderate), so there’s enough push in the water to have fun. The morning is where it’s at, but keep an eye out – the crowds can be a factor here as it’s fairly consistent, so get in early if you want a pick of the peaks. The cross-on wind kicks in for the afternoon, so that window closes.

Tuesday and Wednesday the 7th and 8th are pretty low-key. The swell drops off a bit, and the wind gets messy. Wednesday morning the 8th has a brief window of glassy conditions and 3ft S swell, but the energy is a bit weaker at 278 (moderate). It’s surfable, nothing special.

Thursday the 9th is worth a mention. We’ve got another glassy morning with a 3ft S swell, but the period is a nice 11 seconds and the energy is a solid 300 (moderate). It’ll be clean but smaller. The real story starts to build for the weekend.

Saturday the 11th of July is the standout of the whole period. The morning session is where you want to be. We’ve got a 4ft SE swell with a 13-second period, pushing a combined energy of 504 (strong). The wind is glassy from the NNE at 3 mph. That is a recipe for some proper long, clean walls. The swell direction (SE) isn't perfect for the break's optimum (SE), but it is a match, so it'll work nicely. This is the one to circle on your calendar. It's not too big, not too small, and clean as a whistle. The afternoon gets a bit of a cross-on breeze so it’s off a touch, but the morning is pure gold.

Into the second week, Monday the 13th of July throws a bigger pulse our way with 6ft S swell and 13-second period. That’s moderate energy at 1445 (strong), but the cross-on wind from the S at 9 mph will chop it up. That’s more of a kite-surfing day if you ask me. The swell’s got power, but the surface will be messy.

Tuesday the 14th has a glassy morning with 4ft SSE swell, which is a nice reset after the wind. It fades out from there. The 15th of July has some glass and a tiny 4ft ESE swell, but the period is a weak 7 seconds, so it’ll be a bit crumbly.

After that, the swell fades right down. From the 17th through to the 20th July, the energy drops into the double digits (as low as 50), with tiny waves. There’s a long gap with nothing really on offer until finally, on Tuesday the 21st of July, there’s a bit of a pulse again. A 3ft S swell with a 14-second period and glassy morning wind shows up, with combined energy at 340 (moderate). It’s promising but that’s a long way out, so keep an eye on it.

So, bottom line: don’t waste your energy on the in-between days. Get on it Monday the 6th for a clean, fun session, and do not miss Saturday the 11th of July. That’s your day.

Rusty.

Short Range Forecast

Light rain (total 3mm), mostly falling on Tue morning. Warm (max 21°C on Mon morning, min 15°C on Wed night). Wind will be generally light.

Days 4-6 Weather Summary

Mostly dry. Warm (max 23°C on Fri morning, min 16°C on Thu night). Wind will be generally light.

Monday
6
Tuesday
7
Wednesday
8
Thursday
9
Friday
10
Saturday
11
Sunday
12
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
1
2
1
0
2
2
1
2
2
1
1
1
2
2
3
2
2
1
0
3
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.2
S
11
1.1
SSE
10
1.1
SSE
10
1
SSE
10
0.9
SE
10
1.2
SE
10
1
SE
9
0.9
SE
9
0.9
SE
10
0.9
S
11
0.7
S
10
0.6
SE
10
0.5
SE
14
0.6
SE
14
1.1
SE
13
1.2
SE
13
1.3
SE
13
1.2
SE
13
1.1
SE
12
0.9
SE
12
0.9
SSE
14
Wave Graph
Metric surfscale
Energy kJ
326
281
227
200
139
262
163
147
160
185
104
80
97
155
374
495
545
473
330
256
336
Wind (km/h)
5
ENE
5
SE
5
NNW
15
WSW
15
S
5
SE
0
E
10
SE
5
NE
0
SW
5
ESE
5
N
5
NW
5
SSE
5
W
5
NNE
5
ESE
10
N
5
WSW
10
SSW
5
NNW
Wind State
glassy
cross-on
glassy
cross
cross-on
glassy
glassy
cross-on
glassy
glassy
cross-on
cross-off
glassy
glassy
glassy
glassy
cross-on
off
cross
cross-on
glassy
High Tide
7:07PM1.06m
7:16AM1.08m
8:05PM0.98m
8:28AM1.01m
9:16PM0.90m
10:05AM1.00m
10:43PM0.87m
11:56AM1.08m
00:01AM0.89m
1:11PM1.19m
00:54AM0.95m
2:01PM1.27m
1:36AM1.02m
Low Tide
1:20PM0.33m
2:01AM0.56m
2:53PM0.41m
3:35AM0.54m
4:26PM0.44m
4:53AM0.47m
5:48PM0.43m
5:58AM0.37m
6:57PM0.40m
6:54AM0.26m
7:54PM0.38m
7:42AM0.14m
8:42PM0.39m
clear
clear
clear
rain showers
light rain
cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
light rain
heavy rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:50
6:50
6:50
6:50
6:48
6:48
6:48
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:31
5:31
5:31
5:32
5:32
5:34
5:34
 mm
1
2
2
14
Temp °C
21
21
19
19
18
17
19
19
17
20
20
17
23
23
19
23
23
21
21
21
19
Feels °C
22
22
20
19
18
18
20
19
17
20
20
17
23
23
19
23
23
21
21
21
20
Swell 1
Height (m)
Direction
Period (s)
1.2
S
11
1.1
SSE
10
1.1
SSE
10
1
SSE
10
0.9
SE
10
1.2
SE
10
1
SE
9
0.9
SE
9
0.9
SE
10
0.9
S
11
0.7
S
10
0.6
SE
10
0.5
S
8
0.6
SE
14
1.1
SE
13
1.2
SE
13
1.3
SE
13
1.2
SE
13
1.1
SE
12
0.9
SE
12
0.9
SSE
14
Energy kJ
326
281
227
200
139
262
163
147
160
185
98
80
33
155
374
495
545
473
330
256
336
Swell 2
Height (m)
Direction
Period (s)
0.4
SSE
20
0.5
S
18
0.4
SSE
16
0.3
SSE
15
0.3
SSE
14
1
S
8
0.9
S
8
0.8
S
8
0.8
S
9
0.7
SE
11
0.7
SE
10
0.6
S
9
0.5
SE
14
0.5
S
8
0.4
S
7
0.2
SSW
7
0.3
SW
6
0.4
S
6
0.5
SSW
6
0.4
SSW
6
0.8
SE
12
Energy kJ
129
167
89
45
41
133
103
78
109
115
104
58
97
29
16
5
6
11
18
11
169
Swell 3
Height (m)
Direction
Period (s)
0.2
E
8
0.2
E
8
0.2
E
8
0.2
E
8
0.1
E
8
0.3
S
13
0.2
S
12
0.1
S
18
0.6
S
10
0.1
S
15
0.5
SE
10
0.5
SE
10
0.1
S
16
0.1
S
14
0.1
S
16
0.1
S
14
0.3
SSE
21
0.3
SSE
20
0.5
S
4
Energy kJ
6
6
5
5
1
31
12
7
75
4
46
46
5
4
5
4
89
75
8
Wind waves
Height (m)
Direction
Period (s)
0.2
ENE
3
0.4
SW
3
1.1
S
5
0.4
SW
7
0.5
SSW
3
0.5
SSW
4
Energy kJ
1
2
70
11
7
9
Nearest Offshore or Glassy
Rating
(10 max)
2
2
2
1
2
2
2
1
2
2
1
1
1
2
2
3
1
2
1
1
3
Distance (km)
0
32
0
26
356
0
0
28
0
0
28
0
0
0
0
0
28
0
35
35
0
Best forecast wave conditions in São Paulo
Rating
(10 max)
3
4
3
2
2
2
2
2
3
2
2
2
2
2
3
3
2
2
2
3
Best forecast wave conditions in Brazil
Rating
(10 max)
4
4
4
3
2
2
3
3
2
3
2
3
3
2
3
3
3
2
3
2
3
Header Global
Rating
(10 max)
8
7
5
5
9
8
9
9
5
6
6
5
8
6
5
5
5
9
9
7
4
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  • 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 Balneario Sao Jose Surf forecast

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

Balneario Sao Jose is 3 km (2 miles) from the city of Mongagua. If you plan a holiday in São Paulo, look for hotels and other accommodation in Mongagua. Mongagua has rooms for a wide range of budgets as well as car hire and transport links.

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